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Casio IT-2000D User's Manual

1. CPU 1486GX Buzzer uPD7217 1 Power switch For IT 2000W MASK ROM only FLASH ROM MMU DINOR Battery voltage monitoring sensor DRAM AID Temperature sensor converter Illumination sensor UART g COM SIR Buffer t 8 pin K RTC ti Keyboard Analog touch controller panel IrDA IrDA r Driver Receiver IrDA COM 2 Lug RS 232C 16550 drivet 14 pin BUS Controller PC card controller PC card slot IT 2000D20 NAND Kon TCT IT 2000D30 IT 2000D60 EL Backlight VGA BL controller 8 TJ controller LCTC LCD Lithium ion PMU battery PMU Primary sub battery Secondary sub battery 1 2 2 Supported Software The software used with this terminal can be divided into two categories the system software that includes the BIOS OS and device drivers and the user software such as the development tools The system software is stored on the DINOR FLASH ROM 1 MB and the user software is supported from the SDK CD ROM version 4 0 supplied by Casio at free of charge The following paragraphs describe the software BIOS The BIOS program is stored in the DINOR FLASH ROM 256 KB of DINOR FLASH ROM is allocated specifically as the BIOS storage area The BIOS of this terminal consists of the standard PC AT BIOS section
2. Refer to KEY_DelExtKey also Note If the key list includes any invalid data no error results Only the data pieces that can be registered will be registered 168 Deleting Enhanced Keys Deletes the data of the specified enhanced key Only the frame will be remained SYNTAX int KEY_DelExtKey int keyno KEYLIST keylist INPUT keyno Number of the expansion key KDC_EXTKEY1 1 Enhanced key 1 KDC_EXTKEY2 2 Enhanced key 2 keylist list of replaceable keys typedef struct int data_cnt Number of replaced keys KDC_EXTKEYINFO far keyinfo Table of replaceable key information KDC_EXTKEYLIST typedef struct unsigned int keycode Key code to be set int change_position Place of replacement 1 to 48 char far image_adr Button display data 32 x 24 bit KDC_EXTKEYINFO OUTPUT 0 Normal termination l Input parameter error EXAMPLE include padlib h KEYLIST keylist int retcode i for i 0 i lt countof keydata it keydata i change_position xxxx keylist data_cnt countof keydata retcode KEY_DelExtKey KDC_EXTKEY1 amp keylist Refer to KEY_SetExtKey also Note Deletion of a key which is assigned to a position that has not been registered will not result in error 169 7 6 4 OBR Library Overview The OBR library is used to control the OBR B
3. 012845 H Note Due to technical reasons the display of the B W LCD may change to reverse video if an application program developed by the user on a PC is executed without modification on this terminal To restore the normal display use the Reverse Video Utility refer to Chapter 8 8 Reverse Video Utility Key input operation is disabled for about one second after the Power has been turned on This is not a malfunction This occurs because the monitoring timer starts operating the moment the Power switch is turned on and does not allow key input for about one second until this timer expires Thus key input is not possible Ifan LB1 event low main battery voltage occurs the alarm buzzer starts sounding and system operation is suspended in about 10 minutes If the alarm buzzer starts sounding terminate the current operation as soon as possible and recharge the main battery 12 This system will not execute an alarm indication for an LB2 event low sub battery voltage or LB3 event low SRAM card battery voltage Therefore the application program side must acquire the alarm status via the system library and display an appropriate alarm message If the volume of the buzzer is set to zero by the System Menu or system library the LB1 low main battery voltage alarm will not be heard Also other sounds issued by the system will be inaudible If the system is booted from a PC card and if a large size program th
4. IT 2000 TZ JST 5 About key input during communication Do not press any key during communication otherwise file transmission reception may be hampered 65 Operations 1 SEND FILE TO HT one file transmission from IT 2000 to IT 2000 This function may be available in future as of now not available It is not allowed to use the function If the file transmission between IT 2000s is needed FLINK utility may be used refer to Chapter 3 11 FLINK Command 2 SEND FILE TO PC one file transmission from IT 2000 to PC This function is used to copy an optional file from an IT 2000 to PC To do this use commercial terminal emulation software on the PC side The destination directory of this copy should be specified by the terminal emulation software on the PC side Connect one end of the serial cable cross type to the 8 pin COM port of the IT 2000 and connect the other end to the COM port of the PC Select SEND FILE TO PC on the transmission side On the PC side initiate the terminal emulation software to prepare for download Select a baud rate of 9600 bps and specify the YMODEM Batch protocol When the file name input screen appears on the IT 2000 side specify the transmitted file with its full path name including the drive name then press the RET key Pressing the RET key starts file transfer When the Normal End message is displayed file transmission has been completed If the
5. SYNTAX int SYS_GetConnectorStatus int nType INPUT nT ype Connector type 0 T O Box 1 AC adaptor or I O Box OUTPUT 0 Normal termination 1 Connected Parameter error Key Click Sound ON OFF Sets the key click sound to ON or OFF SYNTAX int SYS_SetKeyClck int OnOff INPUT nOnOff 0 OFF Other than 0 ON OUTPUT 0 Normal 2 No response from KBC 3 VxD not registered for IT 2000W only Acquisition of Key Click Sound Status Acquires the key click sound ON OFF setting SYNTAX int SYS_GetKeyClick INPUT None OUTPUT 0 OFF 1 ON 2 No response from KBC 3 VxD not registered for IT 2000W only 144 Acquisition of Reboot Reason Used to acquire the reason the system was rebooted SYNTAX int SYS_GetPowerOnFactor INPUT None OUTPUT bO Power key bl Reset button b2 Alarm b3 Ring signal b4 IT 2000 is being set on I O Box Note If the reset button is pressed the system menu is initiated This means that an application program will never acquire the status of Reset switch being pressed as the reboot reason Acquisition of Reason for OFF Acquires the reason that the system was most recently turned OFF SYNTAX int SYS_GetPowerOffFactor INPUT None OUTPUT bO Power key bl Reset key b2 Reserved b3 LBO b4 b6 b7 Reserved b5 LB1 timeout indicates OFF by the condition of battery voltage low b8 APO b9 Software triggered OFF b10 to b15 Reserved Note If the reset
6. Scanning disable Special mode Scanning disable after one normal read Request sleep mode Request stop mode Write defaults Write current setting values Switch to the setting values currently stored in EEPROM Expanded command control Transmission start Transmission complete CODE39 C D Disable check without changing the transfer function Enable check Transfer Enable check Not transfer Disable check Not transfer Disable check Transfer 179 gt NW 7 C D Disable check without changing the transfer function Enable check Transfer Enable check Not transfer Disable check Not transfer Disable check Transfer gt 2of5 C D Disable check without changing the transfer function Enable check Transfer Enable check Not transfer Disable check Not transfer Disable check Transfer CODE11 C D Enable transfer of check 1 Disable transfer of check 1 Enable transfer of check 2 Disable transfer of check 2 CODE93 C D Enable transfer of no check Disable transfer of no check Disable transfer of check Enable transfer of check CODE128 C D No check without changing the transfer function Disable transfer of check Disable transfer of no check Enable transfer of no check Disable transfer of check Enable transfer of check 180 D E F x G H I AN J K L M N O P Q S T U V W X DT 9656BCR Reception Buffer Use the buffer provided in the OBR library to receive OBR codes Rece
7. Writing Set Values to EEPROM The OBR is provided with a function to write the current setting values to EEPROM To do this transmit the Z2 command If this is not done other commands that have been transmitted previously to the Z2 command will not be written to EEPROM As a result they will be lost when the power is turned off and the settings specified by these commands will not be valid the next time the power is turned on Example To specify Read all codes and write to EEPROM OBR_Send A0 OBR_Send Z2 185 Command List ommand T A foe 2 i 5 6 7 7 Adding UPC 2 digis of supplemental Enable read R2 readable 7 UPC 5 digits of supplemental Enable read R3 ii EAN 2 digits osupa O Enableread R O _ EAN 5 digis of supplemental Enableread RE Ce eed e Yes CODE93 Enable read B est By _ 0 2 3 5 6 J J J J J J J J A A A A A CODE128 Enable read MSI Plessey Enable read 3 CODE39 Data Not calculate C D transfer Calculate C D format Transfer C D Not transfer C D Not transfer start stop code Transfer start stop code NW 7 start stop code Not transfer Transfer ABCD TN E Transfer abcd tn e Transfer ABCD ABCD Transfer abcd abcd ps ITF DTF C D Not calculate C D Calculate C D Transfer C D Not transfer C D QOaQada WNrF 186 4 Specify the least significant digit 5 Specify buzzer activat
8. COM lt gt Key for DEBUG PENMOUSE COM PMON COM Drive C Switching DOZE mode on off PMOFF COM 11 1 3 Precautions If reading the internal clock with INT21h the significant data should include and be limited to the seconds digits On this terminal the time is read directly from the RTC so that the correct time can be attained at any moment even during extended continuous use As a result the 1 100 of a second digit is ignored refer to Chapter 6 3 Clock Control Driver If itis necessary to reboot the system from an application use the dedicated system library However the reboot operation that uses INT 19h of the BIOS I F does not work Many commercial PC programs use a VGA screen 80 H x 25 V If these programs are run on this terminal 24 H x 24 V part of the message may not be displayed on the screen Writing to a PC card should always be performed by terminating the write action through the flash out process Otherwise if system operation is suspended while writing to an SRAM card or ATA card the data on the card may be damaged To activate this flash out process use the _dos_commit function of Visual C C or Commit Function 68h of DOS Layout your screen display in such a manner that dark characters lie on a white background With LCDs a white background provides the most legible displays If intermediate colors half tones are desired use the following two colors tones
9. EMS memory driver was not enabled KEYPAD DAT not found Parameter error About the Key Input If this simulator is resident in memory input through the keypad is permitted by clicking in the region that corresponds to each key in addition to key input via the PC keyboard This is possible irrespective of whether a simulated keypad is being displayed by the G option About Coordinate Input If the application is designed for input of coordinates through the KEY_Read function of the keypad library this simulator will implement the same process using the mouse pointer In this case if the left mouse button is clicked DOWN RUN UP operations will be simulated Right mouse button clicks will be ignored Monitoring Keypad Display ON OFF Status If the F9 key is pressed this simulator will show the keypad display ON OFF status along with other system library information LedContrast 0 ace ON Backlight ABOTime ABC REYPAD Fig 7 9 127 Displaying Simulated Keypad If this utility is initiated with the G option a simulated keypad will be drawn in the position specified by the X coordinate provided that the video mode of the VGA BIOS INT10h is set to 12h 16 color graphic mode of 640 x 480 dots Si ET meaz Fig 7 10 Since this display position in the X direction can be modified with the G option at the start of the resident utility it is also possible to display the simulated keypad so it will not b
10. PENMOUSE Option Start option R Cancels the residenc 6 5 3 Functions 102 The functions supported by this driver are summarized below Initialize Returns information as to whether the mouse can be used and sets the mouse function to the initial conditions To start using the mouse this function must be called Input AX 0 Output AX Use of mouse permitted not permitted 0 Use of mouse not permitted 1 Use of mouse permitted BX Number of mouse buttons Note The position of the cursor is first set to the center of the screen if this function is executed on a PC However it is positioned at the top left corner of the screen 0 0 on this terminal Display Cursor Displays a cursor on the screen This is a dummy function Dummy Function Input AX 1 Output None Erase Cursor Removes the cursor from the screen This is a dummy function Dummy Function Input AX 2 Output None Read Cursor Reads the information about the current cursor position and whether the Position mouse button is pressed Input AX 3 Output BX Button status b0 1 The left button is pressed bl 1 The right button is pressed CX X coordinate of the cursor position DX Y coordinate of the cursor position 103 Set Cursor Position Places the cursor at the specified position Read Pushed Counter and Position Read Popped Counter and Position Input AX 4 CX X coordinate of the cur
11. CLR key is pressed during file transfer transfer will be interrupted It will take about 10 seconds for communication to completely stop 3 SEND ALL TO HT transfer all files in the user drive of IT 2000 to IT 2000 This function may be available in future right now not available It is not allowed to use the function If the file transmission between IT 2000s is needed FLINK utility may be used refer to Chapter 3 11 FLINK Command 4 RECEIVE FILES file reception The function is used to receive one file from the PC For information about the method used to receive a file from the IT 2000 refer to the SEND FILE TO HT description On the PC side commercial terminal emulation software must be used In this operation the copy destination directory cannot be specified Connect one end of the serial cable cross type to the 8 pin COM port of the IT 2000 and connect the other end to the COM port of the PC Move the cursor to RECEIVE FILES then press the RET key to prepare for reception Start upload with the terminal emulation software on the PC side Select a baud rate of 9600 bps and specify the YMODEM Batch protocol 66 When the Normal End message is displayed on the IT 2000 side file reception has been completed For information about the copy destination directory refer to the following table If the CLR key is pressed during communication file reception will be interrupted It
12. Its drive name is A Note Since the RAM disk shares part of the main memory installed in the main unit a large size RAM disk may affect the operation of application programs Basic Drive Part of the DINOR FLASH ROM is used as the basic drive It cannot be written to Disk capacity 768 KB Since the basic drive supports the INT13h Read Only interrupt it can be used as the built in fixed drive Its drive name is C 43 F ROM Drive The F ROM drive is supported as a disk for which both read and write operations are possible only for models with the F ROM drive Various disk capacities are supported for each model Disk capacity 0 models without F ROM 4M 8M 12M 16M or 24 MB To format the F ROM drive use the System Menu For information about the formatting method refer to Chapter 3 System Menu In this process the System Menu will call TRORMAT EXE from drive C to format the F ROM drive For more information about the TRORMAT EXE operation refer to Appendix A TFORMAT Since this F ROM drive supports the INT 13h interrupt it can be used as the built in fixed drive Its drive name is D PC Card Drive If either an SRAM card or ATA F ROM card is inserted in the PC card slot it can be used as the drive G Drive F for models without the F ROM drive If the ATA F ROM card is inserted in the card slot the system can boot up according to the CONFIG SYS AUTOEXEC BAT files included on this card This start up method
13. This means that the application should be programmed so that the key scanning or key input function is called at intervals that are as short as possible 155 Acquisition of coordinates The coordinates of a position touched can be acquired However while the keypad is being displayed it is only possible to acquire a set of coordinates if an area outside the keypad is touched In this case the coordinates will be recorded together with the following coordinate status Coordinate status When a set of coordinate is acquired the steps performed from when the pen or user s finger touches the panel to when it is removed from the panel can be tracked The coordinate data acquired this way also includes the status data which is used to determine the pen down position pen up position etc A problem may occur with the acquisition of the pen up coordinates if the power is turned OFF or if the application program clears the buffer while the pen is on the panel In this case a status code indicating that the pen up coordinates cannot be acquired will be returned The following are the status values that can be obtained at the acquisition of coordinates They are defined in keypad h KDC_DOWN If the touch panel is touched KDC_RUN If the pen is moved while it touches the panel this status will be returned at 2 0 ms intervals if the pen remains still KDC_UP If the pen is removed from the panel KDC_CANCEL If the pen down status can
14. function is used to sense the ambient light intensity and automatically turns ON OFF the backlight This function is used to set marginal levels across which the backlight changes from ON to OFF or from OFF to ON If the readout on the AD converter falls below OnValue the backlight turns on and if it exceeds OffValue the backlight turns off If these two levels are identical or too close each other the backlight may flicker To avoid this problem set OnValue so that it is slightly less than OffValue SYNTAX int SYS_SetThresholdOfABC int OnValue int OffValue INPUT OnValue Oto 255 OffValue 0 to 255 OUTPUT 0 Normal 2 No response from KBC 3 VxD not registered for IT 2000W only SYNTAX int SYS_GetThresholdOfABC int OnValue int OffValue INPUT OnValue Pointer to the area in which the ON threshold value is stored OffValue Pointer to the area in which the OFF threshold value is stored OUTPUT 0 Normal 2 No response from KBC 3 VxD not registered for IT 2000W only 139 Backlight ON OFF This function is used to forcibly turn ON or OFF the backlight If turned ON by this function the backlight will remain on until Backlight OFF is triggered by the Backlight OFF function or ABO If this function is activated under the ABC control the ABC will be temporarily disabled and will be enabled again when Backlight OFF is triggered by the Backlight OFF function or ABO SYNTAX int SYS_SetBacklight i
15. side then restart it to restore normal communication About time stamping of files This utility supports the function to exchange time stamp information between the transmitted file and received file The time stamp information to be exchanged will be processed assuming that it is Greenwich standard time In contrast the time used by the IT 2000 is the local time and the time stamp of IT 2000 files are accordingly controlled based on the local time The XY utility for file transmission reception by means of the YMODEM protocol will convert a time stamp in Greenwich standard time to a time stamp in local time or vice versa This time conversion is achieved according to the environment variable TZ In communication between two IT 2000 terminals if for example TZ of the transmission side is JST 5 the time stamp of a file to be transmitted will have five hours added In this case the reception side will create a file by subtracting five hours from the time stamp of the received file If the environment variable TZ is not set this time conversion is not performed The time stamp made at XMODEM communication uses the system time of the reception side Transmission side Reception side IT 2000 TZ none 12 00 gt 12 00 gt 12 00 IT 2000 TZ none IT 2000 TZ GMT 12 00 gt 12 00 gt 12 00 IT 2000 TZ GMT IT 2000 TZ JST 5 12 00 17 00 gt 12 00 IT 2000 TZ JST 5 IT 2000 TZ JST 5 12 00 gt 17 00 gt PC PC 12 00 SD 5
16. which corresponds to the hard disk of a PC is defined as a read only device The MS DOS on the boot drive C can be loaded initially provided that no PC card is inserted in the slot but in this case it is not possible to add the start up code for user programs to the AUTOEXEC BAT file This problem is solved on the terminal as follows At boot up this terminal searches each drive to locate the CONFIG SYS and AUTOEXEC BAT files and sets it as the current drive then MS DOS is loaded into the main memory As a result the CONFIG SYS and AUTOEXEC BAT files in the current drive can be processed through MS DOS The CONFIG SYS and AUTOEXEC BAT files will be searched in the following order PC card drive gt RAM disk gt F ROM drive gt Basic drive The CONFIG SYS and AUTOEXEC BAT files on the basic drive will be executed only if the RESET button is pressed As a result the System Menu which is the maintenance program for this terminal will be initiated Since the main part of MS DOS is always loaded from the basic drive C in this case it is not necessary to install MS DOS and COMMAND COM on the user drive LOADING MS DOS Fig 4 1 YES N RESET BUTTON was pressed Specifies the basic drive as the current drive Load MS DOS Executes CONFIG SYS and AUTOEXEC BAT in the current drive Specifies the drive on which CONFIG SYS and AUTOEXEC BAT reside as the current drive 79 As described
17. will take about 10 seconds for communication to completely stop The destination drive directory will vary depending on whether the destination side has an FROM drive D and or RAM disk A The following table shows the possible destination drive directory for copy purposes FROM drive D RAM disk A Copy destination drive directory Installed Installed FROM drive D Not installed FROM drive D Not installed Installed RAM disk A Not installed 67 3 11 FLINK Command Function Files can be transferred by infrared communication IR This can be implemented either as PC to HT AT compatible machine to IT 2000 communication or as HT to HT between two IT 2000 terminals communication To perform PC to HT communication an I O Box and a PC side communication utility LMDOS EXE for DOS is required SYSTEM MENU ver 1 00 lt FLINK IrDA gt SEND FILE to HT SEND ALL to HT REWOTE SERVER iy E Jan 1993 Bee ee Fig 3 12 Send File to PC om Ins el Ext _ lt i E gt Bs h a l z c fi el a l el el is a w I l 1 ay C Z d DE gt x AE kesel SP Fig 3 14 FLIWK EXE ver 1 00 C 1997 CASIO CO Ltd Waiting Fig 3 13 68 Note If the identical file name exists on the reception s
18. 74 3 15 Disk Format Function Formats the RAM disk or user drive SYSTEM MENU ver 1 00 lt FORMAT DISK gt PRAM DISK F ROM DISK GETH Jan 1999 ARIEN Fig 3 18 Operation In the screen shown above use the 2 or 8 key to select whether the RAM disk or user drive is to be formatted then press the RET key This makes the following screen appear In this screen press the 1 key to move the cursor onto YES and press the RET key to start formatting If either the RET key is pressed while the cursor is on NO or CLR key is pressed while the cursor is on YES the formatting operation will be canceled Format RAM DISK Format F ROW DISK Format OK 7 Format OK 7 1 YES 0 0 1 YES 0 00 Fig 3 19 Fig 3 20 75 Key Operation 2 or 8 key Selects the objective item drive selection screen Does not perform formatting formatting start screen Starts formatting formatting start screen RET key Confirms the current setting CLR ke decimal key Toggles YES and NO options of formatting 76 3 16 System Initialization Function Sets all the system setups to their defaults Default Setting Set BIOS Default 1 YES 0 0 Fig 3 21 Operation The following table shows the available key operations Key Operation Does not initialize the system Initializes the system RET key Confirms the current setting CLR key Cancels the
19. Chapter Chapter Chapter Chapter 3 11 7 5 1 7 5 2 7 5 3 7 6 7 6 1 7 6 2 7 6 3 7 6 4 FLINK Command System Date Time Setup Command Prompt RAM Disk Size Change Disk Format System Initialization Password Entry MS DOS Overview How to Write CONFIG SYS and AUTOEXEC BAT Card Boot Keyboard Controller Overview Keyboard Control Touch Panel Control Sensor Control Backlight Control Drivers Overview System Driver Function Startup Method Clock Control Driver Function Startup Method Keypad Driver Hardware Window Manager Function Startup Method PenMouse Driver Overview Startup Method Functions Application Development Overview Notes on Developing Application Development Environment Development Environment Application Development Library Simulation Driver Program Development Procedure Creation of Execution File Debugging Through Simulation Operation Check on IT 2000 Using COM2KEY XY Installation of Application Program Simulation Driver System Driver Simulator SYSDRVP COM Hardware Window Manager Simulator HWWMANP COM Keypad Driver Simulator KEYPADP COM Library Overview System Library Keypad Library OBR Library DT 9650BCR DT 9656BCR Chapter 8 8 9 APPENDIX A APPENDIX B APPENDIX C Utility Overview Calculator Utility Clock Utility Calendar Utility FLINK Utility Communication Parameter Setup Command File Transmission S File Reception R
20. Check on IT 2000 Using COM2KEY XT The backlight is turned off by means of the ABO Auto Backlight OFF function However it is turned off 1 3 seconds after the setup time This is because the system has 1 3 seconds of monitoring time before the internal timer is started 13 Do not input P from the DOS prompt If it is input P requests DOS to redirect console output to printer However the IT 2000 does not have the printer being installed it will enter into wait mode For more information about the system library refer to Chapter 7 6 2 System Library Also refer to Chapter 2 2 4 Battery Voltage Monitoring Process for information about the low battery voltage notification function 14 2 Basic Software 2 1 Overview 2 1 1 Software Configuration The following diagram shows the software configuration of the IT 2000 Application f OBR Library System Library A Keypad Library Amen Layer o oa MS DOS System Driver PenMouse Keypad MS Layer Driver Driver DOS APM BIOS Extended BIOS Pen BIOS ROM BIOS Hardware amp BIOS Layer po AT Architecture Original Hardware Fig 2 1 Note The PenMouse driver and Keypad driver cannot co exist on the system 15 2 1 2 Memory Map The memory map of the IT 2000 is as follows Extended Memory ROM BIOS Memory Mapped Disk I F PC Card I F EMS Windows 16 KB x 4 Reserved Video Buffer 128 KB NAND DISK BIOS VGA BIOS S
21. D gt xy ry N After the above operation has been performed the IT 2000 remains in the wait state for file reception with the YMOEM bat protocol Use the upload function of the terminal software to transfer the application program If file transfer has been completed the operation check of the program can be performed Of course this application program can be initiated with a command line displayed by the terminal software on the personal computer D gt aplic 119 Use the debugger as required DEBUG COM which is the standard MS DOS debugger is stored on the backup CD ROM If it is transferred onto the user disk by the above mentioned procedure and initiated according to the following procedure remote debugging is made possible on the terminal software of the personal computer D gt debug aplic exe r AX 0000 BX 0000 CX 27C7 DX 0000 SP 0800 BP 0000 SI 0000 DI 0000 DS 2DEF ES 2DEF SS 30BC CS 2DFF IP 0420 NV UP EI PL NZ NA PO NC 2DFF 0420 B430 MOV AH 30 p Oe 7 4 4 Installation of Application Program This section describes how to install the application program after it has been debugged on the actual terminal The following table summarizes IT 2000 installation required after purchase 1 Installation of main battery and sub batteries 2 Calibration 3 Formatting the F ROM drive only for models with an F ROM drive 4 Setting the RAM disk size and formatting it if the RAM disk is use
22. Driver CS_APM EXE OS Layer APM Driver POWER EXE BIOS Layer APM BIOS Hardware Layer APM BIOS Controlled Device PC Card Add in Device Fig 2 7 Basically APM functions in the following two ways APM BIOS which is in the background controls the power conditions of each device Applications can call the APM BIOS functions to obtain or control the power conditions An application that uses the APM BIOS function is called an APM aware Application If an application acquires information related to power conditions via the system library refer to Chapter 7 6 2 System Library APM BIOS is actually called within the system library It is also possible to directly call APM BIOS from applications For more information refer to an APM BIOS manual published separately by a third party 33 Auto Power OFF Function APO This function automatically shifts the system to the OFF state suspend state if no event has taken place for a specified period of time from the touch panel the keyboard COM1 or a file This time interval has been set to one minute by default It can be modified using the System Menu or system library About the activity Any access to the touch panel key COM1 or file that causes results in Auto Power OFF is defined as an activity and it is said that an activity occurs if one of these devices is accessed In other words the Auto Power OFF function can be said to have shifted the system to the
23. If the terminal power is currently on turn it off Then press the RESET button to initiate the System Menu Turn the Power switch to OFF and then to ON The card boot process will take place If the batch files called from AUTOEXEC BAT have been successfully executed installation of the application has been completed Installation from a PC This method is used to directly transfer the appropriate files from the PC to the IT 2000 using the serial cable or I O Box For information about this method of file transfer from the PC refer to Chapter 3 10 YMODEM Utility or Chapter 3 11 FLINK Command Copying application program onto another IT 2000 This method is used to mirror copy the entire contents of the F ROM drive of one IT 2000 to another IT 2000 If an application has been installed on one IT 2000 the application can be installed on another IT 2000 No accessories such as a card or cable are required For more information refer to Chapter 3 11 FLINK Command 121 7 5 Simulation Driver The simulation driver is used to develop on a personal computer the application programs that run on the IT 2000 The application development libraries supported for this terminal control only the hardware that is compatible with the IBM PC AT This is important to remember if the application programs for the terminal are developed on a personal computer Although each library is linked to the application program to form an executabl
24. J 12 13 14 15 16 17 19 26 21 22 23 24 26 27 26 29 3H 31 al Y Fg 83 File Name CAL EXE Function The calendar utility provides the following functions Displays a calendar for two months on one screen page Dates between January 1980 and December 2079 can be referenced Condition of Operation This utility requires two pages 32 Kbytes of EMS memory and the driver hardware window manager HWWMAN EXE and keypad KEYPAD EXE which must be resided always Refer to Chapter 6 4 Keypad Driver Hardware Window Manager for the detail Startup Method This utility is not stored in the basic drive C It must be copied to RAM disk A or FROM drive D for the utility to be started up It can be used individually or called as child process 195 8 5 FLINK Utility Overview The FLINK Utility is used to perform communication either between the IT 2000 and PC or between two IT 2000s by means of the IrDA protocol This utility is provided as an EXE file and should be activated as command line or as child process of the application program Function IrDA communication Sets the IrDA communication method method setup Transmits files File reception File append Appends concatenates a file on the transmission side to a file on the reception side File deletion Deletes a file on the communication partner side Moves a file within the same drive on the communication partner side Idle start
25. Menu or system library For more information about the system library refer to Chapter 7 6 2 System Library 41 2 3 3 Touch Panel Hardware Configuration Method Analog type touch panel Resolution 192 x 384 dots Software Function To enable application programs to acquire touch panel coordinates the following two pieces of software are provided PENMOUSE COM With this PENMOUSE COM application programs can acquire touch panel input through the mouse I F refer to Chapter 6 5 PenMouse Driver KEYPAD EXE With this keypad driver application programs can perform character input through the touch panel However it cannot be used concurrently with PENMOUSE COM refer to Chapter 6 4 Keypad Driver Hardware Window Manager 42 2 3 4 Disk Types of Disk RAM disk 0 to 1920 Kbytes 768 Kbytes F ROM disk D 0 4 8 12 16 or 24 Mbytes SRAM card ATA card Note The drive name of the PC card varies for each model For more information refer to Chapter 2 1 3 Drive Configuration RAM Disk Part of the main RAM can be assigned on the RAM disk using System Menu The contents of the RAM disk will not be erased if the Power switch is turned on and off since they are backed up by the main battery and the sub batteries The contents of the RAM disk are not affected by pressing the RESET switch either Since this RAM disk permits the use of INT13h it can be used as the built in fixed disk
26. Normal l Parameter error 3 VxD not registered for IT 2000W only Note This function will be implemented by a software timer Therefore the period until the backlight is actually turned off has an error of 10 associated with it Acquisition of ABO Time This function is used to read the ABO setting SYNTAX int SYS_GetAboTime INPUT None OUTPUT 0 Not activate ABO 1to 15 ABO time in units of 20 seconds 2 No response from KBC 3 VxD not registered for IT 2000W only 137 Setting ABC Auto Backlight Control Status The ABC Auto Backlight Control function is used to sense the ambient light intensity and automatically turns ON OFF the backlight This function is used to enable or disable the ABC function SYNTAX int SYS_SetABC int nOnOff INPUT nOnOff 0 OFF Other than 0 ON OUTPUT 0 Normal l Parameter error 2 No response from KBC 3 VxD not registered for IT 2000W only Acquisition of ABC Auto Backlight Control Status The ABC Auto Backlight Control function is used to sense the ambient light intensity and automatically turns ON OFF the backlight This function acquires the current setting of the ABC function SYNTAX int SYS_GetABC INPUT None OUTPUT 0 ABC in OFF status 1 ABC in ON status 2 ABC temporarily disabled 2 No response from KBC 3 VxD not registered for IT 2000W only 138 Setting Acquisition of ABC Threshold The ABC Auto Backlight Control
27. PEN BIOS for supporting the touch panel extension BIOS for supporting devices inherent to this terminal and APM BIOS for attain the low power consumption capability MS DOS Main Part The main part of the MS DOS Ver 6 22 is stored in drive C In drive C 768 KB of memory area in the DINOR FLASH ROM 1 MB is allocated Because of the capacity limitation only the essential MS DOS files are stored in drive C Therefore if using an MS DOS file that is not included in the main part copy it from the Backup CD ROM title on CD ROM MS DOS version 6 22 Software to the F ROM drive D or RAM disk A For information about each MS DOS file refer to an MS DOS manual commonly available at book stores Device Drivers and System Files These files must be loaded via CONFIG SYS or AUTOEXEC BAT at boot up These files are all stored in drive C CKRAMDSK EXE Basic drive C RAM disk checker CKRAMDSK DAT Basic drive C CALIB EXE Basic drive C SYSMENU EXE Basic drive C HWWMAN EXE Basic drive C Hardware window manager KEYPAD EXE Basic drive C Keypad KEYPAD DAT 10 TFORMAT EXE Basic drive C F ROM drive formatter Utilities For information about the utilities refer to Chapter 8 Utility Storage location Development Tool Libraries Storage location SDK System library SDK Keypad library KEYPADP EXE SDK Keypad for PC simulation HWWMANP EXE SDK OBR library COM2KEY EXE Basic drive C
28. Passes the right of communication request to the communication partner and enters the command reception wait state File name FLINK EXE Startup Method This utility is supplied on drive C Usually this utility is made available after it is called from the system menu as a child process However it can be used either as a single command or as a child process to be called from another application Operation Method With this utility operation priority is placed on only one side and the other side must remain in the command reception wait sate This is true for both HT to HT communication and HT to PC communication Hereinafter the operation side is referred to as the terminal and the command reception wait side is referred to as the host To establish HT to HT communication idle start host start FLINK on one side and specify the transmission or reception command to execute terminal start FLINK To establish HT to PC communication execute the communication host utility called LMDOS or LMWIN on the PC For information about this communication host utility refer to the IT 2000 Upload Download Utility Manual In the following pages the method used to specify the start options and information about each function is given 196 8 5 1 Communication Parameter Setup Command L Wom Sets up command parameters according to the command specified next to If the communication environment command needs t
29. Reception directory Specify the directory in which the received file is stored The directory name must include the drive name Enter N as the delimiter of the directory name Example of specifications of storage destination directory name Specification of root directory Specification of sub directory D CASIO BIN D CASIO 201 Note If the terminal reception side has a file with the identical name this command will forcibly overwrite that file However this overwrite operation is not unconditional This command first creates a temporary file in the disk of the terminal then it overwrites the file after transmission has been completed This is a safety measure to protect the original file from for example a file transmission failure Accordingly if the host side has a file with the identical name there must be enough space on the disk to store the transmission side transmission file If there may not be sufficient disk space files on the terminal side should be deleted in advance Example of specifications K R A TEST DAT This transfers all files that are in A TEST and that have a EST2 B CHECK pat extension and all files included in D TEST2 from the host to B CHECK on the terminal K RR A TEST DAT This transfers all files that are in A N TEST including the EST2 B CHECK sub directory and that have a DAT extension and all files included in
30. Unit Hardware Configuration LCD FSTN semi transparent liquid crystal display Resolution 192 x 384 dots Tone B W 16 gray scales 4 gray scales are identifiable Method VGA compatible VRAM 512 KB RAM for hardware window 32 KB Note With B W liquid crystal displays the actual display colors will be changed to reverse video About the Display Screen Since this terminal has a VGA controller it can internally control the entire VGA 640 x 480 dots screen However only the 192 x 384 dots which corresponds to the upper left portion of the VGA screen can be displayed 640 ad Dee LTE a CASIO T 2000 n arere Fig 2 9 39 Software Functions Standard Video BIOS is supported This supports the following video modes 04h Graphics 320x200 4 B800h_ 5h Graphics 320x200 4 B800h_ 6h _ Graphics 640x200 2 B8 00h Dh _ Graphies 320x200 16 A000h_ Eh Graphics 640x200 16 A000h_ 10h Graphics 640x350 16 A000h Hh Graphics 640x480 2 A000h_ 12h Graphics 640x480 16 A000h Hardware Window The hardware window provides the superimpose function for the VGA controller With this hardware window a pop up screen can be displayed without affecting the operation of the application program This hardware window is used in the keypad driver and various utility programs Contrast Adjustment The contrast of the liquid crystal disp
31. above if the system power is turned on without an application installed i e the conditions just after purchase the CONFIG SYS and AUTOEXEC BAT files locating on the basic drive will be executed automatically This inevitably initiates the System Menu maintenance program Therefore if not only CONFIG SYS and AUTOEXEC BAT but also an application program are installed on the user drive it is possible for the application program to be automatically initiated from the user drive Example 1 In the following example MS DOS is loaded from the RAM disk which has been designated as the current drive since the system finds the CONFIG SYS and AUTOEXEC BAT first in the RAM disk ATA CARD RAM DISK F ROM Basic Drive NO CARD CONFIG SYS CONFIG SYS CONFIG SYS gt AUTOEXEC BAT AUTOEXEC BAT AUTOEXEC BAT APPLICATION APPLICATION APPLICATION Fig 4 2 Example 2 In the following example the RAM disk contains only CONFIG SYS As a result MS DOS is loaded from the F ROM drive designated as the current drive ATA CARD RAM DISK F ROM Basic Drive NO CARD CONFIG SYS CONFIG SYS CONFIG SYS gt APPLICATION AUTOEXEC BAT AUTOEXEC BAT APPLICATION APPLICATION Fig 4 3 Example 3 The following example shows a case where there is no F ROM drive The search order is also the same in this case However in this case CONFIG SYS and AUTOEXEC BAT in the basic drive will be executed and System Menu will be initiate
32. attempt is made by the reloaded COMMAND COM file to open the AUTOEXEC BAT file in order to continue its process This problem can be avoided by shifting control priority from the AUTOEXEC BAT file to another appropriate batch file in the drive G Example of AUTOEXEC BAT ECHO OFF C CARDSOFT CARDID EXE C ENDATA COM G Other bat In the above example the current drive is moved to the drive G and the Other bat file in the drive G is called Since execution of the Other bat file is performed under the assumption that the drive G is the current drive no problem occurs if an attempt is made to open the same batch file in the course of reloading the non resident part But it is prohibited to use a CALL statement to invoke the Other bat file from AUTOEXEC BAT This will cause an error when control is returned to the AUTOEXEC BAT file 86 5 Keyboard Controller 5 1 Overview This terminal is equipped with a sub CPU dedicated to controlling the keyboard touch panel backlight and various sensors This chapter describes major tasks assigned to this sub CPU LCD Brightness Sub CPU Buzzer El Backlight Temperature Sensor Illumination Sensor Battery Voltage Sensor Keyboard Main CPU Command 87 5 2 Keyboard Control The keyboard control of this terminal is compatible with the IBM PC AT The keyboard controller senses if a key has been pressed and sends a MAKE or BR
33. current operation CLR key Cancels the setup and exits the current operation 57 3 5 Buzzer Volume Setup Function Sets the volume of the buzzer beep One of the four levels OFF Small Medium Large can be selected Buzzer Wolume Buzzer Volume O 0FF 1 SMALL 2 L Eppes 3 LARGE Fig 3 4 Operation Make a selection with a key 0 to 3 and confirm the selection with the RET key Key Operation 0 to 3 keys Selects the corresponding number decimal key Toggles between two selections RET key Confirms the currently selected setup and exits this operation CLR key Cancels the currently selected setup and exits this operation 58 3 6 Contrast Adjustment Function Adjusts the contrast of the liquid crystal display LCD Contrast LCD Contrast 8 UP 2 DOWN Fig 3 5 Operation Press the 8 key to increase the contrast or press the 2 key to decrease the contrast Press the RET key to confirm the setting Key Operation Increase the contrast Decrease the contrast RET key Confirms the currently selected contrast setup and exits this operation CLR key Cancels the currently selected contrast setup Note Depending on whether the parameters are being modified the CLR key activates differently For example if the CLR key is pressed while a parameter is being changed that parameter will be reset to the previous value However if th
34. current setting and exits this operation Invalid decimal key Toggles YES and NO options of initialization 77 3 17 Password Entry Function When FILE TRANSFER or MAINTENANCE is selected for the first time after the system menu is initiated the operator is requested to enter a password K lt lt PASSWORD gt gt gt Ue See fete tele ET Hele fet feta NACE else LHE fete bel Fig 3 22 Operation With the keypad enter system lowercase letter then press the RET key If the CLR key is pressed without entering a character the password entry operation will be canceled If the CLR key is pressed with characters having been entered the characters entered so far will be canceled and the password entry operation must be performed again This password will if it is accepted once be valid and will not have to be entered again unless the system menu is re started Touch Panel BS key Clears one character entered Arrow key Invalid INS key DEL key SP key Inputted as a character comprising the password 78 4 4 1 MS DOS Overview If a personal computer is booted up with a floppy disk in the drive first an attempt will be made to read MS DOS from the floppy disk and if a copy of MS DOS does not reside on the floppy it is loaded from the hard disk C However this method cannot be used on this terminal since its basic drive C
35. drive C The syntax of the TFORMAT command is TFORMAT drive letter LABEL label SPARE n Y Note T Example of Syntax TFORMAT 2 SPARE 64 Even if the TFORMAT EXE is excuted with option attached the usage of program can be observed The following options are supported only by IT 2000 Drive letter LABEL label SPARE n DOS drive letter of the F ROM drive The drive number of F ROM in IT 2000 is set to 2 Always specify 2 for the drive A string to be used as the DOS label of the formatted medium Leave n Flash erase units as spare units for garbage collection The default is 1 At least one unit should be specified for the Flash medium to operate as a true read write device More than one spare unit may be specified to format media that have bad Flash units In such a case the number of spare units should exceed the number of bad units by at least 1 It is also possible to specify more than one spare unit in anticipation of Flash units becoming in the future A value of 0 spare units may be specified to create a WORM Write Once Read Many disk When formatting with this option the Flash medium can be written once only after which it will become a read only medium File System will report that the medium is write protected when space for writing is exhausted This option provides very limited functionality and should not be used except in special cases The option has the adv
36. drive name If the specified directory does not exist it will be automatically created Example of specifications This specification moves A TEST KK DAT to A TEST2 on the communication partner side K N A TEST KK DAT This specification renames A TEST KK DAT as EST2NSJ DAT A TEST2 SJ DAT on the communication partner side FLINK N A TEST KK DAT A different drive cannot be specified This specification BA TEST2 SJ DAT results in an error 205 8 5 7 Idle Start Function This function passes the right of communication request to the terminal and enters the command reception wait state This function will be terminated if it is abnormally terminated if it transmits a designation of termination or if reception has been completed Startup Method FLINK No specific command exists Example of specifications FLINK Waits for a request from the terminal No command specification 206 Termination Codes and Messages In the following table termination codes and their error messages returned by FLINK EXE are described Error Message Description Category Detail High Low Normal End ooo _0x00_ NORMAL ENDING A ZDRIVE FORMAT NOTICE Format notification of drives A to Z POWER OFF ENDING NOTICE _ Notification of the end of the power OxF7 RESET ENDING NOTICE Notification of the end of reset Oxs 0x00 BREAK KEY INTERRUPT ENDING Notific
37. function and if the data obtained through the standard input function is coordinate data it is assumed that there is no corresponding key If this is the case the program cannot return from the standard input function This means that an application program must not contain both the input functions It is even possible to create an application using only the standard input functions if the application does not use any coordinate data However use of the dedicated input functions is recommended There may be a case where the up status cannot be acquired and the cancel status data is returned The up coordinates may not be returned if the power is turned off after the down status has been acquired In this case the cancel status will be returned Take this possibility into account when creating applications It is especially important to exercise care when creating a program which accepts the result of an action when the pen is up 158 About the buffer clear Consider the appropriate timing to clear the buffer If the buffer clear command is issued after the down coordinates are acquired acquisition of the up coordinates is hampered Or if the buffer clear command is issued after the data present report is received as a result of executing the key scanning function without performing data input the keycode for which the key scanning function returned the data present reply will not be cleared Also note that on a scanning code such
38. is locked a short period may be required until the recognition sound is actually issued Therefore it is necessary to confirm this recognition sound in advance if accessing to the card An error may occur if the card is accessed before the recognition sound is issued 47 Card Lock Switch The IT 2000 has a card lock switch to prevent accidental removal of the card Any card can be made usable only after it has been inserted in the slot and the switch has been locked properly However since some types of cards do not allow this card lock switch to be closed a library routine to disable this switch is supported For more information refer to Chapter 7 6 2 System Library 48 2 3 7 Clock Timer Clock BIOS 00h to 07h of the INT1Ah function are compatible with the IBM PC AT Since INT1Ah can be called in the C language an alarm operation using the clock can be set with the system library Alarm If an alarm operation is set using the INT1Ah or system library it is possible to cause an INT4Ah interrupt at the specified time to issue the alarm Normally a buzzer sounds if an INT4Ah occurs however the application program side can hook this interrupt and perform its unique alarm process It is also possible to automatically turn on the power at the specified alarm time by means of the system library refer to Chapter 7 6 2 System Library 49 2 3 8 Buzzer This terminal is provided with a buzzer function that is compati
39. port of this terminal and set up the interface as follows 9600 bps For communication between the OBR and this terminal use the OBR library The various settings such as an objective readout codes can be set up by transmitting the set up commands from this terminal to the OBR Notes The OBR power is controlled by the OBR library function Before connecting the OBR to this terminal turn off the main power Every OBR can write the current setup values in the EEPROM built into each OBR This ensures that the setup data is retained even when the power is off For more information about the OBR library refer to Chapter 7 6 4 OBR Library 51 2 3 10 Infrared Communication IR The infrared communication function of this terminal supports the protocol of IrDA 1 0 see note below and IrDA 1 1 standards IrDA 1 0 can be used as the COM port for a general RS 232C IrDA 1 1 can provide communication at a maximum rate of 4 Mbps by means of the dedicated utility FLINK utility IrDA 1 0 Conforms to IrDA1 0 115 2 Kbps max ff ee COM Port COM2 Doo y IrDA 1 1 Synchronization Frame synchronization Conforms to IrDA1 1 see note below 4 Mbps max COM Port COM4 Cannot be controlled directly from the application Note The distance between the two ports must not be more than 60 cm or 23 6 inches apart 52 2 3 11 Keys Hardware Overview Key configuration 5 column x 3 row keys IRQI
40. scan code for the F1 key and Fn 0 generates a system scan code for the F10 key However Fn 7 to 9 will not generate a system scan code that corresponds to any function keys because they have already been assigned to the following internal functions to be executed internally Toggles the backlight on and off Increases the LCD screen contrast by one increment Decreases the LCD screen contrast by one increment 89 5 3 Touch Panel Control Function The keyboard controller has incorporated a program for acquiring the touch coordinates of the touch panel This program compensates these acquired coordinates with the values obtained through calibration so that correct coordinate values can be calculated The calculated coordinates will be passed to a ROM resident program called PEN BIOS when mouse interrupt occurs The following diagram shows an operational flow until the coordinates acquired by the keyboard controller are passed to the application program as a mouse event Keyboard Controller ROM BIOS Pedee iare fere iare eie oio giia Teen MS Windows sidssiece sesei ccetdiuniccesasecu reis ae Touch Panel IRQ12 and P260 Coordinate xe Mouse Event Fig 5 4 90 5 4 Sensor Control This terminal has the following three types of sensors installed to serve as dedicated devices for handy terminal Purpose of Use Temperature sensor Detects the temperature inside the main unit This result will be
41. side Move the cursor to REMOTE SERVER and press the RET key If the Hit Any Key message appears file transmission has been completed Note If the CLR key is pressed during file transfer transfer will be interrupted It will take about 10 seconds for communication to completely stop About communication with PC To achieve communication between a PC and IT 2000 it is necessary to prepare the I O Box and the PC side communication utility LMDOS EXE for DOS or LMWIN EXE for Windows The following procedure shows the steps required for communication with a PC Connect the I O Box and PC using a communication cable Turn on the I O Box power Mount the IT 2000 on the I O Box Select REMOTE SERVER on the IT 2000 side to enter the wait state On the PC side initiate the PC side communication utility LMDOS EXE Operate the PC side communication utility to perform reception or transmission For information about the operation of the PC side communication utility refer to the IT 2000 Upload Download Utility Manual Ifthe Hit Any Key message appears on the IT 2000 side file transmission has been completed Note If the CLR key is pressed during file transfer the transfer will be interrupted It will take about 10 seconds for communication to completely stop 70 3 12 System Date Time Setup Function This is used to set modify the date and time of the built in timer in the IT 2000 un
42. speed In short this function is useful if auto power OFF does not take place during processing or if enhancing the processing speed SYNTAX int SYS_GetPMStatus void INPUT None OUTPUT 0 Disables power control l Enables power control SYNTAX void SYS_SetPMStatus int OnOff INPUT OnOff Power control enable disable 0 Disables power control 1 Enables power control OUTPUT None 151 Setting Key Click Sound ON This function is used by application program to turn ON the key click sound An example of the use is when an button image on the LCD screen is touched it turns ON the sound The sound is the same tone as those when ten key and keypad are pressed The setting of key click sound ON OFF controls this sound refer to Key Click Sound ON OFF on page 144 SYNTAX void SYS_MakeKeyClick INPUT None OUTPUT None 152 7 6 3 Keypad Library Overview This library is used to make an entry through the keypad or acquire the coordinates on the screen being touched Note about the Libraries The key input library is supplied on one of the four models suitable for the application program developed by the user Any application program that uses the key input library should include keypad h in the corresponding source file Constants to be passed to library functions and their prototypes are defined in this header file PADLIB H Header file for keypad SLIBPADD LIB Keypad library for small memory m
43. state the system returns to the RUN state The DOZE RUN transit function automatically switches between the DOZE and RUN states Touch panel No activity for Key a specified period com1 of time File access DOZE Low speed RUN Full speed Touch panel ti f Generation o Key Activity COMI File access Fig 2 8 Usually application programs do not have to anxious about the RUN DOZE state The user may tolerate the operation speed since the system shifts to the RUN state whenever the user attempts an action However the clock speed is quickly reduced and CPU operation is slow if high speed processing is attempted intentionally or if system operation continues without user action e g in a long calculation In order to avoid this disable the power management function by means of the system library refer to Chapter 7 6 2 System Library Activity causing RUN DOZE transition Touch panel input Key input Access to files Access to COM1 35 Note If the power management function is disabled by the system library the Auto Power OFF function APO is also disabled This is because both the power management function and Auto Power OFF function use the same activity processing routine 36 2 2 6 How to Replace or Recharge Batteries Replacement of Batteries The method used to replace the main battery sub battery and SRAM card battery are explained here Failure to observe t
44. sub battery falls below the limit level an LB2 event occurs 28 Low Voltage Level The IT 2000 continuously monitors the voltage of the main battery the primary sub battery and the SRAM card battery This allows an application program to determine through the system library if the voltage of each battery reaches a warning level The following table summarizes the low battery voltage warning levels which application programs can acquire through the system library Name Abbreviat Objective Description battery Low main battery Main battery Indicates that the main battery voltage voltage warning level has reached a limit level that requires a warning to be issued The system sounds the buzzer to issue an alarm If this occurs the user must replace the main battery within ten minutes If the battery is not changed within ten minutes the system automatically executes the suspend process Low sub battery Sub battery Indicates that the sub battery voltage has voltage warning level reached a limit level that requires a warning to be issued Since the system does not issue an alarm the application program must execute a warning by acquiring the status from the system library The sub battery must be replaced according to the procedure described later Low SRAM card SRAM card Indicates that the SRAM card battery battery voltage battery voltage has reached a limit level that warning level requires a warning to be issued Si
45. suspend state if no activity has occurred for a specified period of time The term activity is also used in the later description of the ABO function but it has a different meaning Activity monitored by APO Touch panel input Key input Access to files Access to COM1 Auto Backlight OFF Function ABO This function automatically turns off the backlight if no access to the touch panel or keys has been attempted for a specified period of time This time interval has been set to twenty seconds by default It can be modified using the System Menu or system library Touch panel or key sensing is performed by the keyboard controller This keyboard controller not only processes key input or touch panel input but it also simultaneously detects activity while executing various background processes Consequently the limit value set as the Auto Backlight OFF time will not be accurate down to the seconds The accuracy of this setup value is 10 percent Activity monitored by ABO Touch panel input Key input 34 DOZE RUN Transit Function On this terminal the system will reduce the clock speed of the built in CPU if no activity access to the touch panel keys COM1 or file has occurred for a specified period of time four seconds The state in which the CPU clock speed has been reduced is called the DOZE state and the state in which the CPU is operating at full speed is called the RUN state If an activity occurs in the DOZE
46. switch is pressed the system menu is initiated This means that an application program will never acquire the status of Reset switch being pressed as the reboot reason If the system is rebooted the reason it was set OFF will be cleared Therefore zero will be acquired if the reason it was set OFF is read for the first time after rebooting If Cancellation of the next resume process is set as the reason the power was set OFF including Power key APO Software triggered OFF etc the reason it was set OFF will be cleared during the reboot process 145 Setting Cancellation of Next Resume Process Sets the power on process Resume Boot for each power OFF reason The default setting is Resume On SYNTAX int SYS_SetResumeCondition int nCondition INPUT nCondition b0 Power key 0 Resume On 1 Boot bl to b7 Reserved b8 APO 0 Resume On 1 Boot b9 Software triggered OFF 0 Resume On 1 Boot b10 tob15 Reserved OUTPUT 0 Normal 1 Parameter error Note With this function the power on process can be set for each of the reasons the power is turned OFF Power key APO and Software triggered OFF Therefore if set to The next power on process is boot from the application it is necessary to specify all three parts with the corresponding bits Acquisition of Cancellation Status of Next Resume Process Acquires the power on process setting Resume On Boot for each power off reason int SYS_GetResumeConditi
47. the keys that can be used in the system menu Current Condition Key Operation Operation Process Line cursor is on 8g Moves the line selection cursor up one line Moves the line selection cursor down one line Moves the line selection cursor to the upper menu area if it is located in the lower menu area RET Confirms and executes the currently selected menu item Others Selection of an item or entry of a numeric value Confirms the currently selected execution item Cancels the currently selected execution item If FILE TRANSFER or MAINTENANCE is selected for the first time after the system menu is initiated the operator is required to enter a password for system security purposes For information about password entry refer to Chapter 3 17 Password Entry 3 3 List of Functions SYSTEM SETUP FILE TRANSFER requires password MAINTENANCE requires password EXIT power off For information about each function in the list above refer to the following pages 56 3 4 Key Click Sound Setup Function Sets the key click sound ON and OFF If it is set to ON a key click sound is heard when a key is pressed or when the keypad is touched It does not sound if it is set to OFF Key Click Sound Key Click Sound 1 0 Z O OFF Fig 3 3 Operation Select ON OFF with the 0 or 1 key then confirm the selection with the RET key RET key Confirms the current setup and exits the
48. the above options if using the EMS Options other than the X option can be eliminated if the EMS is not used 6 DEVICE C CARDSOFT SS365SL EXE SKT 1 DEVICE C CARDSOFT CS EXE POLL 1 DEVICE C CARDSOFT CSALLOC EXE DEVICE C CARDSOFT ATADRV EXE S 1 DEVICE C CARDSOFT MTSRAM EXE DEVICE C CARDSOFT MTDDRV EXE DEVICE C CARDSOFT MTDAPM SYS DEVICE C CARDSOFT CARDID EXE INSTALL C CARDSOFT CS_APM EXE This driver is required if the PC card driver is used However if the SRAM card is not used the lines following ATADRV EXE can be modified as follows This saves a memory space as large as that used for the SRAM card driver For more information refer to Appendix B PC Card Driver DEVICE C CARDSOFT ATADRV EXE D 1 DEVICE C CARDSOFT MTDAPM SYS DEVICE C CARDSOFT CARDID EXE INSTALL C CARDSOFT CS_APM EXE 82 Example of AUTOEXEC BAT The following example shows a typical AUTOEXEC BAT script Since this example assumes that the system is booted from either the RAM disk or the NAND F ROM drive it is necessary to partially modify it if booting up from the ATA card For information about booting from the ATA card refer to Chapter 4 3 Card Boot 1 C ENDATA Required 1 2 C CASIOAPM Required 2 3 Environment variables setup and application call etc Optional Note 1 C ENDATA Disables the card boot function in
49. the hardware of the handy terminal Consequently if a simulation driver is used rather than one of the drivers dependent on the terminal hardware the application program can be made to run without modification on the personal computer This is the basic concept of simulation The shaded portion in the diagram below shows the simulation environment that has been constructed on the personal computer However for the mouse driver use Microsoft s mouse driver This is because the mouse driver on the terminal simulates the operations of the Microsoft mouse driver while other drivers simulate the actual operations on the terminal Application Program Keypad Library Keypad Driver SIM Hardware Window Driver SIM System Driver SIM IBM PC AT OBR Library System Library Standard Mouse Driver Fig 7 2 For information about each driver refer to Chapter 7 5 Simulation Driver 113 7 4 Program Development Procedure The following diagram shows the basic procedural flow used to develop an application program that runs on this terminal The following paragraphs explain the details of each phase of the procedural flow Transfer Operation check on IT 2000 114 7 4 1 Creation of Execution File Application developers should develop programs using MS DOS IBM PC AT BIOS and various application development libraries The following sample program is used to turn on and off the backlight
50. the subroutine to be called The previous interrupt mask and interrupt address can be acquired The information acquired when the interrupt occurs is the same as the information acquired with Set User Handler AX 12 Input AX 20 CX Interrupt mask b0 1 Cursor position is modified bl 1 Left button is pressed b2 1 Left button is released b3 1 Right button is pressed b4 1 Right button is released ES DX Interrupt address Output CX Original interrupt mask ES DX Original interrupt address Returns the buffer size required to save the current mouse driver conditions This is a dummy function Input AX 21 Output None Saves the mouse driver conditions in the allocated buffer This is a dummy function Input AX 22 Output None 107 Restore Mouse Information Dummy Function Set Interrupt Subroutine Dummy Function Get Interrupt Subroutine Dummy Function Set Mouse Distance Dummy Function Get Mouse Distance Dummy Function Set CRT Page Number Dummy Function Restores the mouse driver conditions that have been saved by Get Mouse Information This is a dummy function Input AX 23 Output None Sets up the interrupt condition required to call the corresponding subroutine in the application program as well as the subroutine to be called This function is the same as Set User Handler AX 12 except that a set of key strokes can be included in the interru
51. used individually or called as child process Basic Function Operation of the utility is performed by inputs from Ten key and Touch panel Ten Key decimal Input decimal point Subtraction key Cancel key for numeral input and release key for error condition ENTER Confirmation key same as key The key is represented as Touch Panel Clear key for releasing error conditions and numeral inputs except Confirmation key 192 8 3 Clock Utility Overview The clock utility is used to reference the current time set the date and time or set an alarm This utility is provided as an EXE file and should be activated as command line or as a child process of the application program 1996 12 24 TUE amp Fig 8 2 File Name CLOCK EXE Function The clock utility provides the following functions Displays the current time in digital or analog mode 12 hour system or 24 hour system can be selected for the digital display mode by the startup option The current date is displayed with the following format year month day day of the week The current time is displayed with the following format hour minute second 12 hour 24 hour system Date and time can be set from 0 O clock 0 minutes January 1 Tuesday 1980 to 23 O clock 59 minutes December 31 Sunday 2079 An alarm can be set A logo string can be specified by selecting an appropriate option at start up 193 Condition of
52. used to automatically compensate the LCD brightness Illumination sensor Detects the ambient light intensity to automatically turn on and off the backlight This function is called the Auto Backlight Control ABC function and it can be enabled or disabled with the System Menu or application programs Remaining battery voltage Used to acquire the remaining battery voltage Application sensor programs can obtain this value via the APM BIOS 91 5 5 Backlight Control This terminal has incorporated two types of automatic backlight control functions ABO Auto Backlight OFF and ABC Auto Backlight Control The ABO function is used to turn off the backlight if no key or touch panel input has been made for a given period of time and the ABC function is used to automatically turn on and off the backlight depending on the intensity of the ambient light These operations are performed by the keyboard controller ABC Auto Backlight Control The ABC function automatically turns on or off the backlight by detecting the ambient light intensity Every second it determines the amount of light received by the illuminance sensor and automatically turns on or off the backlight depending on whether the amount of light is less than the given amount or more than the given amount Amount of Light Backlight OFF Light Baklight ON Margin to turn OFF Margin to turn ON Dark Fig 5 5 In the above graph the marginal light
53. value returned by this function is a correction value to the optimum contrast that has been determined by automatic calculation The value returned will be zero if no correction is made manually 1 or 1 will be returned if the contrast is increased or decreased by one step respectively The range of contrast values that can be set or read varies according to the ambient temperature This is because the range of setup values that can be set for the hardware is between 0 and 31 If for example the automatically calculated value is 10 the possible correction range is between 10 and 21 Consequently the range of contrast values that can be read or set is between 31 and 31 The practical use of this library function lies in saving or loading the contrast setup prior to using the SYS_LcdContrastUp or SYS_LcedContrastDown function SYNTAX int SYS_GetLcdContrast int WINFAR nValue INPUT nValue Pointer to the area where the current correction value is acquired OUTPUT 0 Normal 2 No response from KBC 3 VxD not registered for IT 2000W only 133 SYNTAX int SYS_SetLcedContrast int nValue INPUT nValue Correction value to be set OUTPUT 0 Normal 2 No response from KBC 3 VxD not registered for IT 2000W only Note WINFAR will be treated as a far pointer only on IT 2000W models Increasing Decreasing LCD Contrast The contrast of the LCD display varies with the ambient temperature Therefore thi
54. x 384 dots FSTN semi transparent LCD with EL backlight Touch Touch panel si Analog 192 x 384 dots Interface RS 232C 14 pin sd 4 RS 232C a Standards 1 0 1 1 PCCard sd Card PCMCIA Release 2 1 Power supply Operating hours 8 hours if backlight off Backup period 2 weeks Environment conditions Temperature Operation 5 to 50 C Storage 10 to 55 C Reliability Oo Water splash proof Conforms to IPXII standard Lithium ion battery pack x 1 Sub battery Lithium vanadium battery x 1 lithium battery x 1 Software BIOS IBM PC AT compatible os MS DOS Version 6 22 F ROM NAND flash file system Basic functions Suspend Resume Auto Power OFF Auto Backlight OFF Auto Backlight ON OFF with light intensity detection Auto Power ON with timer ring signal detection of mounted I O Box 1 1 5 Model Name The following IT 2000s of MS DOS version will be available For price of each model please consult with your local Casio representative Flash ROM IT 2000D10_ 4 Mbytes eae eee IT 2000D20_ 4 Mbytes 4 Mbytes o IT 2000D30_ 4 Mbytes 8 Mbytes S IT 2000D60 __ 4 Mbytes 24 Mbytes o y 1 2 System Configuration 1 2 1 Hardware Block Diagram
55. Acquisition of Status of Power Control Function Acquisition of APO Time Acquires the currently set APO time SYNTAX int SYS_GetApoTime INPUT None OUTPUT 0 Disable the APO 1 to 15 Enable the APO in the specified number of minutes plus 30 seconds The actual APO time has an error of 25 seconds Note Auto Power OFF will work if the power control function is active For more information about the power control function refer to Setting Acquisition of Status of Power Control Function Setting Status of Alarm This function is used to set the alarm so that Int4Ah will be executed at the specified time If the set time precedes the currently set RTC Real Time Clock time the alarm will be valid on and after the following day If the setup time is later than the currently set RTC time the alarm will be valid from the specified day To make this possible the user has to set the specified interrupt handling routine to Int4Ah If this function is not reset using the SYS_ResetAlarm function the alarm will activate repeatedly set for each 24 hour period Call the SYS_SetPowerOnAlarm function to turn on the system at the alarm time specified by this function 148 SYNTAX int SYS_SetAlarm int hour int min int sec INPUT hour hours in decimal number min minutes in decimal number sec seconds in decimal number OUTPUT 0 Normal lt 0 Error error within INT1Ah Note This function simply ca
56. D TEST2 including the sub directory from the host to B CHECK on the terminal 202 8 5 4 File Append A Function This function appends concatenates a file on the terminal to the end of a specified file on the host The objective file will be appended as a binary file In other words the data will be concatenated after the EOF code if one exists This function is valid only for transmission Any files received from the host will not be concatenated to a file that exists on the terminal Startup Method FLINK A Option appended file pathname target file pathname Options Q Designates non display of the message H If HT to HT communication is to be performed specify this option on the terminal Appended file pathname Specify the file to be appended by its full pathname including the drive name This file exists on the terminal side Wild cards cannot be used Target file pathname Specify the target file to be concatenated by its full pathname including the drive name This file exists on the host side Wild cards cannot be used If the specified file does not exist on the partner side a new file will be created with the specified pathname Example of specifications FLINK A A MY CASIO DAT This specification concatenates the CASIO DAT B YOU MASTER DAT file on the execution transmission side to the end of the MASTER DAT file on the partner recept
57. EAEI EIMA CA AD lt el C oD e e AA s e ay aad N Press i Press a Bey a Input pad for controls te Iput Ctl td _ __ ABI CIDE E GH TI JI KIL MINJO Pola S TU vwx YZ EEN I ee a a ea a E A LIL I yd Fig 7 14 154 Etrin A ns 0el Ctar A Ins Del paljpa lt V J Bs Baje lt i V Bs EDANA sree ASICIDIEIF Le yi sy I oe oyu oii mJn ofpfale MINO eer ENETEIA ETES ITU vwx zaket o0 Az NI C AD lt el Pp lt e e A e Main Key Main Key Ext Key or 1 Key In or 1 Key In Ext2 Key Extl Key Ext2 Key Main ae ae Main a oo O E EEEEH os os es E Coo a m E Lj yf yy CA lt ext Key a A A A A CA yt y ee a sd ea Fig 7 15 Keycode ASCII keycodes can be acquired with the input function of this library Scanning codes cannot be acquired Acceptance timing of keycode A key input is performed by touching the appropriate area on the keypad However this input will only be accepted as the keycode when the key scanning and key input functions are called Specifically the coordinates of the touched position are placed in the buffer by the interrupt They are retrieved from the buffer and processed when the key scan and key input functions are called Therefore no keycode can be accepted even if a key is touched unless the application calls the key scanning or key input function
58. EAK code to the main CPU Application Program Function Process BIOS Hardware Interrupt Process Sub CPU Keyboard System Scanning Code Fig 5 2 Each keyboard scanning code generated from the keyboard main unit will be converted to the keyboard system scanning code through the controller MAKE code Code generated when the corresponding key is pressed BREAK code Code generated when the corresponding key is released Primary Secondary Code A code generated if an INTO9h interrupt occurs will be converted to a primary code and a secondary code through the BIOS and set in the key buffer They can be acquired from the application program by calling INT16h Primary code Basically a character code refer to the code table is assigned to each key except that 00h is assigned to function keys Fn 0 to Fn 6 which must be recognized together with a secondary code as a set 88 Secondary code Basically a system scan code is assigned to each key however for some keys different codes will be assigned depending on the Fn key Code Table The following diagram shows the relationship between the keyboard keys and primary codes D00 ae aa 35 36 D Cao far a2 23 an Fn key not pressed so ono aatos oco Fn key pressed Fig 5 3 Fn key The Fn key is used to generate a system scan code for the function key if it is pressed together with a numeric key For example Fn 1 generates a system
59. EDOWN 0 DOWN acceptance default value KDC_MODEUP 1 UP acceptance OUTPUT 0 Normal termination Acceptance mode specification error EXAMPLE include padlib h int retcode retcode KEY_SetInputMode MODE_xxx 164 Acquisition of Input Acceptance Mode Acquires the acceptance mode currently set SYNTAX int KEY_GetInputMode void INPUT None OUTPUT KDC_MODEDOWN O DOWN acceptance default setting KDC_MODEUP 1 UP acceptance EXAMPLE include padlib h int retcode retcode KEY_GetInputMode Refer to KEY_SetInputMode aslo Setting Coordinates Input Mode Sets whether coordinate input is accepted SYNTAX int KEY_SetCoordinateMode int mode INPUT mode Number of the displayed keypad 0 Does not input coordinates default setting 1 Inputs coordinates OUTPUT 0 Normal termination 1 Input parameter error EXAMPLE include padlib h int retcode retcode KEY _SetCoordinateMode 0 KEY_GetCoordinateMode 165 Acquisition of Coordinates Input Mode Acquires the coordinates input mode currently set SYNTAX int KEY_GetCoordinateMode void INPUT None OUTPUT 0 Does not input coordinates 1 Inputs coordinates EXAMPLE include padlib h int retcode retcode KEY_GetCoordinateMode Refer to KEY_SetCoordinateMode also Registering Enhanced Keypad This function is used to assign various eanhanced keys By specifying the desired d
60. File Append A File Deletion D File Move Rename N Idle Start XY Utility Remaining Battery Voltage Display Utility Reverse Video Utility COM2Key Utility TFORMAT EXE PC Card Driver Acquisition of Suspend Resume Event and Power Status 190 190 191 193 195 196 197 199 201 203 204 205 206 209 214 216 217 218 219 222 Preface The IT 2000 Technical Reference Manual hereinafter referred to as this document is provided to assist the user in developing programs to run on the Casio IT 2000 hereinafter referred to as this terminal or IT 2000 or HT in this manual Microsoft C C Ver 7 0 or later and the manuals supplied with it is required to develop programs for this terminal Read Chapter 1 of this manual in its entirety to understand the features of this terminal Important notices to user The information contained in this document may be modified without a prior notice Casio Computer Co Ltd shall not be liable for any outcome that result from the use of this document and the terminal Copyright notice The contents of this document are protected by the Copyright Law of Japan This document may not be reproduced or transferred in part or in whole in any form without permission from Casio Computer Co Ltd Copyright Casio Computer Co Ltd All rights reserved About MS DOS 6 22 The MS DOS copyright is the proprietary of Microsoft and is protected by the United States Copyright Law and Inte
61. IT 2000D DOS version Technical Reference Manual Version 1 00 April 1998 Casio Computer Co Ltd Copyright 1998 All rights reserved Chapter Chapter Chapter 1 1 1 1 1 1 1 1 2 1 1 3 1 1 4 1 1 5 1 2 1 2 1 1 2 2 1 3 2 2 1 2 1 1 2 1 2 2 1 3 2 2 2 2 1 2 2 2 2 2 3 2 2 4 2 2 5 2 2 6 2 3 2 3 1 2 3 2 2 3 3 2 3 4 2 3 5 2 3 6 2 3 7 2 3 8 2 3 9 2 3 10 2 3 11 2 3 12 3 1 3 2 3 3 3 4 3 5 3 6 3 7 3 8 3 9 3 10 Table of Contents Preface Overview Feature of System Development Concept Hardware Software Basic Specifications Model Name System Configuration Hardware Block Diagram Supported Software Precautions Basic Software Overview Software Configuration Memory Map Drive Configuration Basic System Operation Overview Power ON Process Power OFF Process Battery Voltage Monitoring Process Low Consumption Current Process How to Replace or Recharge Batteries Supported Devices Display Unit EL Backlight Touch Panel Disk Serial Communication PC Card Clock Timer Buzzer Barcode Reader Infrared Communication Ir Keys Sensors System Menu Overview Basic Operation List of Functions Key Click Sound Setup Buzzer Volume Setup Contrast Adjustment Auto Backlight Setup Auto Power OFF Setup Touch Panel Calibration YMODEM Utility COANODADAADAADOH wo DHA Nnnna nona a PRRRAWWWWNNNABABAaB aaa ana SRVV2FSBSISSGaGGRSns2SBSRFSRTESSVSSRRSSGANSZGZGaANnSE
62. M disk or NAND F ROM drive it is necessary to partially modify it if booting up from the ATA card For information about booting from the ATA card refer to Chapter 4 3 Card Boot 3 vos nrcx wom Require 2 6 vevice c powsrsexs Require A 8 DEVICE C EMM386 EXE FRAME C800 X C000 C7FF X D800 DFFF I C800 D7FF 9 sueui c commanp com c p estoaa Require O 11 oevice c carpsort cs exe poul t Require 6 12 DEVICE C CARDSOFT CSALLOC EXE 13 pevrce c carpsorr atapRv exe s 1 Retired 6 14 vevice c carpsorr wrsram exe Reauived 6 15 pevice c carpsorr mrppev exe Retired 6 16 DEVICE C CARDSOFT MTDAPM SYS 17 DEVICE C CARDSOFT CARDID EXE 81 Note 1 DOS HIGH NOUMB This specifies that the main part of DOS is to be loaded in the HMA and consequently the UMB Upper Memory Block is not used This terminal does not support a memory space for UMB if the EMS memory is to be used Therefore always specify NOUMB when using the EMS 2 DEVICE C SYSDRV SYS This driver is required to operate this terminal Always install it before all other drivers 3 DEVICE C HIMEM SYS M 2 Never fail to specify the M 2 option 4 DEVICE C POWER EXE DEVICE C TIME SYS This driver is required to enable the APM function TIME SYS must follow immediately after POWER EXE 5 DEVICE C EMM386 EXE FRAME C800 X CO00 C7FF X D800 DFFF I C800 D7FF Always specify
63. Operation This utility requires two pages 32 Kbytes of EMS memory and the driver hardware window manager HWWMAN EXE and keypad KEYPAD EXE which must be resided always Refer to Chapter 6 4 Keypad Driver Hardware Window Manager for the detail Startup Method This utility is not stored in the basic drive C It must be copied to RAM disk A or FROM drive D for the utility to be started up It can be used individually or called as child process Format CLOCK operons D 12 or D 24 e The following display format is used to indicate Year in 4 digits Year in 2 digits most least two digits of the year Month by abbreviation three alphabets Month in 2 digits by numeral Day in 2 digits by numeral Ss Characters on the left side are used as delimiter Ex F MMM DD YYYY JAN 28 1998 WED F YY MM DD 98 1 28 WED F YYYY MM DD 1998 1 28 WED Specify the logo of clock by characters The maximum length of the logo can be 9 characters Also it is possible to include characters and numbers combined in the logo Ex T CASIO 194 8 4 Calendar Utility Overview Use this calendar utility for referring to dates This utility is provided as an EXE file and should be activated as command line or as a child process of the application program Calendar 1997 September Mon Tue Wed Thu Fri 1 G 9 if 11 lz 15 16 17 15 19 z2 23 24 25 26 29 38 1997 October Sun Mon Tue Wed Thu Fri l oa 3S 5 6 7 9
64. Simultaneous pressing not available of multiple keys Roll over function not available Key Layout See the following key layout Fn key The Fn key should be used in combination with the numeric key Hold down the Fn key and press a numeric key Function key F10 Function key F1 to F6 Backlight on off For more information refer to Chapter 5 Keyboard Controller 53 2 3 12 Sensors The IT 2000 has the following three types of built in sensors Illumination sensor Temperature sensor Battery voltage level sensor Attached to the upper section of this terminal and used to sense the ambient light intensity It is used for the Auto Backlight Control ABC function It cannot be controlled directly from the application For more information about the system library refer to Chapter 5 Keyboard Controller Attached to the inside of the main unit and used to detect the ambient temperature It is used for Automatic Brightness Adjustment ABA of the liquid crystal display It cannot be controlled directly from the application For more information about the system library refer to Chapter 5 Keyboard Controller Detects the voltage levels of the main battery sub batteries and card battery It is used by the system to take action against low battery voltages The system manages low voltage through this battery electric potential sensor Applications can acquire the information from this ba
65. Stat INPUT None OUTPUT The absolute value shows the number of characters in the received barcode not including a CR The sign indicates whether the data is a complete barcode or not lt 0 Incomplete barcode gt 0O Complete barcode Note After acknowledging that the barcode has been received read it using the OBR_Read function 174 Readout of Received Data Acquires the first barcode in the reception buffer and writes it to the specified buffer The reception data SYNTAX is as follows p Barcode O Fig 7 20 SYNTAX include obrlib h int OBR_Read unsigned char pBuf INPUT pBuf Pointer to the buffer that stores the received barcode OUTPUT The absolute value shows the number of characters in the received barcode The sign indicates the validity of the barcode gt 0 The read barcode has no data error 0 Either the reception acknowledgment is not performed OBR_Stat function is not used or there is no received data lt 0 The read barcode has a data error Note Before reading a barcode using this function acknowledge reception with the OBR_Stat function Note that received barcode data will be cleared from the reception buffer after it has been read by the OBR_Read function This means that the following barcode can be read immediately after the preceding one even if there is an error has been read Invalidating Code in Buffer Invalidates a barcode in the reception buffer SYNTAX include obr
66. TAX int SYS _SetDevicePower int Device int OnOff INPUT Device device to be selected 2 IrDA 3 14 pin I F 5 8 pin I F Other Reserved OnOff ON OFF setting 0 Turns OFF 1 Turns ON OUTPUT 0 Normal termination Note This function is used to control the power to the devices in this system Never designate parameters other than those specified on this page 142 Software Card Lock Sets or acquires the Lock Unlock status of the software type card lock switch This machine has a card lock mechanism that is on the card case to prevent accidental removal of the card This mechanism has a software driver that detects the released state of this lock and executes the appropriate file closing procedure However some types of cards depending on the card shape can not be fastened by the lock switch If this is the case even if a card is present it will not be detected This function is provided to handle this type of card To use a card for which the card lock mechanism can not be used call this function in advance to set the software lock switch to ON Now a card can be detected when it is inserted or removed SYNTAX int SYS_SetCardLock int OnOff INPUT OnOff Card lock ON OFF 0 Unlock Other than 0 Lock OUTPUT 0 Normal termination Logic Circuit of Software Card Lock PCMCIA Software Lock Switch Fig 7 12 143 Acquisition of Connector Status Acquires the connection setting of the I O Box and AC adaptor
67. V pixels internally with the area of 640 H x 480 V pixels is supported Therefore if the user develops an application that makes use of the upper left 192 H x 384 V region of the display a dedicated application program will run on this terminal Also since the numeric keys generate the same keycodes as the IBM PC AT machine there is no need to discriminate between this terminal and the development machine in terms of the standard input output operations There are two methods for developing user applications that use the touch panel One method is to use the mouse INT 33h for development Application programs developed using this method can be operated with a dedicated mouse driver on this terminal The other method is to use the keypad library The keypad is a set of dedicated driver and library used for characters such as alphabets that cannot be entered using the numeric keys Since the programs for implementing each method cannot reside in the terminal concurrently select one of them depending on the nature of the application program to be developed Applications that use the COM1 port 8 pin can be programmed in the same way they are for IBM PC AT machines except that they must include the power control functions On this terminal the power to the COM port is default set to off so that the power consumption is reduced to a minimum Therefore application programs that use the COM port must turn on the power to the COM port in
68. With this program the backlight will be turned on or off if either 1 or 0 respectively is entered through the numeric keypad This program can be terminated by the input of the ESC key lude lt stdio h gt lude syslib h ain r ch tor t J lt 4 switch ch getch case O case l SYS_SetBackLight ch 0 System Library function break case Qx1B exit 0 default break 115 Next create the execution file with the following procedure C SAMPLE gt cl c Zip Otin Ic IT 2000 include test c Microsoft R C C Optimizing Compiler Version 8 03 Copyright c Microsoft Corp 1984 1995 All rights reserved E gt link LI m test c IT 2000 lib slibsysd Microsoft R Segmented Executable Linker Version 5 63 2 20 Nov 29 1994 Copyright C Microsoft Corp 1984 1995 All rights reserved C SAMPLE This example assumes that the SDK of the IT 2000 has been installed in C N IT 2000 If it is installed in another directory it is necessary to designate the location in which to store the header file and library file according to the development environment These designation can be made using the environment variables INTCLUDE and LIB For more information refer to a compiler manual published separately by a third party 116 7 4 2 Debugging Through Simulation An application is debugged using the simulation driver The configuration of simulation
69. advance using the system library 110 7 2 Notes on Developing Application Any program that uses the COM port must turn on the power to it in advance using the system library The power to the COM port remains on once it has been turned on or until it is turned off by the system library or until the RESET button is pressed Therefore do not forget to turn off the power to the COM port when it is no longer required This power is automatically turned off during the suspend state but power is restored to it if system operation is resumed Accordingly the application program side does not have to be aware of the power condition This terminal has an operation mode called the DOZE mode It is one of the unique IT 2000 power management functions In this mode power consumption is restricted by operating the CPU at a low speed Usually the CPU exits this mode and operates at a high speed if the COM port is accessed However if the system remains for a long period of time in the wait state for a reception interrupt from the COM port it will automatically shift to the DOZE mode If data is received in the DOZE mode it may not be received because the shift to the high speed mode will not be achieved successfully To avoid this problem create programs that use the COM port in which a FIFO data buffering method is always used Ifa program is running on MS DOS data may not always be written in the physical disk each time the file write fun
70. after catching the interrupt and then return the control to the old vector Broadcast for Power Event INT2Fh_ Input AH 53h AL OBh BH Reserved BL 1 System wait request 2 System abortion request 3 Normal resume notification if the method of the previous OFF is by normal suspend Critical resume notification if the method of the previous OFF is by critical suspend Battery state notification Output BH 80h Application refuses request 00h Others The power event is notified by POWER EXE In order to use the notification function POWER EXE must be pre installed An application must check first if the POWER EXE has been installed or not by using the functions detailed below Function to Check POWER EXE INT2Fh_ Input AH 54h AL 00h Output AX 5400h Not installed others Version numbers BH 50h p BL 4Dh M 222 Acquisition of Power Status Application can acquire current power status by calling APM BIOS through the interrupt INT15h The following power statuses can be acquired by using the method AC line status Battery status Battery flag Remaining battery life percentage of charge Remaining battery life time unites The functions detailed below will acquire the power statuses stated above Acquisition of Power Status INT15h AL BX Output If function successful Carry 0 BH AC line status 00h Off line Olh On line 02h On backup power FFh Unknown Al
71. amount across which the backlight is turned ON is at a setting less than if the backlight is OFF If these two levels are identical the backlight will flicker if it detects a small variation in the incident light on the illumination sensor To avoid this problem an appropriate hysterisis is provided 92 Transition of Backlight Control Methods The concept of ABC lies in automating user operations However automatic control depends on the illumination sensor It cannot be perfect because various types of light sunlight or room light for example may be incident to the sensor Consequently this requires manual ON OFF control even if under ABC control This leads to a further problem wherein the user may forget to turn it on or off To avoid these problems this system employs the following rules for transition between ABC manual operation ON function OFF function and ABO ABO time or OFF function ON function ABC ON OFF function ABC OFF OFF function or ABO time ABC Control Fig 5 6 93 Press F7 ABO ABC ABC Becomes Becomes key time up Enable Disable dark light 2 gt 2 gt 3or4 Ignore Ignore disabled Backlight ON state gt 3o0r4 Ignore Ignore disabled Backlight OFF state Ignore enabled Backlight ON state enabled Backlight OFF state temporarily disabled Backlight ON state temporarily disabled Backlight OFF state The backlight turns ON or OFF depending on the current light int
72. antage of lowering the formatting overhead of File System since a spare Flash erase zone is not needed for spare reclamation Do not pause for confirmation before beginning to format 218 APPENDIX B PC Card Driver In this chapter each PC card driver which is called by CONFIG SYS or by AUTOEXEC BAT is explained These PC card drivers and INI file are stored in the directory C CARDSOFT on the basic driver C SystemSoft s CardWizard PC card solution provides OEMs with a complete software solution for integrating PCMCIA controllers and slots into their computers The CardWizard software suite provides a complete plug and play system software solution for both DOS and Windows 3 1 This solution consists of the following drivers and utilities Please be aware that your particular configuration may not include all drivers and utilities Socket Services SS365SL EXE Socket Services provides a standard software interface to host controller chips and isolates the socket hardware from higher level software Socket Services includes functions such as configuring a socket for an I O or memory interface and controlling socket power voltages The Socket Services driver included depends upon the host controller chip that the system supports Option SKT x Number of supported slots Range 1 to 4 Default 4 Specifies the number of slots that driver supports On machines that have a PCMCIA adaptor that can support more slots than
73. aracter p Yes Less than eight ICG characters CODE39 NW 7 ICG 3 All codes Enable read Readability of Disable read x code CODE39 Enable read Disable read a NW 7 Enable read a Disable read maaan ee e Disable read 2 of 5 Industrial Standard Enable read Disable read m H Disable read CODE11 Enable read e o m Disable read CODE93 Enable read Disable read CODE128 Enable read Disable read WPC add on Disable read Enable read Forced read 4 CODE39 Data transfer Enable full ASCII conversion format Disable full ASCII conversion Transfer start stop codes Not transfer start stop codes 178 5 Specify buzzer activation and LED ON modes 6 Specify output of BEL when the code can not be decoded 7 Specify scanning mode 8 Specify sleep mode stop mode 9 Write to EEPROM 10 Modify settings 11 Expanded commands NW 7 start stop code Transfer Not transfer Change codes to uppercase characters Change codes to lowercase characters Enable transfer of ABC code Disable transfer of ABC code C D CODE39 NW 7 20f5 CODE11 Disable check Enable transfer of check Disable transfer of check Not transfer Transfer Enable buzzer LED ON after normal read Disable buzzer LED ON after normal read Enable buzzer LED ON for one time LED OFF when command awakes from sleep mode LED ON when command awakes from sleep mode Readout CODE ID Output enable Output disable Scanning enable
74. arcode Reader from application programs developed by the user with the C language It supports the following two OBR types DT 9650BCR Pen type barcode reader DT 9656BCR CCD barcode reader Note about the Libraries This library is supplied in one of the three models small or medium or large memory model as suitable for each memory model Any application program that uses this library should include obrlib h in the corresponding source file Constants that are passed to the library functions and their prototypes are defined in the following header files ORBLIB H Header file for the OBR library SLIBOBRD LIB OBR library for small memory model MLIBOBRD LIB OBR library for medium memory model LLIBOBRD LIB OBR library for large memory model This library supports the following six types of functions Each function has been macro defined in obrlib h however it can be replaced as required with the corresponding function call by specifying either of the compile options DDT9650 or DDT9656 1 OBR_Open __ Initialization of COM port and poweron 2 OBR Close Release of COM port and power off _ 3 OBR Send __ Transmission of command to OBR __ _ Ea OBR_Stat Acknowledgment of received data 5 OBR_Read Read of the received data 6 OBR_Clear Invalidation of codes in reception buffer This library must refer to the system library to turn on and off the power supply of the COM port This means that the syste
75. are present in the machines this value should be set to the exact number of slots present Card Services CS EXE The Card Services driver manages competition for system resources and manages adapter and card resources and configuration Option POLL Poll for status change Range 0 to 1 Default 0 When set to 1 Card Services will not use a card status change interrupt to determine status changes on the system It will instead poll for status changes inserted card has been removed empty slot is now occupied etc This parameter should be set to 1 if the system does not have an available IRQ to use as a card status change interrupt or if it does not support a card status change interrupt 219 Card Identification CARDID EXE This client device driver detects the insertion and removal of PC cards automatically determines the card type upon insertion and then configures the card and slot adaptor if it is an I O Card SRAM Card Driver MTSRAM EXE This SystemSoft device driver recognizes and supports SRAM cards IDE ATA Support ATADRV EXE ATADRV EXE is a block device driver that supports ATA Type II Flash Disk or ATA Type III hard disk PC cards Option SEx Safe mode Range 0 to 8 Default 2 Specifies if ATADRYV is to be run in slave mode The MTD Driver MTDDRYV is the only master control driver currently available Installs the ATADRYV device driver as a slave S x to MTDDRV It also specifies the number o
76. as a delete code or insert code that has a first byte of 00h the second code cannot be cleared if the first code has already been acquired About the acceptance timing of keycodes With the keypad of this system the keycode acceptance and video reversing processes for the touched key are triggered when key scanning and key input are started Therefore if a program has an extremely long interval between key inputs a time lag from the actual operation may occur resulting in the key area being reversed after the pen is removed Also if the touch panel is touched after one ten key has been pressed the keycode of the touch panel key will be returned first in the subsequent key input process This occurs because the keypad driver first processes touch panel input and then processes ten key input The above facts require the program to be created in such a way that the interval between key inputs is not extremely long Input of a ten key while the touch panel is being touched If a ten key is pressed while the touch panel is being touched the corresponding key code will be logged during the interval between when the down coordinates are acquired and when the up coordinates are acquired About the up coordinates The coordinates to be returned in the up status are the same as those that were last returned in the run status 159 List of Input Functions 164 KEY_GetPadState Returns whether a keypad is being displayed and the pad num
77. at resides on the card is called from AUTOEXEC BAT file an error may result To avoid this problem refer to Chapter 4 2 How to Write CONFIG SYS and AUTOEXEC BAT The time limits that can be set for the Auto Power OFF APO function are 0 minute minute and 30 seconds 2 minutes and 30 seconds up to a maximum of 15 minutes and 30 seconds This timer has an error of 23 seconds Do not open the battery compartment lid while the power is on If it is opened accidentally an emergency alarm sounds In case such the event occurs close the lid at once When you change the main battery be sure to switch off the power before opening the lid An SRAM card formatted with the DT 9000 a Casio handy terminal cannot be used or formatted with the IT 2000 If the battery pack is installed for the first time after purchase or if it is installed after the main unit has not been used for a long period of time install the battery and wait approximately eight seconds before turning the power on This must be done because it takes approximately eight seconds until sufficient power can be raised for the emergency process And during this interval the power cannot be turned on even if the Power switch is turned on If the power is turned on for the first time after purchase and there is no installed application the System Menu will always appear Before using applications call this System menu to install them refer to Chapter 7 4 3 Operation
78. ation of abortion by user rotocol Error 0x01 0x00 Command error undefined function Fecal coe 0x01 0x01 COMMAND ERROR W function code 0x02 0x10 CANNOT DELETE DIRECTORY _ Delete request is specified to current directory D ROFSAMEDIR FILE NOTHING File cannot be found Note Besides the detail codes which are defined in File Error INT21h above other error codes may be returned as extension error code of DOS oos oei FILELOCK ERROR file lock error 0x03 0o22 INVALID DISK CHANGED invalid disk exchange 207 Note Besides the detail codes which are defined in File Error INT21h above other error codes may be returned as fatal error code of DOS oa a RECEIVED ERROR REQUEST When error notification is received from the communication partner The following error codes are output when an error occurs in the IrDA library 0X000000008 Connecting is failed Timeout to abort or to wait for the connection 0X000000010 0X000000020 Opened file is accessed to open 0X000000040 i IR_OPEN is not executed Specifying WIRE is illegal Tmeout to wait for send receive 0X000000100 i 0X000000080 Parameter error o E 208 8 6 XY Utility Overview The XY utility is used to perform communication either between an IT 2000 and PC or between two IT 2000 terminals by means of XMODEM or YMODEM BATCH protocol This utility is provided as an EXE file and should be activated as command line or as child
79. ave a DAT extension to D TEST2 on the host 200 8 5 3 File Reception R Function This function receives a file from the host The objective file name is specified by the full pathname including the drive name on the host The received file is saved in the directory specified by the terminal side If the specified directory does not exist on the terminal it will be automatically created Startup Method FLINK R Option request pathname request pathname reception directory Options If the host side has a file with the identical name and it is a read only file it can be forcibly overwritten by specifying this option If this option is specified and if a wild card is used for request pathname all files under the specified directory including the sub and deeper directories will be transmitted If the file name specified by the wild card does not exist in the sub directory it is not automatically created in the host side If a wild card is not used files included in the sub and deeper directories will not be transmitted Q Designates non display of the message H If HT to HT communication is to be performed specify this option on the terminal Request pathname Specify the objective file of reception which is on the host machine by its full pathname Wild cards can be used for the file name If multiple request pathnames are specified separate each of them using a space
80. backup job shifts to the primary sub battery refer to Battery Operation Scheme on page 28 Application programs are permitted through the system library to monitor this primary sub battery voltage and determine if it is lower than the warning level LB2 However the system side will not issue a warning about the low voltage level LB2 of the primary sub battery Therefore the application program must monitor the primary sub battery voltage via the system library and inform the user that it must be replaced For information about the method used to replace the sub battery refer to Chapter 2 2 6 How to Replace or Recharge Batteries SRAM Card Battery Voltage Monitoring This function monitors the SRAM card battery voltage Application programs are permitted through the system library to monitor this voltage and determine if it is lower than the warning level LB3 However the system side will not issue a warning about the low voltage level LB3 of the SRAM card battery Therefore the application program must monitor the SRAM card battery voltage via the system library and inform the user that it must be replaced For information about the method used to replace the SRAM card battery refer to Chapter 2 2 6 How to Replace or Recharge Batteries Acquiring Power Status through APM BIOS This terminal has APM 1 1 installed This makes it possible for application programs to obtain information such as the percentage
81. be returned but pen down cannot be returned The following table contains the list of status values that the application may receive next time after one piece of status information has been received This time Previous time ms o x O Possibility to receive X No possibility to receive Resume On process The entire key buffer will be cleared if a resume on boot is executed by turning the power off and then on However if the power is turned off immediately after the key scan function sends a data present reply the data returned by the key scanning function will be returned if key input is performed after the power has been turned on 156 Input acceptance mode There are two modes for accepting key inputs as follows DOWN acceptance mode In this mode the area touched in the pen down action will change to reverse video and the acquired keycode will be stored in the buffer This reverse video area is restored to normal when the pen is lifted However it will not be canceled even if the pen goes outside the key area while the pen continues moving UP acceptance mode In this mode the area touched by the pen down action will change to reverse video If the pen goes outside the area which was touched by the pen at the start of its run the reverse video condition will be canceled and a new area is displayed in reverse video Key areas displayed in reverse video can be accepted if the pen is up If an area o
82. ber if displayed 164 KEY_SetInputMode Specifies the timing of input acceptance at pen up or pen down Checking Condition of Installed Keypad Driver Checks if the keypad driver has been installed or not SYNTAX int KEY_CheckExist void INPUT None OUTPUT Driver resides 0 _ Driver has not been installed EXAMPLE include padlib h int retcd retcd KEY_CheckExist 160 Readout from Key Buffer Acquires a key code or coordinates which have been acquired from the key buffer If the buffer contains neither a key code nor coordinates NO_DATA will be returned However coordinate values can be returned only if the coordinates input mode is set to enable SYNTAX int KEY_Read unsigned int Keycode KDC_POSINFO Position INPUT Keycode Pointer to the area in which the read key code is stored Position Pointer to the KDC_POSINFO structure in which the read coordinates are stored typedef struct int status status 0 DOWN_STATUS RUN_STATUS 2 UP_STATUS 3 CANSEL_STATUS This status arises when the power is off after the down status is acquired and before the up status is acquired rA int xpos X coordinate int ypos Y coordinate KDC_POSINFO OUTPUT KDC_NONE 0 No data KDC_KEYCODE 1 A key code is present KDC_POSDATA 2 Coordinates are present EXAMPLE include padlib h unsigned int Keycode POSITION Position int retcode retcode KEY_R
83. between the target position and the position actually touched on the touch panel correct it by performing this calibration adjustment as 22 CALIBRATION 22 Carefully press on the center of the each cross by PEH 1 RETRY 2 EXIT Fig 3 8 Operation Adjustment of the calibration First make sure that the arrow points to Win the upper left corner of the screen then touch the center of this with the stylus provided When the buzzer sounds release the stylus from the touch panel After the in the upper left corner disappears and the arrow moves to the x in the upper right corner touch it in the same way Dothe same for the sin the lower left and lower right corners When allfour 4s are touched by the stylus the touch panel calibration is completed If any improper operation has been done press the 1 key to perform the touch panel calibration again Ifthe 2 key is pressed after the four positions have been touched the calibration adjustment result takes effect and the menu screen is restored However if the 2 key is pressed before finishing on the fourth position the adjustment process performed so far will be canceled 62 Note If an amp mark does not disappear and the arrow does not move to the next position even if the W mark has been touched by the stylus an incorrect position was likely touched Touch the correct position Key Operation Adj
84. ble via an appropriate interface with the IBM PC The application side can sound this buzzer by controlling the I O port assigned to 61h It is also possible to modify the sound frequency by controlling channel 2 of the timer For information about the method used to modify the frequency refer to the hardware manual of the PC AT compatible machine Use of Buzzer From the System The IT 2000 system uses the buzzer in the following cases At power on boot If the power is turned off by the Power switch If the PC card is inserted removed If a key input is accepted for matrix key and keypad Enable disable can be set with the system library refer to Chapter 7 6 2 System Library If the key buffer is full At a low battery voltage LB1 If an alarm interrupt INT4Ah occurs If the battery cover is opened while the power is on At a hardware anomaly For calibration and System Menu operation Setting Volume of Buzzer The buzzer volume can be set with System Menu or from the system library The volume can be set to one of the four levels OFF Small Medium Large For more information about System Menu and the system library refer to Chapter 3 System Menu and Chapter 7 6 2 System Library respectively 50 2 3 9 Barcode Reader Overview The IT 2000 supports the following two Casio OBR Optical Barcode Reader models DT 9650BCR Pen scanner DT 9656BCR CCD scanner Connect the OBR to the COMI 8 pin
85. ceive illegal packets hampering normal communication If this occurs terminate the communication software on the PC side then restart it to restore normal communication 209 About time stamping of files This utility supports the function to exchange time stamp information between the transmitted file and received file The time stamp information to be exchanged will be processed assuming that it is Greenwich standard time In contrast the time used by the IT 2000 is the local time and the time stamp of IT 2000 files are accordingly controlled based on the local time The XY utility for file transmission reception by means of the YMODEM protocol will convert a time stamp in Greenwich standard time to a time stamp in local time or vice versa This time conversion is achieved according to the environment variable TZ In communication between two IT 2000 terminals if for example TZ of the transmission side is JST 5 the time stamp of a file to be transmitted will have five hours added In this case the reception side will create a file by subtracting five hours from the time stamp of the received file If the environment variable TZ is not set this time conversion is not performed The time stamp made at XMODEM communication uses the system time of the reception side Transmission side Reception side IT 2000 TZ none 12 00 0 gt 12 00 gt 0 12 00 IT 2000 TZ none IT 2000 TZ GMT 12 00 gt 0 gt 12 00
86. ces that can be controlled by the HT generic software which is built upon the base of PC AT architecture This library is used to control these dedicated devices from application programs developed with the C language Since this library provides lower level programs concerning the hardware and system operations exercise great care if integrating them into your programs Note About the Libraries The system library is supplied on one of the three memory models suitable for the application program developed by the user Any application program that uses the system library should include syslib h in the corresponding source file Constants to be passed to the library functions and their prototypes are defined in this header file SYSLIB H oe Header file for system library SLIBSYSD LIB System library for small memory model MLIBSYSD LIB System library for medium memory model LLIBSYSD LIB System library for large memory model Note In application programs which perform communication incorporate SYS_SetPMStatus to disable the power control capability If SYS_SetPMStatus is set to active the CPU speed is lowered to reduce battery consumption to a minimum which may result in a communication error 131 List of Libraries The following functions are supplied in the system library 145 Setting Acquisition Reason Mask for 145 Reboot Process Next Resume Process Acquisition of ABO Time R
87. cesses will be selected depending on the OFF factor as described later Normal Suspend Process If the Power switch is held down for more than one second while system is on the system power will be turned off The process that takes place at this time is the normal suspend process Before this suspend process is executed the application currently running is informed of the suspend request OFF factor by the system Then the system stores the information required for resumption and turns off the power Hereinafter the suspend process or OFF process refers to the normal suspend process For information about the method used by each application to detect the occurrence of an OFF factor suspend event refer to Appendix C Acquisition of Suspend Resume Event and Power Status Critical Suspend This is a suspend process that takes place in an emergency Since this critical suspend process should achieve its escape process with very little power in the system only essential information can be retained The system will not inform the application currently running of the fact that it is critically suspended However the application will be informed of the fact that it was critically suspended at resumption For information about the method used by each application to receive this information refer to Appendix C Acquisition of Suspend Resume Event and Power Status 25 OFF Factors The OFF factors refer to various causes that make the sy
88. changing the transfer function with the corresponding expanded commands OBR_Send u OBR_Send A OBR_Send v 176 Power save Mode Control Command Used to control the power save mode of the OBR See the following diagram Example Readable condition SW input Command H SW input fees lt 3 Command U Comma d p Command o Sleep Mode Fig 7 19 Writing Set Values to EEPROM The OBR is provided with a function to write the current setting values to EEPROM To do this transmit the y command If this is not done other commands that have been transmitted previously to the y command will not be written to EEPROM As a result they will be erased when the power is turned off and the settings specified by these commands will not be valid the next time the power is turned on However the following commands can not be used to write a setting value to EEPROM One period of buzzer activation LED ON Command L Enable scanning Command H Disable scanning Command I Special mode disable scanning after one normal reading Command U Request sleep mode Command o Request stop mode Command p Expanded command control Transmission start Command u Expanded command control Transmission complete Command v 177 commen List Italic and bold letters indicate default value Specifying the number of read digits Ni of digits No of digits No of digits ap e oo o o Less than one ICG ch
89. completing the use of the OBR i e application From the above list only the OBR_Send function operates takes different arguments or return values specifically according to the type of barcode reader This is because the OBR_Send function is used to set up a selected OBR Possible setup contents vary according to type of barcode reader The descriptions in this manual are organized according to type of barcode reader and the functions other than OBR_Send operate without discriminating the type of barcode reader The DT 9650BCR and DT 9656BCR have an EEPROM in which the setup contents can be written and stored This eliminates the need to perform setup each time the power is turned on 171 DT 9650BCR Reception Buffer Use the buffer provided in the OBR library to receive OBR codes Reception Data Format The reception data format is defined as follows Barcode O Fig 7 19 Read out Symbols The following barcode types can be read 1 WPC 2 WPC add on 3 Industrial 2 of 5 4 Interleaved 2 of 5 ITF 5 CODE39 6 NW 7 CODABAR 7 CODE11 8 CODE93 9 CODE128 Communication with OBR Asynchronous 9600 bps Data bits 8 bits Parity None Stop bit 1 bit Header code None Termination code CR List of Available Functions OBR _ Stat Acknowledgment of received data OBR_Read Read of the received data OBR_ Clear Invalidation of codes in reception buffer 172 Initialization of OBR In
90. ction is called MS DOS will hold the write data in memory until a given amount of data is accumulated Do not turn the power off and on or remove and insert the card if this occurs If this event occurs the programmer should create an application which calls the COMMIT command form MS DOS after attempting a write to the disk This COMMIT function can also be called using the _dos_commit function of Microsoft C fan error occurs during a write to the disk a fatal error handler INT24h will be called This handler which has been set as the default in MS DOS will always be called unless the application program intentionally replace it This default handler requires the R key to be pressed for retry or the A key to be pressed for abort However since the terminal only has numeric keys this handler cannot be used to respond to an inquiry from MS DOS if the keypad is not displayed To bypass this problem the programmer should provide an INT24 handler within the application program 111 7 3 Development Environment 7 3 1 Development Environment To develop application programs a 16 bit compiler Microsoft C C 7 0 or later and a computer on which the compiler can run are required 7 3 2 Application Development Library For this terminal various libraries such as the keypad library and OBR library which is used to enhance the efficiency of developing applications This terminal is also provided with the libraries of controlli
91. d NO CARD os CONFIG SYS CONFIG SYS APPLICATION AUTOEXEC BAT APPLICATION Fig 4 4 80 4 2 How to Write CONFIG SYS and AUTOEXEC BAT This section explains how to write the CONFIG SYS and AUTOEXEC BAT files mentioned in the previous section A basic explanation of the CONFIG SYS and AUTOEXEC BAT is not given here For further information about these files refer to the MS DOS manual or appropriate technical documents Observe the following points if writing a CONFIG SYS file The System Driver SYSDRV SYS is required to operate this terminal Always include a line through which to load the System Driver in the CONFIG SYS As described above MS DOS which is in the basic drive is always loaded Consequently C COMMAND COM is used as the command interpreter Therefore set a path to COMMAND COM to be reloaded in CONFIG SYS using the SHELL command Within CONFIG SYS the MENU command can be used Note however that no power off command is included in the MENU selection screen This is to prevent the power from being accidentally turned off while loading the drivers The Power switch is also disabled until the CASIOAPM COM program is initiated from AUTOEXEC BAT etc In other words the MENU command should only be used in the application program development processes Example of CONFIG SYS The following example shows a typical CONFIG SYS file script Since this example assumes that the system is booted from either the RA
92. d 5 Setting the system time 6 Other various setups including the Auto Power OFF time etc 7 Copying application programs CONFIG SYS AUTOEXEC BAT etc This section mainly explains about point 7 in the above table For information about 2 through 6 refer to Chapter 3 System Menu There are three ways of installing applications in the IT 2000 Each is explained in detail below Installation with a PC card Installation from a PC Copying application program onto another IT 2000 Installation with a PC card This method is used to automatically install the application using the card boot function To do this first create an ATA card for card boot and store the developed application program on it Then provide a line through which to copy the application program into the IT 2000 in the AUTOEXEC BAT file that will be executed at card boot 120 How to create a card for installation Make an appropriate directory on the ATA card and copy the application program files that are used by this application program CONFIG SYS and AUTOEXEC BAT onto this directory Create CONFIG SYS and AUTOEXEC BAT for card boot At the end of AUTOEXEC BAT add a line for copying the above mentioned directory wholly onto the user disk The above steps complete the creation of a card for installation Installation work Inthe slot insert the ATA card that has been created for installation and lock the card lock switch
93. d ES DX Interrupt address Output None If an interrupt occurs the following values are stored in the register AX Mouse status bO 1 Cursor is moved bl 1 Left button is pressed b2 1 Left button is released b3 1 Right button is pressed b4 1 Right button is released BX Button status bO 1 Left button is pressed bl 1 Right button is pressed CX X coordinate of the cursor position DX Y coordinate of the cursor position SI Distance of mouse movement in the X direction DI Distance of mouse movement in the Y direction Enable Write Pen Enables the emulation of write pen with the mouse This is a dummy Emulation function Dummy Function Input AX 13 Output None Disable Write Pen Disables the emulation of write pen with the mouse This is a dummy Emulation function Dummy Function Input AxX 14 Output None 106 Set Mouse Resolution Dummy Function Set Erase Cursor Range Dummy Function Replace User Handler Get Mouse Information Size Dummy Function Get Mouse Information Dummy Function Sets up the factor by which cursor movement on the screen reflects actual mouse displacement This is a dummy function Input AX 15 Output None Sets up the range within which the cursor is off the screen This is a dummy function Input AX 16 Output None Sets up the interrupt condition required to call the corresponding subroutine in the application program as well as
94. d slot If the data has been lost format refer to Chapter 2 3 6 PC Card the SRAM card then restore the data on it from the backup device 37 Note The SRAM card is supplied power by the main battery when it is installed in the main unit This means that the SRAM card can be used normally as long as it is in the slot even if the voltage of the card battery is zero In this case however the data on the SRAM card will be lost when the card is removed from the main unit slot Since the Casio SRAM card is provided with two batteries the data will not be lost for a short while even if one of them is removed However it is recommended that the SRAM card battery be replaced only after making a backup of the data to avoid accidental loss Main Battery Recharge The main battery can be recharged using either of the following methods Recharging with the charger According to the Main battery replacement procedure described on the previous page remove the main battery and place it on the charger Recharging with the AC adaptor While keeping the main battery to be recharged in the main unit insert the AC adaptor plug in the charging jack located on the side of the main unit This starts the recharging operation Recharging with the I O Box If the main unit is mounted on the I O Box while the main battery to be recharged is in the main unit the charging operation starts 38 2 3 Supported Devices 2 3 1 Display
95. d will be canceled at that point While in the process of USER coordinates acquisition the coordinates will be cleared after they have been acquired Also the KEY_Scan and KEY_Read function does not collect data until the keypad is touched again SYNTAX void KEY Clear void INPUT None OUTPUT None EXAMPLE include padlib h KEY_Clear0 Display Non display of Keypad Sets the specified keypad to either Display or Non display If Display is specified while the keypad is being displayed nothing occurs SYNTAX int KEY_DisplayPad int padno INPUT padno Number of the displayed keypad KDC_PADOFF O Non display KDC_PADENG 1 Display OUTPUT 0 Normal termination l Invalid pad number EXAMPLE include padlib h int retcode retcode KEY_DisplayPad PAD_xxx Note If Non display mode is specified while the keypad is not being displayed the operation will be terminated normally 163 Acquisition of Number of Keypad Being Displayed Acquires the number of the currently displayed keypad SYNTAX int KEY_GetPadState void INPUT None OUTPUT KDC_PADOFF 0 Non display KDC_PADENG 1 Being displayed EXAMPLE include padlib h int retcode retcode KEY _GetPadState Refer to KEY_DisplayPad also Setting Input Acceptance Mode Used to specify the acceptance mode for key input SYNTAX int KEY_SetInputMode int mode INPUT mode Number of the displayed keypad KDC_MOD
96. data error gt 0 The read barcode does not have a data error 0 Either the reception acknowledgment has not been made OBR_Stat function is not used or there is no received data lt 0 The read barcode has a data error Note Before reading a barcode using this function acknowledge reception with the OBR_Stat function Note that the error status reception data and the number of received data pieces will be cleared from the reception buffer after a barcode is read by the OBR_Read function This means that the following barcode can be read immediately after the preceding one which may include an error has been read Invalidating Code in Buffer Invalidates a barcode in the reception buffer SYNTAX include obrlib h void OBR_Clear INPUT None OUTPUT None 184 Setting Operation Mode DT 9656BCR Overview On the OBR various settings as listed below can be made through command transmission For a list of actual commands refer to the Command List Readability of code Adding a readable code Data transfer SYNTAX Condition for the least significant digits Specifying the buzzer activation mode Specifying the LED ON mode Read mode Read time Mark base of barcode Redundant read Use of Length CODE Specifying write to EEPROM Or 00 SD Oo Ne e e Sr eS Transmission of Command Commands must be transmitted using the OBR Send function Example To specify Read all codes OBR_Send A0
97. drivers to be loaded varies depending on the application program to be developed Library or device to be used At operation on When simulator is IT 2000 active System library SYSDRV SYS SYSDRVP COM 2 Keypad library SYSDRV SYS SYSDRVP COM HWWMANP EXE MOUSE COM KEYPADP EXE HWWMANP COM KEYPADP COM PENMOUSE COM Ifthe application program only uses the system library register SYSDRV SYS as the device driver on the terminal that performs simulation If the simulation is performed on a personal computer install SYSDRVP COM on it as the resident program To execute an application program on a personal computer that uses the keypad library SYSDRVP COM MOUSE COM HWWMANP COM and KEYPADP COM should be installed on it MOUSE COM is used to simulate touch panel operation on the personal computer Ifan application program is programmed assuming that the mouse INT33h is used install PENMOUSE COM on the terminal and install MOUSE COM on the personal computer In addition if this application calls the system library the environment defined in above is essential The above sample program shown calls the system library to turn on the backlight Therefore in order to run this program on the personal computer SYSDRVP COM must reside on it 117 The following shows the result after the system driver was installed as the resident simulation driver and the sample program was executed Fig 7 4 Under this condition the
98. e CLR key is pressed while no parameter is being changed the setup process will be aborted and exited at that point 59 3 7 Auto Backlight Setup Function Sets the auto backlight control ON or OFF refer to Chapter 5 Keyboard Controller Liuto Backlight Auto Backlight 1 01 0 MAE Fig 3 6 Operation Select ON OFF with the 0 or 1 key then confirm the selection with the RET key RET key Confirms the current setup and exits this operation CLR key Cancels the current setup and exits this operation Invalid 60 3 8 Auto Power OFF Setup Function Sets the time out period of the auto power off function APO refer to Chapter 2 2 3 Power OFF Process This time out period is the interval between when no key entry or no entry on the touch panel is made and when the power of system is shut off automatically Auto Power OFF APO Time Olmin 30sec 8 UP 2 DOWN Fig 3 7 Operation Set the APO time out period with the 2 or 8 key then confirms the setting with the RET key Key Operation Increase the APO timeout period 2 key Decrease the APO timeout period If DISABLE appears the APO function is disabled RET key Confirms the current setup and exits this operation CLR key Cancels the current setup and exits this operation 61 3 9 Touch Panel Calibration Function Adjusts the calibration of touch panel If an inconsistency is noted
99. e overwritten by other displays Fig 7 11 Note Displaying this simulated keypad may overwrite the display results made by the application An identical G option must always be specified for the simulators of the hardware window manager and the keypad driver 128 About Hexadecimal Code Input Even if the keypad is active key input using the mouse is disabled for the simulator on the PC if the G option is not specified To avoid this conflict it is possible to enter a hexadecimal code with the menu accessed from the F10 key where the keypad is active Enter 2 bytes of normal keycode for each hexadecimal code 129 7 6 Library 7 6 1 Overview Since the IBM PC AT architecture has been adopted in this system all libraries including graphic library supported by Microsoft C C ver 7 0 or later versions can be used In addition to those the following dedicated libraries are available for the IT 2000 system Name of library System Library Dedicated libraries for IT 2000 and to control various devices available to the system These libraries include back light control contrast control battery voltage low detection alarm setting etc Keypad Library Libraries to call the functions of Keypad driver They are used to input keys through keypad and to acquire coordinates on screen etc by the system are the pen type and the CCD type 130 7 6 2 System Library Overview The IT 2000 has various types of devi
100. e program they do not contain code that is specific to the hardware of the handy terminal Consequently if a simulation driver is used rather than one of the drivers dependent on the terminal hardware the application program can be made to run without modification on the personal computer This is the basic concept of simulation The shaded portion in the diagram below shows the simulation drivers to be replaced However for the mouse driver use Microsoft s mouse driver This is because the mouse driver on the terminal simulates the operations of the Microsoft Mouse driver while other drivers simulate the actual operations on the terminal Application Program Keypad Library Keypad Driver SIM Hardware Window Standard Mouse Driver Driver SIM System Driver SIM IBM PC AT OBR Library System Library Fig 7 7 In the following chapters these simulation drivers are explained in detail 122 7 5 1 System Driver Simulator SYSDRVP COM Overview This simulation driver simulates the operation of the system driver on the personal computer It also contains the run units of various functions supported by the system library File name SYSDRVP COM Function Under the default condition and if the F9 key is pressed the internal status of the simulator is displayed at the far right of the screen The displayed internal status includes the ON OFF condition of the backlight and the setup of the enabling disab
101. e setup specifications if written to EEPROM do not have to be set each time the power is on For information about the setup procedure refer to Setting Operation Mode SYNTAX include obrlib h int OBR_Send char pszCmd INPUT pszCmd Pointer to the transmission command character string Refer to the Command List OUTPUT 0 Normal termination 1 Transmission buffer full error Note Do not read another barcode during command transmission to the OBR Acknowledgment of Received Data Returns the number of characters in the first barcode stored in the reception buffer SYNTAX include obrlib h int OBR_Stat INPUT None OUTPUT The absolute value indicates the number of characters in the barcode received not including a CR and the sign indicates if the data represents a complete barcode lt 0 An incomplete barcode gt 0 A complete barcode Note After acknowledging the received barcode with this function read it using the OBR_Read function 183 Readout of Received Data Acquires the first barcode in the reception buffer and writes it to the specified buffer The reception data SYNTAX is as follows Pp Barcode 0 Fig 7 23 SYNTAX include obrlib h int OBR_Read unsigned char pBuf INPUT pBuf Pointer to the buffer that stores the received barcode OUTPUT The absolute value indicates the number of characters in the barcode received and the sign indicates whether the barcode has a
102. ead amp Keycode amp Position Refer to KEY_Scan also 161 Checking Key Buffer Content Checks if a key code or coordinates are in the buffer If either is present the key code or coordinates will be returned The buffer remains uncleared Use the KEY_Read function to load the data However the coordinates will not be returned if the coordinates input mode is set to disable SYNTAX int KEY_Scan unsigned int Keycode POSITION Position INPUT Keycode Pointer to the area in which the read key code is stored Position Pointer to the KDC_POSINFO structure in which the read coordinates are stored typedef struct int status status 0 DOWN_STATUS RUN_STATUS 2 UP_STATUS 3 CANSEL_STATUS This status arises when the power is off after the down status is acquired and before the up status is acquired ah int xpos X coordinate int ypos Y coordinate KDC_POSINFO OUTPUT KDC_NONE 0 No data KDC_KEYCODE 1 A key code is present KDC_POSDATA 2 Coordinates are present EXAMPLE include padlib h unsigned int Keycode POSITION Position int retcode retcode KEY_Scan amp Keycode amp Position Refer to KEY _Read also 162 Key Buffer Clear Clears both the system buffer and key BIOS buffer If coordinate input by pen touch is continued coordinate values selected until the pen is lifted will be ignored Furthermore any operation in progress on the pa
103. ectly follow either R or S X XMODEM protocol communication Y YODEM protocol communication Both X and Y cannot be specified at the same time MIC Error check method This can be specified only if either R or S is specified M Checksum only for XMODEM C CRC Both M and C cannot be specified at the same time If this specification is not made M is automatically used if XMODEM communication is specified and C is automatically used if YMODEM communication is specified The M specification will be invalid if the Y option is specified NIL Packet length N Normal 128 bytes L Long 1024 bytes Both N and L cannot be specified at the same time If this specification is not made N is automatically used if XMODEM communication is specified and L is automatically used if YMODEM communication is specified Other parameters Specify the options immediately after without inserting a space the command Options must be specified in the following order N Suppression of message display Specify this option if a copyright message or error message is suppressed from being outputted 211 BN Specification of a baud rate If omitted 2 9600 bps is employed N 0 2 400 bps 1 4 800 bps 2 9 600 bps 3 19 200 bps 4 23 040 bps 5 28 800 bps 6 38 400 bps T 57 600 bps 8 115 200 bps P For file transmission via YMODEM protocol this option sets a pathname on the destination side from the pathname of the object file that exis
104. en the power is off However in the case of a handheld terminal since the suspend resume state is frequently cycled the clock tick counter is initialized only once at the initial boot Therefore the clock time may be slightly off if the terminal is operated for a long period of time To avoid this problem the terminal uses this driver to control the clock in cooperation with POWER EXE so that the time can be directly read from the RTC This ensures that the correct time can always be obtained irrespective of the length of operation However since the time is read from the RTC in seconds the 1 100 of a seconds digit will be ignored if the time is read using INT21h The relationship between the clock control driver and application programs is shown in the following diagram Application Program Int21h Intl Ah Real Time Clock RTC Fig 6 1 97 6 3 2 Startup Method This driver is loaded by defining the DEVICE statement in the CONFIG SYS file TIME SYS is stored in the basic drive C Format DEVICE C TIME SYS Start option None Note TIME SYS must be loaded immediately after POWER EXE 98 6 4 Keypad Driver Hardware Window Manager 6 4 1 Function The keypad driver KEYPAD EXE is used to add the keypad function to the system Application programs can use the keypad by calling the keypad driver functions via the keypad library refer to Chapter 7 6 3 Keypad Library T
105. ensity 2 ABO event does not occur during ABC However if the terminal is left in a dark place the APO Auto Power OFF function will turn off the backlight 3 Since the backlight is presently ON the normal state can be restored by jumping to step 3 4 Cancels the sole condition of ABC temporarily disabled 94 6 Drivers 6 1 Overview The following drivers are supplied for this terminal Install them as required for operation System driver SYSDRV SYS Driver required to operate the system This driver must be installed Clock control driver TIME SYS Executes the process that restores the clock condition at a resume boot in cooperation with POWER EXE This driver must be installed manager It is called from the keypad driver Keypad driver KEYPAD EXE Driver that adds the keypad function to the system This driver is called from applications via the keypad library PenMouse driver PENMOUSE COM Driver to simulate the Microsoft mouse driver operation on the touch panel For information about the drivers associated with MS DOS refer to an MS DOS reference manual or other technical reference documents published separately by third party 95 6 2 System Driver 6 2 1 Function The system driver SYSDRV SYS must be installed because it executes critical processes in this terminal The system driver mainly performs the following processes LB1 monitoring and warning Monitors the main battery conditions a
106. equest of Suspend Software OFF 147 Status Control Status 148 148 149 150 Alarm Control Function Device Power ON OFF Setting Key Click Sound ON Acquisition of BIOS Version Acquires the ROM BIOS version number which consists of the following three numbers major number minor number sub number SYNTAX long SYS_GetBiosVersion INPUT None OUTPUT b23 tob16 Major number b15 to b8 Minor number b7 to bO Sub number 132 Acquisition of Memory Device Size If the memory device size is designated the total capacity of the DRAM and the number of NAND FROM chips is read The memory device size is the total capacity of all the physically installed devices and not the disc capacity SYNTAX int SYS_GetMemCapacity int nDevice INPUT nDevice device typ 0 DRAM 1 NAND FROM OUTPUT 1 Input parameter error lt gt 1 DRAM size by the unit of 1K where nDevice 0 Actual installed number of NAND chips where nDevice 1 Setting Acquisition LCD Contrast The contrast of the LCD display is affected and varied by the ambient temperature Therefore this terminal automatically detects the variation of ambient temperature and determines an optimal contrast based on the acquired data However it may not immediately react to rapid temperature variations or be ideal for each specific user With this in mind the terminal is provided with a means to increase or decrease the LCD contrast manually The contrast
107. er Not transfer Transfer Not transfer Transfer Not transfer Transfer Not transfer Transfer Not transfer Transfer Not transfer Transfer Not transfer Transfer Not transfer Transfer Not transfer Transfer Not transfer Transfer Not transfer Transfer 12 Specify write to EEPROM CODE93 CODE128 MSI Plessey 189 Not transfer Transfer Not transfer Transfer Not transfer Transfer 8 Utility 8 1 Overview The development kit contains some utility programs to be used as required Calculator Utility Calculator program including memory calculation implementing the CASIO standard specifications Clock Utility Used to refer the date and time of the built in clock and to set the power ON alarm Calendar Utility Used to refer to a calendar for a period of the years between January 1980 and December 2079 Remaining Battery Voltage Display Utility Displays on a software meter the amount of battery voltage remaining for main and sub batteries FLINK Utility Transfers receive s file through IrDA interface XY Utility Transfers receives file through XMODEM or YMODEM Reverse Video Utility Changes the color of LCD screen This utility is used to change the entire screen to reverse video From the nature of the FSTN semi transparent type LCD unit of this terminal the density of colors tones will be reversed COM2KEY Utility Using COM cable and PC it is p
108. eration under the conditions that existed the last time the power was tuned off Application programs are continued as soon as the power is resumed Setup of Resume Process ON OFF The default settings have been made so that every OFF factor encountered during the operation of an application program is the objective of the resume process However these default settings can be modified so that the system reacts differently to OFF factors by means of the system library For example according to the default settings pressing the Power switch will suspend and resume the execution of an application program However it is also possible to simply reboot the system with the Power switch without activating the resume function if such a setup is made However note that this setup is not permanent The resume process is replaced by the boot process once only right after the system library is called ON Factors Various ON factors used to turn on the system are explained below Pressing the Power switch If the Power switch is pressed while the system is off the system power can be tuned on When the power is turned on the system operation sequence proceeds as described in Relationship between OFF Factors and ON Processes on page 24 Pressing the RESET switch Press the RESET switch to turn on the system power In this case the System Menu will always be initiated This terminal has the Auto Power ON function which automatically starts the s
109. f devices 1 to 8 it can support A value of 0 can also be used with D or S When a value of 0 is used only the mode that was specified D or S is implemented not the number of devices assigned during installation or specified using the CONFIG utility When this S switch is used ATADRV must be installed in CONFIG SYS before MTDDRV and both ATADRV and MTDDRV must be installed before CARDID Refer to ATA Driver Modes section which follows Option D x Number of Drive units Range 0 to 8 Default 2 Specifies the number of drives that the system supports when installed either as a block device driver or as a slave device driver Installs the ATADRV device driver as a block device driver D x It also specifies the number of drives 1 to 8 it can support A value of 0 can also be used with D or S When a value of 0 is used only the mode that was specified D or S is implemented not the number of drives assigned during installation or specified using the CONFIG utility When the D switch is used ATADRV must be installed in CONFIG SYS before utility When the D switch is used ATADRV must be installed in CONFIG SYS before CARDID 220 Refer to ATA Driver Modes section which follows Card Service Power Management Enabler CS_APM EXE CS_APM EXE is a DOS based background task that enables Card Services to process system power management Suspend Resume requests When a Suspend request is initiated by system power managemen
110. gt 0 gt 12 00 IT 2000 TZ GMT IT 2000 TZ JST 5 12 00 5 gt 17 00 gt 5 12 00 IT 2000 TZ JST 5 IT 2000 TZ JST 5 12 00 5 gt 17 00 gt Pe 2927 PC PC 12 00 gt K a ai 5 gt 5 IT 2000 TZ JST 5 About key input during communication Do not press any key during communication otherwise file transmission reception may be hampered Using this utility where COM2KEY EXE is resident To use this utility where a debugging tool called COM2KEY EXE is resident the N option must be specified Since COM2KEY EXE will transfer the displayed characters to the COM port the characters displayed by this utility will also be transferred to the COM port hampering normal transmission Function and operation method Always specify necessary start parameters These parameters include the essential command and its option other parameters and the transmitted received file name Each parameter must be separated by a space or TAB code XY command option parameter parameter file name file name 210 Command Always specify S or R This command must be specified as the first parameter R S Transmission or reception specification R File reception S File transmission Both R and S cannot be specified at the same time Option After the command specify the appropriate options The options must be specified in the following order X Y Communication protocol specification This must dir
111. he system menu Consequently if the EXIT command is entered operation returns to the system menu Wicrosoft R W5 DOS R Y C Copyrie Z EA e d a 2 x 7 Lt A A 72 3 14 RAM Disk Size Change Function This screen is used to set the RAM DISK size capacity The setting will become valid after the system has rebooted Ram Disk Size size 0000 K bytes 8 UP 2 DOWN Fig 3 17 Operation Setting up the RAM disk Adjust the RAM disk size with the 8 and 2 keys Confirm the setup with the RET key When the Hit Any Key message is displayed press any key other than the Fn key The IT 2000 is turned off After making sure that it turns off press the reset switch to turn on the main unit again After the IT 2000 is turned on again the format confirmation screen as shown below will be displayed during system start up Then press the 1 key This properly formats the RAM disk After formatting the RAM disk is usable RamDisk is broken Format YES 1 NO 0 Key Operation Increases the RAM disk size Decreases the RAM disk size RET key Confirms the currently selected RAM disk size and exits this operation CLR key Cancels the currently selected RAM disk size 73 Formats the RAM disk Format confirmation screen Aborts formatting of the RAM disk Operations with the touch panel are not permitted
112. he correct battery replacement procedure may result in a loss of data Always observe the following steps in battery replacement Main battery replacement Hold down the Power switch for more than one second to turn off the main unit power Make sure that two sub batteries are installed then open the battery compartment lid Replace the fully charged main battery the close the battery compartment lid Note Make sure that both sub batteries are installed If either of the sub batteries is not installed the data may be lost Do not open the battery compartment lid while the power is on If it is opened accidentally an emergency alarm sounds In case such the event occurs close the lid at once Sub battery replacement Hold down the Power switch for more than one second to turn off the main unit power Make sure that the fully charged main battery is installed Replace the primary sub battery button type lithium battery with a new one Note Make sure that the main battery is installed If the primary sub battery is removed without the main battery being in place data will be lost The secondary sub battery button type lithium vanadium battery does not have to be replaced SRAM card battery replacement Make a backup of the SRAM card on the F ROM drive or on some other device Remove the SRAM card from the PC card slot of the main unit Replace the battery of the SRAM card Insert the SRAM card into the PC car
113. his keypad driver internally calls the hardware window manager that enables the use of the hardware window Therefore the use of the keypad driver requires the residence of the hardware window manager The keypad driver is also used by some utilities refer to Chapter 8 Utility supported for this terminal Therefore before executing an application program or utility that uses the keypad driver make it reside in the main memory The relationship between the keypad driver hardware window manager and application programs is shown by the following diagram Fig 6 2 99 6 4 2 Startup Method Format HWWMAN Option KEYPAD Option Start option R Cancels the residenc To make each driver resident in the main memory make the following specification at the DOS prompt Always install the hardware window manager first These drivers are stored in the basic drive C C gt HWWMAN C gt KEYPAD The residency of these drivers can be released by specifying as follow The keypad driver must be released first C gt KEYPAD R C gt HWWMAN 7 Note The keypad driver uses 2 pages 32 KB of EMS memory space Before using the keypad driver insert a line specifying the use of EMS memory in CONFIG SYS 100 6 5 PenMouse Driver 6 5 1 Overview The PenMouse driver PENMOUSE DRYV simulates the operation of the mouse driver INT33h specific to the personal computer using inputs
114. ibed in the above overviews the ON process the Boot process or Resume process will run differently depending on the last OFF factor what caused the OFF and the conditions that existed when the power was turned OFF The following table shows the relationship between the OFF factors and the ON processes that take place the next time the power is turned on OFF factor If an application is running If the System Menu is on Power switch Resume process Application boot process Auto Power OFF or Application boot process Software OFF see note below Low battery voltage LB1 Low battery voltage Resume process LBO RESET switch pressed System menu boot process System menu boot process Note Depends on whether the resume function is enabled or disabled With this setup the next boot process can be designated as the Application boot process 24 2 2 0 Power OFF Process Overview Turns off the system power However the power to all the devices is not turned off and some can be used for storing the information required for the next resume operation This process is called the suspend process and the state of the system while off is called the suspend state The suspend process can be divided into two categories one is the normal suspend process which is the usual off method and the other is the critical suspend process to execute the emergency escape process for protecting the system from drops or bumps Either of these suspend pro
115. ide this command overwrites the existing file At this time the system does not unconditionally overwrite the existing file but creates a temporary file on the reception side disk and attempts the overwrite after file transmission has been competed This protects file data even if transmission of the file fails Therefore if the identical file name exists on the reception side the reception side disk must have a space large enough for the transmitted file If there is insufficient space either delete unnecessary files in advance on the reception side or use the file delete command on page 204 to delete them Operation SEND FILE One file transmission from IT 2000 to IT 2000 This function is used to copy one file from one IT 2000 to another IT 2000 This file will be copied to a destination directory that has a name that is identical to the source directory Place the two IT 2000 units so that their IR windows face each other Select SEND FILE TO HT at the transmission side Select REMOTE SERVER at the reception side to prepare for reception If the file name input screen appears at the transmission side specify the transmitted file by its full pathname including the drive name then press the RET key Press the RET key to start file transfer If the Normal End message is displayed file transmission has been completed Note If the CLR key is pressed during file transfer transfer will be interrup
116. ied time This function requires the RTC Real Time Clock function Normally an INT4Ah interrupt will occur when the setting is being made on the RTC This function makes it possible to add the function which turns on the main unit at the desired time SYNTAX int SYS_SetPowerOnAlarm int OnOff INPUT OnOff Power On setup 0 Does not turn on the power Other than 0 Turns on the power OUTPUT 0 Normal SYNTAX int SYS_GetPowerOnAlarm INPUT None OUTPUT 0 Does not turn on the power Other than0 Turns on the power 150 Note The power ON alarm set with this function will be reset if rebooting occurs because the reset button is pressed or due to the software Setting Acquisition of Status of Power Control Function This terminal has incorporated unique power control functions the auto power OFF mode and DOZE mode CPU low speed operation mode Since these functions operate based on monitoring a period free from operator s concern over a given interval they have the potential of affecting the execution performance of high speed communication programs including that of IrDA To create such a program call this function from it to disable the power control function If the power control function is set to disable the monitoring of a period free from operator s concern is ceased resulting in auto power off not taking place Since the switch to the DOZE mode does not occur either the system can always be operable at high
117. ion mode 6 Specify LED ON mode UPC A 13 digits Transfer all 12 digits Not transfer 0 header for adjusting the number of digits 12 digits Not transfer C D 11 digits Not transfer C D and 0 header for adjusting the number of digits UPC E 8 digits Transfer all 7Tdigits Not transfer 0 header for adjusting the number of digits 7 digits Not transfer C D 6 digits Not transfer C D and 0 header for adjusting the number of digits Acquire only system number 0 Acquire both system numbers 0 and 1 CODE39 NW 7 1 digit ITF 2 digits Disable read Enable read Buzzer of successful read Disable buzzer Frequency 1 KHz Frequency 2 KHz Frequency 4 KHz Buzzer ON period 50 msec 100 msec 250 msec 500 msec Buzzer volume Small Medium Large Maximum ON at successful reading Disable Enable Period of ON 0 25 sec Period of ON 0 5 sec Period of ON 0 75 sec Synchronize LED and buzzer One shot read Multiple reads Continuous read 187 8 Read time 9 Contrast of normal reverse 10 No of verifications Infinite 2 sec 4 sec 6 sec 8 sec 10 sec 15 sec 20 sec Normal contrast Both normal reverse contrast No verification Verification twice Verification three times Verification four times UPC A with supplemental UPC E with supplemental EAN 13 with supplemental EAN 8 with supplemental CODE39 188 Not transfer Transf
118. ion side 203 8 5 5 File Deletion D Function This function deletes a file on the host Startup Method FLINK D Option deleted pathname deleted pathname Option If HT to HT communication is to be performed specify this option on the terminal Deletion by pathname Specify the objective file to be deleted by its full pathname including the drive name If multiple deleted pathnames are specified separate each using a space Example of specifications FLINK D A TEST DAT This specification deletes all files that are in A TEST and B TEST2 CHECK DAT that have a DAT extension and all files included in B TEST2 CHECK DAT on the communication partner side 204 8 5 6 File Move Rename N Function This function moves a file within the same drive or renames the file on the host A file cannot be moved into a different drive Startup Method FLINK N Option move source pathname move destination pathname Option If HT to HT communication is to be performed specify this option on the terminal Move source pathname Specify the objective file to be moved or renamed on the host side by its full pathname including the drive name Wild cards cannot be used for the file name Move destination pathname Specify a file name used as the move destination or the resultant file name of rename This file name must be specified by its full pathname including the
119. irectory name does not exist on the host side it will be automatically created If the identical file name exists on the host side it will be forcibly overwritten Even if it is a read only file it is possible to overwrite by specifying the O option Startup Method FLINK S Option transmission file pathname transmission file pathname storage destination directory name Options If the host side has an identical file name and it is a read only file it can be forcibly overwritten by specifying this option If this option is specified and if a wild card is used for the transmission file pathname all files under the specified directory including sub and deeper directories will be transmitted If the file name specified by the wild card does not exist in the sub directory it is not automatically created on the host side If a wild card is not used files included in the sub and deeper directories will not be transmitted Q Designates non display of the message H If HT to HT communication is to be performed specify this option on the terminal Transmission file pathname Specify the file on the terminal machine by its full pathname and include the drive name Wild cards can be used for the file name If multiple transmission file pathnames are specified separate each with a space Storage destination directory name Specify the storage directory name on the communication partner The last para
120. is called card boot For more information about card boot refer to Chapter 4 3 Card Boot 44 2 3 5 Serial Communication Available Interfaces VO Address COMI 3F8h 3FFh 8 pin serial I F Connection with a barcode reader or PC COM2 2F8h 2FFh 14 pin serial I F Connection with an Can be switched expansion I F device via the system library PONY ior orbemeen wo rroo Box or between two IT2000s used Box or between two IT2000s possible COM1 This is a COM port for RS 232C communication This port can be used after turning on the power to the 8 pin serial I F via the system library The 8 pin serial I F is located on the side panel of the main unit Fig 2 10 45 COM2 Either the 14 pin serial I F or IrDA 1 0 can be assigned to this COM2 port depending on the system library setup Both the 14 pin serial I F and IrDA 1 0 can be used as a normal RS 232C interface By default the COM2 channel is not assigned to either device Therefore always use the system library to designate either the 14 pin serial I F or IrDA then turn on the power The 14 pin serial I F is located on the rear of the panel s o be a Le s 4 PII GIGI Le i Lis 2 ome 4 D s 6 hs 8 Fig 2 11 COM3 A modem card if one is inserted in the PC card slot can be used as the COM3 port refer to Chapter 2 3 6 PC Card COM4 The COM4 port is dedicated for IrDA 1 1 It is used in
121. isplay images and key codes to be used as the enhanced keypad the user can create a custom keypad SYNTAX int KEY_SetExtKey int keyno KEYLIST keylist INPUT keyno Enhanced key number KDC_EXTKEY1 1 Enhanced key 1 KDC_EXTKEY2 2 Enhanced key 2 keylist list of replaceable keys typedef struct int data_cnt Number of replaced keys KDC_EXTKEYINFO far keyinfo Table of replaceable key information KDC_EXTKEYLIST typedef struct unsigned int keycode Key code to be set int change_position Place of replacement 1 to 48 char far image_adr Button display data 32 x 24 bits KDC_EXTKEYINFO 166 OUTPUT 0 Normal termination l Input parameter error Places of replacement ain fT fee pak fia a a 3 oe lea fa 98 0 ai 32 Fig 7 16 Button Display Image 32 x 24 bits Button display image is displayed by bit map data as shown below char image 0x1C 0x03 e 32bits ooo r100fooo00011 aja Pe J 24bits Fig 7 17 167 EXAMPLE include padlib h KEYINFO keydata 10 KEYLIST keylist int retcode i for i 0 i lt countof keydata i keydata i keycode xxxx keydata i change_position xxxx keydata i image_adr xxxx keylist keyinfo keydata keylist data_cnt countof keydata retcode KEY_SetExtKey KDC_EXTKEY1 amp keylist
122. it Set Date Time Date 1998 01 08 Time 10 10 Fig 3 15 Operation Enter in the following order year gt month gt day gt hour gt minute Press a numeric key and the corresponding number will appear in the cursor position Press the RET key to advance to the next setting If the RET key is pressed without making a numeric entry the cursor will advance to the next setting without affecting the previous value If the RET key is pressed when the cursor is positioned on the minute setting the current setup is confirmed Note that the seconds can not be specifically set When the date and time is modified the seconds will be set to 0 The year can be set to between 1980 to 2099 If the entered value includes an invalid number the setup operation will result in an error when the entire entry has been completed If this occurs reenter from the beginning Key Operation 0 to 9 keys Enters the corresponding digit in the cursor position RET key Moves to the next input item When the cursor is in the minute setting the current setup is confirmed CLR key Cancels the currently selected setting and exits this operation Operations on the touch panel are not permitted 71 3 13 Command Prompt Function This is the MS DOS command prompt screen An appropriate DOS command can be inputted through the keypad This DOS command prompt is the result of calling COMMAND COM as a child process from t
123. itch power If this is attempted to initiate the System Menu pressed it is strongly recommended to complete the application running at present then turn off the system power with the Power switch before hand For more information about LBO and LB1 refer to Chapter 2 2 4 Battery Voltage Monitoring Process For information about the system library refer to Chapter 7 6 2 System Library For information about the System Menu refer to Chapter 3 System Menu For information about the method used by each application to acquire a power ON OFF event refer to Appendix C Acquisition of Suspend Resume Event and Power Status 26 Note Hold down the Power switch for more than one second until the power is off This is done to prevent the power from accidentally being turned off by the user In addition key input will not be enabled for approximately one second after the Power switch has been pressed This occurs because the monitoring timer starts operating the moment the Power switch is pressed and does not allow key input for about one second until this timer expires After this interval key input becomes possible 27 2 2 4 Battery Voltage Monitoring Process This terminal uses a main battery lithium ion battery pack for driving the main unit and a primary sub battery lithium battery and a secondary sub battery lithium vanadium battery for backup Application programs can acquire the status of these batteries thro
124. itializes the COM port to establish a connection with the OBR and turns on the power to the COM port SYNTAX include obrlib h void OBR_Open INPUT None OUTPUT None Note If programming with this OBR library first make this OBR_Open function call to initialize the COM port Release of COM Port Releases the COM port and turns off the power to the COM port SYNTAX include obrlib h void OBR_Close INPUT None OUTPUT None Note Call this function if completing the use of the OBR i e terminating the application program 173 Transmission of Command Transmits a command represented by a single ASCII code to the OBR Various options including Readout mode Data transfer format etc can be set for this transmission This setup does not have to be made each time the power is turned on if it is written in the EEPROM For information about the setup procedure refer to Setting Operation Mode SYNTAX include obrlib h int OBR_Send char Cmd INPUT Cmd Transmission command refer to the Command List OUTPUT 0 Normal termination 1 Transmission buffer full error 2 CTS does not turn to ON 3 Receives NAK from scanner 4 No response from scanner Note Do not read another barcode during command transmission to the OBR Acknowledgment of Received Data Returns the number of characters in the first barcode stored in the reception buffer SYNTAX include obrlib h int OBR_
125. l of the IT 2000 For more information about the COM2KEY utility refer to Chapter 8 9 COM2KEY Utility A batch file 1 BAT for initiating this COM2KEY utility is installed on the basic drive of the IT 2000 It can be initiated by using the appropriate numeric key while the IT 2000 is in the command prompt state Since the major purpose of this utility is in assisting application development it can be directly called from AUTOEXEC BAT Moreover it can be registered as a device driver This is convenient for developing device drivers to be registered in CONFIG SYS In this case register the COM2KEY utility before registering a developed device driver and redirect the COM 2KEY utility to the personal computer with the start up message of the device driver The following is the program transfer procedure used with the COM2KEY utility Connect the personal computer and IT 2000 with the dedicated cable DT 9689AX Initiate the terminal software on the personal computer side and establish communication at 9600 bps There are no particular requirements for use of the terminal software YMOEM bat protocol is available Initiate COM2KEY on the IT 2000 For information about the initiation method refer to Chapter 8 9 COM2KEY Utility With the above procedure the command prompt of the IT 2000 will appear on the terminal software screen Under this condition initiate the XY utility and perform the program transfer as follows D gt
126. l other values are reserved BL Battery status 00h High Olh Low 02h Critical 03h Charging FFh Unknown All other values are reserved CH Battery flag bitO 1 High bitl 1 Low bit2 1 Critical bit3 1 Charging bit7 1 No system battery All other bits are reserved FFh Unknown All other values are reserved CL Remaining battery life percentage of charge 0 to 100 Percentage of the battery charging 100 represents full charge in battery FFh Unknown All other values are reserved 223 DX Remaining battery life time unit bit 15 0 Time unit is in second 1 Time unit is in minute bits 14to0 value for second or minutes 0 to 7FFFh Valid value for second or minute FFh Unknown If function unsuccessful Carry 1 AH Error code 09h Unrecognized device ID 224
127. lay automatically compensates for temperature changes The user can adjust the offset value refer to Chapter 5 Keyboard Controller for the automatically adjusted contrast in the following ways Press the 8 key after the Fn key to increase the contrast offset one step Press the 9 key after the Fn key to decrease the contrast offset one step Call the system library to increase decrease the contrast offset 40 2 3 2 EL Backlight Overview This terminal has the following functions to control the backlight For more information refer to Chapter 5 Keyboard Controller Manual Backlight ON OFF function Auto Backlight OFF function ABO Auto Backlight Control function ABC Manual Backlight ON OFF Function The backlight can be turned on and off with the following methods Press the 7 key after the Fn key to turn on or off the backlight Call the system library to turn on or off the backlight Auto Backlight OFF Function This function automatically turns off the backlight when no key or touch panel input has been occurred in the specified period of time The time interval until the backlight is automatically turned off can be set with the System Menu or the system library Auto Backlight Control Function This function detects the intensity of ambient light and automatically turns on or off the backlight accordingly This function is set to off by default however it can be set to on using the System
128. lib h void OBR_Clear INPUT None OUTPUT None 175 Setting Operation Mode DT 9650BCR Overview On this OBR various settings as listed below can be made through command transmission For a list of the actual commands refer to the Command List on page 178 Specifying the number of read digits Specifying the CODE39 NW 7 ICG code Readability of code Data transfer SYNTAX Specifying the buzzer activation and LED ON modes Specifying the output of BEL if decoding is not possible Specifying the scanning mode Specifying the sleep mode stop mode Write in the EEPROM a SoD A A Transmission of Command There are two types of commands normal commands and expanded commands They must be transmitted according to the following procedure Transmission of normal commands In order to transmit a command other than the expanded commands included in the Command List use the corresponding command symbol without modification Example To set all codes to Permit read with the Readability of code OBR_Send X Transmission of expanded commands To transmit an expanded command included in the Command List follow the procedure below 1 First transmit the Transmission start command from the expanded commands 2 Transmit the objective expanded command 3 After the objective expanded command has been transmitted transmit the Transmission complete command Example To set the CODE39 C D to Prevent check without
129. ling key sensing sound etc which can be set with the system library rap A Led Ly ar cob om See oo amim rari amd it Fig 7 8 Some of the values in Fig 7 8 above which can be monitored are possibly changed by external operations For example one of them is the backlight ON OFF by Fn 7 keys F10 key as default is used to simulate the change of the status by the external operations Pressing the F10 key will display changeable items as a pop menu on the monitor screen Move the cursor onto your desired item to change the status e nlii d A ied Ly Lair fab RC CSE umir raba hai j Fig 7 9 123 Startup Method This utility is included in the SDK Since this is a memory resident type COM execution file it should only be used if it resides in memory Startup Option Format SYSDRVP Options Releases residence if it is currently resident H1 code Specifies a hot key which displays internal status Code of the hot key can be specified by a value in hexadecimal number which is returned with INT16 AH 10h When this option is omitted the operation is the same with that of which H1 4300 is specified H2 code_ Specifies a hot key which displays status change menu Code of the hot key can be specified by a value in hexadecimal number which is returned with INT16 AH 10h When this option is omitted the operation will be the same with that of which H2 4400 is specified Te
130. lled with the INSTALL command the drive G is enabled exclusively However since MS DOS is operating under the assumption that the Drive F is the current drive an access error with the drive F which does not actually exist occurs because the AUTOEXEC BAT file has been opened Then how about calling ENDATA COM from AUTOEXEC BAT It is apparent that this is also not successful Although two drives are enabled by executing CONFIG SYS the drive G having been enabled by CARDID EXE is disabled when MS DOS accesses the drive F to execute the AUTOEXEC BAT file Next the problem where a large program cannot be directly initiated from AUTOEXEC BAT is explained The explanation discusses the restrictions that apply to a card boot This can be the situation when an attempt is made to read AUTOEXEC BAT from the drive F while it is being disabled COMMAND COM consists of two independent parts called the resident part and non resident part The non resident part will be overwritten by a large application program if it is loaded into the main memory The resident part checks if the non resident part has been destroyed at the termination of an application program and will if it is found to have been destroyed reload the non resident part again from the disk In this case accessing the drive F would not cause an error since the COMMAND COM file to be read at this time was designated by the SHELL command in the CONFIG SYS file However an error will result when an
131. lls INT1AH AH 6 internally Therefore if this function or INT1Ah AH 6 is called and if the alarm has already been set an error results Note that the validity of parameters as time is not checked Acquisition of Alarm Setting This function is used to acquire the current alarm setting made for the RTC Real Time Clock SYNTAX void SYS_GetAlarm int hour int min int sec INPUT hour Pointer to the area from which hours is read min Pointer to the area from which minutes is read sec Pointer to the area from which seconds is read OUTPUT None Note This function returns the time data set for the RTC Note that the validity of data as time is not checked 149 Resetting Alarm This function prohibits an INT4Ah interrupt by internally calling INT1Ah Ah 7 Note that neither the time data set for the RTC is erased nor is the power ON alarm setting for the SYS_SetPowerOnAlarm function canceled by this function If this function is called with the power ON alarm active the alarm is temporarily reset However the RTC will be automatically set to active after the power is turned off again to enable the power ON alarm The power ON alarm can also be canceled using the SYS_SetPowerOnAlarm function SYNTAX int SYS_ResetAlarm INPUT None OUTPUT 0 Normal lt 0 Error Setting Acquisition of Power ON Alarm This terminal has a function to automatically turn on the power to the main unit at the specif
132. m library must also be linked to this library whenever this library is used 170 Reception Buffer This library uses two reception buffers as shown below so that during the processing read of one of the received barcodes the next barcode can be successfully received Buffer A Buffer B Fig 7 18 The following explains the operation sequence by which codes are put into the reception buffer When the first barcode is received it will be temporarily stored in Buffer A When the second barcode is received it will be temporarily stored in Buffer B When the third next barcode is received it will be temporarily stored in Buffer A When the fourth barcode is received it will be temporarily stored in Buffer B With this library the received barcodes are distributed alternatively to the two buffers as described above If one of the received barcodes is not read it will be overwritten by a new barcode This necessitates any received data to be acknowledged with the OBR_Stat function then read using the OBR_Read function after acknowledgment Note If programming with this library first make the OBR_Open function call The OBR_Open function will turn on the power supply to the COM port and initialize it It enables the operation of other functions OBR_Send OBR_Read etc and maintains the power supply to the COM port Therefore always call the OBR_Close function so that the COM port is turned off and freed before
133. maining battery voltage may not be displayed if the worn out battery is used even if it is fully recharged 214 Condition of Operation This utility requires two pages 32 Kbytes of EMS memory and the driver hardware window manager HWWMAN EXE and keypad KEYPAD EXE which must be resided always Refer to Chapter 6 4 Keypad Driver Hardware Window Manager for the detail Startup Method This utility is not stored in the basic drive C It must be copied to RAM disk A or FROM drive D for the utility to be started up It can be used individually or called as child process 215 8 8 Reverse Video Utility Overview This utility is used to change the entire screen to reverse video From the nature of the FSTN semi transmittive type LCD unit of this terminal the density of colors tones will be reversed So for example a light color appears dark and a dark color appears light To avoid this problem use this supplied utility to represent colors as closely as possible File name LCDREV EXE Startup Method This utility is not supplied on the basic drive C Copy it in the F ROM drive D or RAM disk A before use This program can be used either as a single command or as a child process Operation Method Format LCDREV Option 216 8 9 COM2KEY Utility Overview This utility is a debug tool that allows key input at the DOS prompt If this utility is resident in memory the data e
134. meter input is assumed to be the storage destination directory name The directory name must include the drive name Enter N as the delimiter of the directory name 199 Example of specifications of storage destination directory name Specification of root directory Specification of sub directory D TEST BIN D TEST Note If the host reception side has a file with the identical name this command will forcibly overwrite that file However this overwrite operation is not unconditional This command first creates a temporary file on the disk of the host then it overwrites the file after the transmission has been completed This is a safety measure to protect the original file from for example a file transmission failure Accordingly if the host side has a file with the identical name there must be enough space on the disk to store the host side transmission file If there may not be sufficient disk space files on the host side should be deleted in advance or the file delete command on page 204 on the transmission side should be used to delete files on the host side Example of specifications K S A TEST DAT This specification transfers all files that are in A N TEST of the EST2 terminal and that have a DAT extension to D TEST2 on the host K SR A TEST DAT This specification transfers all files that are in A N TEST EST2 including sub directories of the terminal and that h
135. n High resolution 192 x 384 pixels large size liquid crystal touch panel Supports various interfaces including RS 232C 8 pin 14 pin IR and PC card High environmental adaptability Operation temperature at between 5 and 50 C water splash proof capability conforms to the IPXII standard etc Uses a small size large capacity lithium ion battery pack as the main battery Incorporates a large capacity flash ROM drive as the user drive Software MS DOS Ver 6 22 as the operating system IBM PC AT compatible BIOS makes it easy to develop user application programs Uses APM 1 1 for advanced low power consumption capability PC card slot conforms to PCMCIA Release 2 1 supporting various PC cards Implements IrDA 1 1 protocol for high speed infrared communication System menu makes it easy to maintain the IT 2000 and install user application programs Provides various development support tools including C language libraries and communication utilities for developing business application programs 1 1 4 Basic Specifications IT 2000 Architecture gt are ote IBM PC AT architecture External dimensions and weight 85 W x 196 D x 30 H mm 430 g approx h 80486GX 32 bit aw Memory pa F ROMo 0 4 81 12 16 24 MB depending on the model As OM ROM 8 MB Windows file IT 2000W only BIOSROM ROM 1 MB BIOS section 256 KB Drive C image 768 KB Display and input LCD panel 192
136. n Boot Process Searches CONFIG SYS and AUTOEXEC BAT files according to the priority given to each drive and if these files are found sets the drive where these files are located as the current drive refer to Application Boot Process on the next page 21 System Menu Boot Process Pressing the RESET switch sets the drive C as the current drive and MS DOS is loaded from that drive As a result the System Menu that includes the maintenance program will be initiated refer to System Menu Boot Process on this page Resume Process This process restores the conditions that existed before the power was most recently turned off Any application program that was running at that point in time can be continued The contents of the above listed processes will be described in the following sections Application Boot Process The application boot process is used to initiate application programs that have been installed in the system by the user The main system will search for CONFIG SYS and AUTOEXEC BAT files according to the priority given below The system assigns the first drive on which the files are found as the current drive and boots MS DOS from the drive C Consequently if the CONFIG SYS and AUTOEXEC BAT files created by the user are located on one drive MS DOS will be booted from the drive assigned as the current drive Under factory defaults it is apparent that the CONFIG SYS and AUTOEXEC BAT files created by the use
137. n will also be canceled For example a reverse video display will be restored to normal and no new key inputs will be permitted until the pen or user s finger is removed from the panel Input of ten key while the screen is being touched If a ten key is pressed while the user screen is being touched the character code corresponding to the ten key will be logged in the interval from when the down coordinates are acquired to when the up coordinates are acquired Registering an expanded key The user can register a keycode and its key face image for the EXT1 and EXT2 keys Since the registered contents can be stored in a specific area in the driver the application program does not have to store them Expanded keys keycodes 01h to FFh can be registered Scanning codes can also be registered however they cannot be acquired through the input function Restrictions and notes on use of keycodes Do not use the dedicated input functions and standard input functions concurrently For the standard input functions no interface is provided to log coordinate data since they are called via the DOS system If the standard input function is called from DOS the coordinate data obtained will be redundant Therefore if the standard input function is called after the dedicated input function acquires the down coordinates acquisition of the up coordinates will be hampered If a key scanning reports data present as the result of using the dedicated input
138. nce the system does not issue an alarm the application program side must execute a warning by acquiring the status from the system library The SRAM card battery must be replaced according to the procedure described later There is also a main battery inoperable level LBO This is the status of the main battery when its voltage falls below LB1 If this happens the system executes an emergency power off critical suspend Therefore this level is also referred to as the emergency escape process level This status cannot be acquired from the application side since the system turns off the power as soon as the voltage reaches LBO 29 Main Battery Voltage Monitoring If the main battery voltage reaches LB1 the system issues a warning buzzer If this warning buzzer sounds either start recharging the battery or replace it with a fully charged battery as soon as possible If one of these measures is not taken within ten minutes the system will forcibly turn off the power for safety The following diagram shows the main battery voltage against the time axis Main Battery voltage Voltage level to Generate warning allow operation buzzer LBI Joo LEO ee ee ee cm 10 minutes Time Fig 2 6 a If the main battery voltage reaches LB1 the low battery voltage warning alarm sounds b Unless the main battery is either replaced or recharged within ten minutes the system power is automatically turned off t
139. nd sounds a warning buzzer if an LB1 event is detected It also forcibly turns off the system if the battery voltage has not recovered within ten minutes of the buzzer sounding Alarm notification When alarm INT4Ah occurs the driver will hook the interrupt and ring the buzzer And the driver will notify to the user Adjustment of the number of display lines On a general VGA screen twenty five lines if video mode 03h of text are displayed However on this terminal it is limited to twenty four lines because of the screen size To make display possible the system driver modifies the number of allowable lines to twenty four The number of display columns has not been modified 6 2 2 Startup Method This driver is loaded by defining the DEVICE statement in the CONFIG SYS file SYSDRV SYS is stored in the basic drive C Format DEVIC E C SYSDRV SYS Start option None Note SYSDRV SYS must be loaded before any device drivers 96 6 3 Clock Control Driver 6 3 1 Function This driver adjusts the system time on this terminal This driver must be installed On a general PC a timer interrupt occurs every 55 msec to update the clock tick counter which is one of the BIOS system variables and the clock overflow counter The clock tick counter is incremented each time the timer interrupt occurs and read out from the real time clock RTC when the PC power is turned on and disappears wh
140. ng the IT 2000 dedicated devices such as the backlight control and device power control etc These libraries will control only hardware compatible to the IBM PC AT For example the OBR library directly controls the COM port to communicate with an OBR but it must internally call the system library to turn on the power to the COM port This is because the power control function of the COM port has been customized to the handy terminal Also the system library merely provides an interface with the system driver and does not directly control the COM port power The actual power supply to the COM port is controlled by the system driver Application Program Keypad Library Keypad Driver Hardware Window Driver HARDWARE OBR Library System Library PenMouse Driver Fig 7 1 These libraries do not have to always be used And in as far as standard PC AT programming is pursued they do not have to be used at all The sole exception is that the COM port power must be turned on via the system library if the user wants to control the COM port directly 112 7 3 3 Simulation Driver As explained above the libraries for this terminal only control hardware that is compatible with the IBM PC AT This is important to remember if application programs for the terminal are developed on a personal computer Although each library is linked to the application program to form an executable program they do not contain code that is specific to
141. nt nOnoff INPUT nOnOff 0 OFF 1 ON OUTPUT 0 Normal 2 No response from KBC 3 VxD not registered for IT 2000W only Acquisition of Backlight Status This function acquires the current backlight status SYNTAX int SYS_GetBacklight INPUT None OUTPUT 0 Backlight OFF 1 Backlight ON 2 No response from KBC 3 xD not registered for IT 2000W only 140 Setting Buzzer Volume Sets the buzzer volume to one of four levels Large Medium Small OFF SYNTAX int SYS_SetBuzzerVolume int nVolume INPUT nVolume 0 OFF 1 Small 2 Medium 3 Large OUTPUT 0 Normal Parameter error 2 No response from KBC 3 VxD not registered for IT 2000W only Acquisition of Buzzer Volume Acquires the buzzer volume as one of four levels Large Medium Small OFF SYNTAX int SYS_GetBuzzerVolume INPUT None OUTPUT 0 OFF 1 Small 2 Medium 3 Large 2 Noresponse from KBC 3 VxD not registered for IT 2000W only 141 Acquisition of Device Power Status Acquires the current power conditions ON OFF of each device SYNTAX int SYS_GetDevicePower int Device INPUT Device device to be selected 2 IrDA 3 14 pin I F 5 8 pin I F Other Reserved OUTPUT 1 Power ON QO Power OFF Note This function is used to control the power to devices of this system Never designate parameters other than those specified on this page Device Power ON OFF Used to turn ON and OFF the power of each device SYN
142. ntered in COM1 will be passed to the key buffer and the characters displayed on the DOS prompt screen will be outputted for COM1 Therefore if this terminal is connected to a PC via the COM cable and if the terminal emulator is used on the PC characters can be entered in the DOS prompt screen of this terminal through the PC s keyboard File name COM2KEY EXE Operation Method Connect the COM1 8 pin port of this terminal to the COM port of the PC with a cable Initiate the terminal emulator software on the PC and make the following setups Baud rate 9600 bps Data bits 8 bits Parity bit None Stop bit 1 bit Permanently install COM2KEY on the IT 2000 side with the following procedure Ifakey input is made on the PC side the entered character will be displayed in the DOS prompt screen of this terminal Startup Method This utility is supplied and is stored in the basic drive C This utility is an EXE file type device driver It can be used as a single command or specified by CONFIG SYS If executed from DOS prompt line Format COM2KEY Option If specified by CONFIG SYS Format DEVICE C COM2KEY EXE Permanently install COM2KEY Cancels residence of COM2KEY 217 APPENDIX A TFORMAT EXE In this chapter TFORMAT EXE the formatter for F ROM drive D of IT 2000 is explained The TFORMAT EXE is necessary to format the drive D It is resided in the basic
143. o be specified this command must precede it Command Specification Method FLINK L maximum IrDA speed wait time until the connection is established data transmission reception wait time Always place the parameters between a pair or braces Parameters do not need to be specified however commas must be specified If a parameter is not specified the corresponding default values will be used IrDA communication speed 2400 2400 Ooo 600 SG i 1 OEO ON E o Be A a oo a CT 5600 rE e AGR E oo SOK S 6K OP E EN a E A Wait time until the connection is established Specify between 0 and 3600 seconds If 0 is specified the application will wait until the connection is established The default value is 1800 seconds Data transmission reception wait time Specify between 0 and 600 seconds If 0 is specified the application will wait until the communication function is normally or abnormally terminated The default value is 300 seconds 197 Example of specification FLINK L 4M 20 Meaning Communication will be performed with a maximum IrDA speed of 4 Mbps the wait time until the connection is established is 20 seconds and the data transmission reception wait time is default set to 300 seconds 198 8 5 2 File Transmission S Function This function transmits a file from the terminal machine to the host machine If the directory specified by the storage destination d
144. o protect the data c If the main battery voltage falls further and reaches LBO the system automatically shuts off the power to the main unit critical suspend d If the main battery voltage drops below LBO the main unit power cannot be turned on even if the Power switch is pressed e If the main unit is mounted on the I O Box or connected to the AC adaptor charging of the battery is initiated and the main battery voltage will gradually increase f Once the main battery voltage has been recharged to an operable level it is possible to turn on the power to the main unit 30 For information about the method used to replace the main battery refer to Chapter 2 2 6 How to Replace or Recharge Batteries Sub battery Voltage Monitoring The sub batteries are used for system backup while the main battery is being replaced The sub batteries consists of two units the primary sub battery button type lithium battery and secondary sub battery button type lithium vanadium battery The secondary sub battery is recharged by the voltage of the main battery While the fully charged main battery is installed the entire system is backed up by the main battery and the secondary sub battery is charged by the voltage of the main battery If the main battery is removed the job of system backup shifts to the secondary sub battery If the secondary sub battery voltage drops below the required level while the main battery is removed the
145. odel MLIBPADD LIB Keypad library for medium memory model LLIBPADD LIB Keypad library for large memory model This library will call the keypad driver internally If this library is used permanently install the hardware window manager HWWMAN EXE and keypad driver KEYPAD EXE in the system In addition the EMS driver should be registered in CONFIG SYS because the keypad driver saves the keypad image data in the EMS memory Example of CONFIG SYS DEVICE C EMM386 EXE FRAME C800 X C000 C7FF X D800 DFFF I C800 D7FF Example of AUTOEXEC BAT C HWWMAN C KEYPAD APPLIC EXE Application program C KEYPAD r C HWWMAN r 153 Keypad Driver As internal process this library calls the keypad driver KEYPAD EXE The relation among this library the keypad driver and BIOS is as follow Application Dedicated Library Standard C language Library INT21H Process of Touch Panel INTI16HOOK INT16 BIOS Fig 7 13 Transition of Keypad State The following shows the transition of keypad when it is operated Input pad for lower case characters Input pad for upper case characters Etanj A ins del Etant IA ins Del bajea lt v e Jes baje av JL Nes a bl calel AJB CIDIELF lel bility eaii m anfolelalr MINjojejelR sl tlu vlw x lt Press Shift aS lylzeltll _ YZ 5 Lt IN os ee ee
146. odes and Messages Termination Message Description Code 00 NORMALEND __ End normally S 02 Reserved o 05 05 TIME OUT 06 Reserved a aD WRITE FAILURE Error in writing has occurred COMMUNICATION Error during communication has occurred ERROR 09 Reserved FILE SIZE ZERO Size of specified file is 0 byte when XMODEM is used 213 8 7 Remaining Battery Voltage Display Utility Overview The remaining battery voltage display utility is used to monitor the remaining voltage of the battery This utility is provided as an EXE file and should be activated as command line or as child process of the application program Check Battery J AC Line Status S OFF Line Battery Status Practical Level Sub Battery Status gt Practical Level Battery Level Low High Fig 8 4 File Name CHKBATT EXE Function Display for remaining battery voltage The remaining battery voltage can be displayed as of main battery a percentage and as a bar chart It can also display if the output voltage from the battery is low Display for power supply connection The connection status of AC adaptor and I O Box states can be displayed Display for remaining battery voltage The remaining battery voltage of sub battery can of sub battery be displayed Note Display of remaining battery voltage is determined by checking on the voltage output by the main battery The maximum indication of re
147. of battery voltage remaining or the connector status via the APM BIOS For more information refer to Appendix C Acquisition of Suspend Resume Event and Power Status 31 Acquiring Power Status through Battery Status Acquisition Utility With the battery status acquisition utility the user can be advised of the current remaining voltage of the main battery sub battery status or connector status in real time For more information refer to Chapter 8 7 Remaining Battery Voltage Display Utility 32 2 2 5 Low Consumption Current Process This terminal has 1 the APM BIOS installed to provide a low power consumption capability It works in combination with POWER EXE from Microsoft Corporation The low power consumption capability is further enhanced by the use of unique power management functions including 2 Auto Power OFF APO function 3 Auto Backlight OFF ABO function and 4 DOZE RUN transition function Advanced Power Management Process APM The APM process which is an interface between the hardware and application programs has been developed by the Intel Corporation and Microsoft Corporation for power control purposes APM consists of four layers The layers include hardware APM BIOS APM Driver and the application as shown below With respect to the PC card which is a removable device the APM functions are provided from the specific APM driver CS_APM EXE Applications Layer APM aware Applications PC Card APM
148. on SYNTAX INPUT None OUTPUT bO bl to b7 b8 b9 b10 to b15 Power key 0 Resume ON 1 Boot Reserved APO 0 Resume ON 1 Boot Software triggered OFF 0 Resume ON 1 Boot Reserved 146 Request of Suspend Software triggered OFF Used to turn off the system with the software If there is a need to specify the next boot up process complete Setting Cancellation of Next Resume Process beforehand then call this function SYNTAX void SYS_PowerOff INPUT None OUTPUT None Acquisition of Low Battery Voltage Status An APM Advanced Power Management BIOS has been installed in this terminal This function is used to directly refer the hardware conditions which are translated into input signals for the APM BIOS SYNTAX int SYS_GetLBStatus INPUT None OUTPUT bO Reserved bl LB1 event Main battery voltage low b2 LB2 event Sub battery voltage low b3 LB3 event Memory card battery voltage low b4 to b7 Reserved Setting APO Time Used to set a time until APO Auto Power OFF occurs SYNTAX int SYS_GetApoTime int nValue INPUT nValue APO time 0 Does not cause APO 1 to 15 Causes APO in the specified number of minutes plus 30 seconds The actual APO time has an error of 25 seconds 147 OUTPUT 0 Normal 1 Parameter error Note Auto Power OFF will work if the power control function is active For more information about the power control function refer to Setting
149. ossible to input through keyboard on the DOS prompt In other words a PC keyboard can be used to input characters and numerals to IT 2000 through the DOS prompt 190 8 2 Calculator Utility Overview Use this calculator utility for decimal calculations The result of calculation can be acquired from the application program This utility is provided as an EXE file and should be activated as command line or as a child process of the application program File Name CALC EXE Calculator a MEMORY 123456789012 M E K 123456789012 NM E B HE Fig 8 1 Function The calculator utility provides the following functions Calculation range 0 00000000001 to 999999999999 and 0 12 digits Apostrophes after the thousandth digit Arithmetical calculation x Arithmetical constant calculation xx Percentage calculation Calculation with memory functions MC MR M M Display of a memorized value Value entry function 191 Condition of Operation This utility requires two pages 32 Kbytes of EMS memory and the driver hardware window manager HWWMAN EXE and keypad KEYPAD EXE which must be resided always Refer to Chapter 6 4 Keypad Driver Hardware Window Manager for the detail Startup Method This utility is not stored in the basic drive C It must be copied to RAM disk A or FROM drive D for the utility to be started up It can be
150. ow are example CONFIG SYS and AUTOEXEC BAT scripts used to boot a card Example of CONFIG SYS FILES 30 BUFFERS 20 DOS HIGH NOUMB DEVICE C SYSDRV SYS DEVICE C HIMEM SYS M 2 DEVICE C POWER EXE DEVICE C TIME SYS DEVICE C EMM386 EXE FRAME C800 X CO00 C7FF X D800 DFFF I C800 D7FF SHELL C COMMAND COMC P E 1024 DEVICE C CARDSOFT SS365SL EXE SKT 1 DEVICE C CARDSOFT CS EXE POLL 1 DEVICE C CARDSOFT CSALLOC EXE DEVICE C CARDSOFT ATADRV EXE S 1 DEVICE C CARDSOFT MTSRAM EXE DEVICE C CARDSOFT MTDDRV EXE DEVICE C CARDSOFT MTDAPM SYS Example of AUTOEXEC BAT ECHO OFF C3 CO N C CARDSOF1 C ENDATA COM C CARDSOF1 PROMPT Sp g PATH C N amp CARDID EXE amp CS_APM EXE C CASIOAPM COM For the moment concentrate on the positions of CARDID EXE and ENDATA COM CARDID EXE can be registered as a device driver In fact this CARDID EXE is registered as a device driver in 85 CONFIG SYS which resides on the drive C However CARDID EXE cannot be registered as a device driver at a card boot If this CARDID EXE is registered as a device driver two drives may be enabled concurrently if MS DOS executes CONFIG SYS In addition if ENDATA COM is ca
151. power on processes provided for this terminal process in drive C for starting up the MS DOS Application boot process Searches for CONFIG SYS and AUTOEXEC BAT prepared by the user and starts up MS DOS from the drive where they are located Resume process Restores the memory conditions that existed before the power was turned off and continues operating according to the conditions 20 2 2 2 Power ON Process Overview The ON process is provided to make the system ready for use ON state The actual process varies depending on the settings at that point in time and the last OFF factor the cause of the OFF action ON factors Pressing the Power switch Pressing the RESET switch Power ON alarm Reception of RING signal Mounting on the I O Box OFF factors Pressing the Power switch Pressing the RESET switch Auto Power OFF APO Power OFF by software Auto Power OFF due to lower battery voltage Emergency Power OFF due to lower battery voltage Note For more information power OFF factors refer to Chapter 2 2 3 Power OFF Process This ON process is divided into two processes the Resume process for continuing the previous process and the Boot process for re loading MS DOS The Boot process can be further broken into the Application boot and the System Menu boot processes Fig 2 4 Boot Process Resume Process Application Boot Process System Menu Boot Process Applicatio
152. process of the application program File name XY EXE Function Transmission of a file Reception of a file Selection of a protocol Select either XMODEM protocol or YMODEM BATCH protocol Specification of the Select the error check method as the checksum or CRC method error check method Specification of a Select the packet length as 128 or 1024 bytes packet length Specification of a baud Select a baud rate between 1200 and 115200 bps rate Transmission of By using a wild card it is possible to transmit multiple files at one time multiple files In addition files included in the sub and deeper directories can be only for YMODEM transmitted Startup Method This utility is supplied on drive C Usually this utility is made available after it is called from the system menu as a child process However it can be used either as a single command or as a child process to be called from another application Note When the cable comes off while the communication takes place If the connection cable is accidentally unplugged while communication between the IT 2000 and PC is taking place a communication error results and communication is interrupted In this case the communication software on the PC will display an error message and interrupt transmission reception however some data may remain in the transmission buffer If an attempt is made to restart communication in this condition the XY utility will re
153. program simply waits for key input The backlight is off To confirm this condition use the monitor function of the simulator Under the default condition and if the F9 key is pressed the internal status of the simulator is displayed on the far right of the screen as shown below The fourth line of the display indicates the backlight status which is currently OFF er 5 1 Sages by bow int ie HAE E hmira mlalimi Fig 7 5 In this condition press the 1 key The sample program shown above is designed so that the backlight is turned on if it receives 1 Here in order to make sure that the program operated normally press the F9 key again to refresh the simulator status display The result is shown below Now the fourth line of the display indicates that the backlight is ON Fig 7 6 The outline of the operation test using the simulation driver is summarized above Debugging can of 118 course be performed using Microsoft s CodeView debugger For more information about each simulation driver refer to Chapter 7 5 Simulation Driver 7 4 3 Operation Check on IT 2000 Using COM2KEY XY If software coordination through simulation has been completed it should be transferred onto the IT 2000 for operation checks To do this use the COM2KEY utility The COM2KEY utility will when the COM port of a personal computer is connected with the IT 2000 via the dedicated cable DT 9689AX use the personal computer as a dumb termina
154. pt mask This is a dummy function Input AX 24 Output None Acquires the address of the alternate interrupt subroutine that currently corresponds to the specified interrupt mask This is a dummy function Input AX 25 Output None Sets up the mouse sensitivity This is a dummy function Input AX 26 Output None Acquires the currently set mouse sensitivity This is a dummy function Input AX 27 Output None Sets the CRT page number in which to display the cursor This is a dummy function Input AX 29 Output None 108 Get CRT Page Number Dummy Function Disable Mouse Driver Dummy Function Enable Mouse Driver Dummy Function Software Reset Acquires the CRT page number in which to display the cursor This is a dummy function Input AX 30 Output None Restores all the interrupt vectors used by the mouse driver except INT3 lh to the values they had before the mouse driver was installed This is a dummy function Input AX 31 Output None Again sets up the values of all interrupt vectors used by the mouse driver This is a dummy function Input AX 32 Output None This function is the same as Initialize AX 0 except that the mouse hardware is not initialized Input AX 33 Output None 109 7 1 Application Development Overview This terminal uses the IBM PC AT architecture The actual display size is 192 H x 384
155. ption Data Format The reception data format is defined as follows Doo Baoe CT O E Fig 7 22 Read out Symbols The following barcode types can be read 1 UPC EAN JAN 2 UPC EAN with supplemental 3 DTF 4 ITF 5 CODE39 6 NW 7 CODABAR 7 CODE93 8 CODE128 9 MSI Plessey Communication with OBR Asynchronous 9600 bps Data bits 8 bits Parity None Stop bit 1 bit Header code None Termination code CR 181 List of Functions OBR_Stat Acknowledgment of received data OBR_Read Read of the received data OBR_ Clear Invalidation of codes in reception buffer Initialization of OBR Initializes the COM port to establish the connection with the OBR and turns on the power to the COM port SYNTAX include obrlib h void OBR_Open INPUT None OUTPUT None Note If programming with this OBR library first place this OBR_Open function call to initialize the COM port Release of COM Port Releases the COM port and turns off the power to the COM port SYNTAX include obrlib h void OBR_Close INPUT None OUTPUT None Note Call this function whenever completing the use of the OBR i e terminating the application program 182 Transmission of Command Transmits a command to the OBR Only one command should be specified in each command transmission session Various options including Readout mode Data transfer format etc can be specified for this transmission Thes
156. r cannot be found If this occurs therefore the CONFIG SYS and AUTOEXEC BAT files located in the drive C are selected and the System Menu will be initiated Priority of the drives If the F ROM drive is provided Card drive F gt RAM drive A gt F ROM drive D gt Basic drive C If the F ROM drive is not provided Card drive E gt RAM drive A gt Basic drive C Note The RAM disk A is valid for use only if setup is made through the System Menu System Menu Boot Process The System Menu boot process is used to initiate the System Menu which is nothing but a maintenance program for this terminal system The System Menu boot process will be executed only if the RESET switch at the rear of the main unit is pressed If in addition a power OFF factor is encountered during the execution of the System Menu the next boot process will be the Application boot process 22 Note The RESET switch can be used not only for initiating the System Menu but also as the forced restart witch when the user application program under development hangs However note that if the RESET switch is pressed while the disk is being written to the data may be corrupted Therefore the RESET switch should be pressed only while the power is off Clock data or information on the RAM disk will not be lost if the RESET switch is pressed Resume Process When the power is turned on the resume function resumes system op
157. r error 125 7 5 3 Keypad Driver Simulator KEYPADP COM Overview This simulator will simulate the keypad driver and keypad library on a PC File name KEYPADP COM Function using the keypad library keypad library Keypad display Simulates the keypad driver on PC Keycode input Supports input of 2 byte hexadecimal codes Startup Method This utility is included in the SDK Since this is a memory resident type COM execution file it should always be installed in memory Startup option Format KEYPADP Options Releases residence if it is currently resident G n Shifts the X axis origin to the right by the specified number of dots This specification should be made using a decimal number indicating the number of dots by which shift in the X direction default is 0 This setup should be consistent with that made by HWWMANP G re a Displays the Help screen Operating Conditions Operation of this utility requires the following drivers Before initiating this utility always install them in memory Observe the following order of installation System driver simulator SYSDRVP COM Hardware window manager simulator HWWMANP COM This utility uses 2 pages 32 KB of EMS memory The MOUSE driver must be enabled The KEYPAD DAT file must be located in the same directory as KEYPADP COM 126 Termination Codes and Messages 00 NORMAL END ABNORMAL END SYSDRVP or HWWMANP is not installed
158. received from the touch panel The PenMouse driver makes it possible to run on the IT 2000 terminal an application that was designed for use with a mouse driver on the personal computer However perfect simulation cannot be achieved because of the physical difference between the mouse and touch panel For example no touch panel operation can simulate a right mouse button click However application developers do not have to be particularly concerned with this difference This is because a right mouse button click can be recognized as a Pen UP state Some of the functions described in the following Dummy Function written next to them These functions have not been supported due to the difference between the mouse and touch panel as mentioned above or because the functions are not associated with an actual operation The PenMouse driver is designed to ignore a function call which is not supported instead of returning an error to the function call This should provide a more flexible development environment for application developers The relationship between the PenMouse driver and application programs is shown by the following diagram Application Program PenMouse Driver PEN BIOS Touch Panel Fig 6 3 101 6 5 2 Startup Method The PenMouse driver is supplied as an SDK Before use copy it to the F ROM drive D or RAM disk A To load the PenMouse driver make the following specification at the DOS prompt Format
159. rmination Codes and Messages Termination code Message Description NORMAL END End normally ABNORMAL END 124 7 5 2 Hardware Window Manager Simulator HWWMANP COM Overview This simulator simulates only the display functions of the keypad driver on a PC It cannot function by itself For information about the display functions of the keypad driver see below File name HWWMANP COM Startup Method This utility is included in the SDK Since this is a memory resident type COM execution file it should only be used if it resides in memory Startup option Format HWWMANP Options Releases residence if it is currently resident G n If the video mode is set to 12H this function will display the hardware window in a graphic image If the n option is specified the display position shifts to the right by the specified number of dots This specification should be made using a decimal number to indicate the number of dots by which to shift in the X direction default is 0 The specified number of dots will be truncated to a multiple of eight This setup should be consistent with that made by KEYPADP G OL Displays the Help screen Operating Conditions Operation of this utility requires the following driver Before initiating this utility install it in memory System driver simulator SYSDRVP COM Termination Codes and Messages 00 NORMAL END 01 ABNORMAL END SYSDRVP is not installed Paramete
160. rnational Treaty provisions The MS DOS software shall not be modified reverse engineered decompiled or disassembled Any form of reproduction is also absolutely prohibited About trademarks AT and IBM PC AT are registered trademarks of International Business Machines Corporation in the United States MS MS DOS Microsoft C C Visual C Visual Basic and MS Windows are registered trademarks of Microsoft Corporation in the United States 1 Overview 1 1 1 1 1 Features of System Development Concept The IT 2000 is a data collection terminal for business use After years of refinement Casio Computer Co Ltd has developed its hand held type terminals so that they yield high speed and a high functionality in comparison to general personal computers This allows improved efficiency in software development It has adopted the IBM PC AT architecture and incorporated an IBM PC AT compatible BIOS It uses MS DOS Ver 6 22 for its OS This has drastically improved the software development environment and compatibility to IBM PC AT family applications The adoption of a power saving type 32 bit CPU the Intel 80486GX allows the terminal to operate continuously for eight hours when the backlight is off 1 1 2 1 1 3 Hardware Global IBM PC AT architecture standard is adopted Compact design 85 W x 196 L x 30 H mm 430 g approx Uses a 32 bit CPU Intel 80486 GX for 25 MHz high speed operatio
161. s been used 135 Setting Acquisition of Reason Mask for Reboot To acquire the reboot request reason enable or disable mounting on I O Box or use of the CI signal for boot up SYNTAX int SYS_GetOnEventMask INPUT None OUTPUT b0 0 Enable use of ring signal 1 Disable use of ring signal bl 0 Enable use of mounting on I O Box 1 Disable use of mounting on I O Box SYNTAX int SYS_SetOnEventMask int nMask INPUT nMask Setting the reboot reason mask bO 0 Enable use of ring signal 1 Disable use of ring signal bl 0 Enable use of mounting on I O Box 1 Disable use of mounting on I O Box OUTPUT 0 Normal l Parameter error Reboot Request This function is used to restart reboot the system without suspending IT 2000 operations SYNTAX int SYS_Reboot int nMode INPUT nMode Reboot type O Initiates the application 1 Initiates the system menu OUTPUT 0 Normal Parameter error 136 Setting ABO Time The ABO Auto Backlight OFF function is used to automatically turn off the backlight if neither key entry nor touch panel entry is permitted for a certain period of time This function is used to set the ABO time Enable ABO by selecting a number between 1 and 15 which corresponds to a period of between 20 seconds and 5 minutes SYNTAX int SYS_SetAboTime int nValue INPUT nValue ABO time 0 Not activate ABO 1to15 Activates ABO in specified number x 20 seconds OUTPUT 0
162. s terminal automatically detects the ambient temperature and determines an optimal contrast based on the acquired data However it may not immediately react to rapid temperature variations or be ideal for each specific user This function is used to correct the contrast value which has been automatically calculated by the system to an optimal level The resulting contrast value adjusted using this function can be acquired via the SYS_GetLcdContrast function SYNTAX int SYS_LcdContrastUp INPUT None OUTPUT 0 Normal 2 No response from KBC 3 VxD not registered for IT 2000W only SYNTAX int SYS_LcdContrastDown INPUT None OUTPUT 0 Normal 2 No response from KBC 3 VxD not registered for IT 2000W only 134 Switching Over COM2 Channel IR 14 pin or 3 pin communication interface can be selected on the COM2 port However since the 3 pin interface is an optional means to maintain software compatibility with other models it is not implemented on this terminal SYNTAX int SYS_GetCOM2Config INPUT None OUTPUT 0 Not selected default setting at RESET 1 14 pin 2 3 pin 3 IR SYNTAX int SYS_SetCOM2Config int nDevice INPUT nDevlce Device to be used 0 Not used 1 14 pin 2 3 pin 3 IR OUTPUT 0 Normal l Parameter error Note This function is not related to the device power control As a result this function does not need to be restored to the Not used condition after the device ha
163. sor position DX Y coordinate of the cursor position Output None Reads the number of times the specified mouse button is pressed the cursor position when the specified button was last pressed and the current button status If this function is called the number of times pressed is initialized to 0 Input AX 5 BX Specified button O Left button 1 Right button Output AX Current button status b0 1 The left button is pressed bl 1 The right button is pressed BX Number of times the specified button is pressed CX X coordinate of cursor when the specified button was last pressed DX Y coordinate of cursor when the specified button was last pressed Reads the number of times the specified mouse button is released popped the cursor position when the specified button was last released and the current button status If this function is called the number of times released is initialized to 0 Input AX 6 BX Specified button 0 Left button 1 Right button Output AX Current button status b0 1 The left button is pressed bl 1 The right button is pressed BX Numter of times the specified button is released CX X coordinate of cursor when the specified button was last released DX Y coordinate of cursor when the specified button was last released 104 Set X Range Set Y Range Set Cursor Form Dummy Function Set Text Cursor Dummy Function Read Mouse Distance Determines the range of c
164. stem enter the OFF state suspend state as follows Power switch System operation can be suspended by holding down Normal the Power switch for more than a second see note Auto Power OFF System operation automatically shifts to the suspend Normal APO state if key or touch panel operation is not performed for a specified period of time The duration until Auto Power OFF occurs can be set and modified through the System Menu or system library Software Power OFF The system can be made to enter the suspend state by Normal calling the system library from the application program Power OFF due to The system will issue an alarm buzzer if the Normal time out of low remaining battery voltage falls below the low main battery voltage battery voltage alarm level If this occurs recharge the LB1 alarm battery or replace it within ten minutes If the battery is not replaced or recharged the system automatically shifts to the suspend state to protect the data If main battery If the terminal is used while the LB1 alarm mentioned Critical voltage falls to an above is sounding the main battery voltage may reach inoperable level the LBO level If this occurs the system will execute LBO the critical suspend process and forcibly turn off the power Therefore if the LB1 alarm sounds recharge or replace the battery as soon as possible Power OFF due to Press the RESET switch to forcibly turn off the system Restart RESET sw
165. t software CS_APM notifies Card Services which then verifies that the system PCMCIA slots are idle and can be powered down Card Services then passes this information back to CS_APM which then notifies the power management software that the sockets can be powered off When a Resume request is received by CS_APM it informs Card Services which then powers the sockets on again Memory Technology Driver MTDDRV EXE This component must be installed in order to support all Memory cards It works in conjunction with card specific MTDs to support a wide variety of current Flash Memory cards It also supports SRAM cards providing MTSRAM EXE is also installed and allows sharing of drive letters between the different types of memory cards Flash SRAM and ATA SSVCD 386 SSVCD311 386 for Windows for Workgroups SSVRDD 386 PCCARD 386 for IT 2000W only These drivers permit hot insertion removal of communications I O memory and removable drive cards within Windows These files are stored in the directory E Windows 221 APPENDIX C Acquisition of Suspend Resume Event and Power Status Overview Suspend Resume event is notified by multiplex interrupt INT2Fh If any event such as power ON OFF occurs consequently the interrupt INT2Fh will occur An application can acquire the event by catching the interrupt Since the interrupt INT2Fh is multiplex interrupt application must reset values in all the registers to the previous values
166. ted It will take about 10 seconds for communication to completely stop SEND ALL to HT Transfer of all files in the F ROM drive of IT 2000 to IT 2000 This function is used to mirror copy the F ROM drive All files existing on the F ROM drive of the copy source side are copied to the F ROM drive of the destination side Since this process does not attempt either file deletion or formatting on the copy destination side it is necessary to confirm in advance that the F ROM drive of the destination side has sufficient free space Place the two IT 2000 units so that their IR windows face each other Select REMOTE SERVER on the reception side to prepare for reception On the transmission side move the cursor to SEND ALL TO HT and press the RET key File transfer begins If the Normal End message is displayed file transmission has been completed 69 Note If the CLR key is pressed during file transfer transfer will be interrupted It will take about 10 seconds for communication to completely stop REMOTE SERVER remote server mode The remote server mode is used by the system which assigns the right of issuing a transmission request to the partner side and enters the wait state for a request from the partner To facilitate communication between two IT 2000 terminals set the reception side to this mode For HT to PC communication set the IT 2000 side to this mode and perform the entire operation on the PC
167. ternally by the FLINK utility Therefore it cannot be directly controlled by application programs 46 2 3 6 PC Card Hardware Overview Conforms to PCMCIA Release 2 1 Register compatibility Has register compatibility with Intel 82365SL Step 1 slot TYPE I Power supply Vcc 5V not operable at 3 3V Card lock switch Has a card lock switch Recommended PC Cards SRAM card DT 635MC 256 KB DT 636MC 512 KB DT 637MC 1 MB ATA Flash ROM card DT 9031 FMC 2 5 MB DT 9032FMC 5 MB DT 9033FMC 10 MB DT 9034FMC 20 MB How to Format SRAM Card and ATA F ROM Card To format call FORMAT COM in the basic drive C Then in the DOS prompt screen that appears execute the following command to format the SRAM card or ATA F ROM card FORMAT COM can also be called as a child process FORMAT G COM Port of Modem Card COM Port COM3 T O Address 3E8h to 3EFh Notes This port is not applicable for a 3 3V card CardBus or a ZV port Neither turn off the power nor remove the card while accessing the card If this is done system operation becomes unstable Before using each type of PC card the PC card driver should be installed by means of the CONFIG SYS file For information about the method used to write CONFIG SYS refer to Chapter 4 2 How to Write CONFIG SYS AUTOEXEC BAT If the PC card is inserted in the slot and the card is locked a card recognition sound buzzer will be issued Since the card
168. the BIOS For more information refer to Chapter 4 3 Card Boot 2 C CASIOAPM Enables the touch panel and Power switch operations The touch panel and Power switch operations cannot be used until this program has been executed This program only needs to be called once when booting the system 83 4 3 Card Boot Basically the card boot operation boots MS DOS from the ATA card just like it is booted from a floppy disk For this terminal the boot operation looks the same as this case However this terminal uses a boot process greatly different from a general card boot so that the MS DOS in the drive C is always loaded in such a way that MS DOS not residing in the card is booted Usually in order to access the ATA card a specific card driver is required This card driver should be registered as a MS DOS block device for the MS DOS and added as a new drive to the system Then the user can read from and write to the disk via the added drive by this device driver Physical Drive MS DOS lt gt Application ATA CARD However in order to achieve a card boot readout from the ATA card must be enabled before MS DOS is loaded into the main memory To solve this conflict the terminal has a function in its BIOS that can directly read the data from the ATA card This function is assigned to the drive F drive E for models without an F ROM and the ATA card looks from MS DOS like a physical drive As a result when BIOS recognizes
169. the presence of an ATA card during the boot process it will search for CONFIG SYS and AUTOEXEC BAT in the ATA card prior to loading MS DOS If these files are found the BIOS will load MS DOS into main memory and shift control to MS DOS after designating the drive F as the current drive Subsequently MS DOS will execute the CONFIG SYS and AUTOEXEC BAT files in the current drive drive F This completes the load process The mechanism determining which drive is specified as the one to be used by an application that accesses the card is explained below The drive G drive F for models without F ROM which is a drive specifically reserved for applications will be enabled by CARDID EXE which is loaded into the main memory It is loaded when CARDID EXE is loaded and when both the drive F and drive G are being enabled If this is the case note that if an attempt is made to access the drive F 84 the drive G which is currently enabled will be disabled This problem arises from the fact that the hardware conditions established by initialization with CARDID EXE are lost since access to the drive F was executed by means of specific codes included in the BIOS To avoid this problem these specific codes in BIOS should be disabled ENDATA COM is used to do this If ENDATA COM is executed with the two drives mentioned above enabled the specific codes program in BIOS are disabled and the drive G can be retained as the only valid card drive Bel
170. ther than the keypad has been touched before the pen is lifted the keycode at that point in time will not be accepted The current key acceptance mode will continue until one pen up action occurs even if the acceptance mode is switched by the application while the key is touching the keypad Toggle function If the CTRL EXT1 or EXT2 key in the main keypad in the upper case alphabet and lower case alphabet pads is touched either of these keypads becomes active This input mode returns to normal after one key input has been made However if the position touched has no keycode this input mode cannot be exited Repeat function This function is supported only in the DOWN acceptance mode Any keys except the pad control keys such as the Shift and Main keys can be used The CTRL Extl and Ext2 keys are also excluded from use since the Main keypad can be restored to the active state after one key input has been made Key click sound The key click sound will be turned on when the keypad is touched when the pen is down irrespective of the current input acceptance mode However this will not happen if a position that does not correspond to any keycode is touched It will not happen either if the pen runs from an invalid key which was touched first to a valid key in the UP acceptance mode 157 Clearing the buffer If the key buffer clear command is issued while the keypad is being touched processing for the current operatio
171. ts on the transmission source This file name must be specified by its full pathname PXXX Modifies the pathname of a file to be transmitted via YMODEM protocol XXX path maximum 250 characters U With this option if a wild card is used for a file name to be transmitted via YMODEM protocol files included in the sub directory can be the objectives of file transmission This option is also used to mirror copy a drive File name XMODEM Transmission SX Specify only one file Reception RX Specify one file name Multiple files cannot be used Wild cards cannot be specified YMODEM Transmission SY Specify file names Multiple files can be specified as a lump If specifying multiple files separate each of them using a space Wild cards can be used Reception RY Wild cards cannot be used 212 Example of specifications XY SY A WORK TEST DAT Transfers A WORK TEST DAT at transmission side TEST DAT can be copied in the current directory at reception side XY SY P A WORK TEST DAT Transfers A WORK TEST DAT at transmission side A WORKNTEST DAT can be copied at reception side If A WORK does not exist it is created newly XY SY P B TEST A WORK Transfers A WORK TEST DAT at transmission a side B TEST TEST DAT can be copied at reception side If B TEST does not exist it is created newly Termination C
172. ttery voltage level sensor via the system library or APM BIOS Refer to Chapter 2 2 4 Battery Voltage Monitoring Process 54 3 1 System Menu Overview The system menu is a program and used to perform various setups system clock contrast of liquid crystal display etc and implement downloading application programs all of which are necessary to use this terminal To start up the system menu press the reset switch located at the back of the main unit When the reset switch is released a short beep will sound and after a short while a screen as shown in Fig 3 1 will appear The calibration touch panel adjustment program is initiated first and it must be executed before entering to the system menu selection stage If this terminal is used for the first time or if the touch screen is out of line adjust the touch panel using this calibration program For information about adjusting the touch panel refer to Chapter 3 9 Touch Panel Calibration If the 1 key is pressed the system menu will be initiated as shown in Fig 3 2 in SYSTEM MENU ver 1 00 lt lt TOP MENU gt gt Dre ee ere Carefully press on FILE TRANSFER the center of the each cross by PEN MAINTENANCE 1 S5 STEM MENU EXIT POWER OFF 2 RETRY 3 POWER OFF SLTH S7 Jan 1998 eae Li EE Fig 3 1 Fig 3 2 55 3 2 Basic Operation In the system menu a common set of key operations are used The following list shows
173. ugh the APM BIOS or system library Refer to Appendix C Acquisition of Suspend Resume Event and Power Status Battery Operation Scheme The following diagram shows how each battery operates within the system A A During ON Monitors main battery voltage LB1 LBO Sub battery A Charge Primary Secondary sub FaF b battery Rechargeable C Objective devices of backup DRAM etc Fig 2 5 SRAM Card Monitors primary sub battery voltage LB2 Main circuit CPU and controllers etc A This is the power supply route where the fully charged main battery is installed While the power is on the main battery supplies power to all the devices including the main circuit PC card slot and DRAM and at the same time it charges the secondary sub battery In the suspend state it stops the supply of power to the main circuit and PC card but continues to supply power to the DRAM and charge the secondary sub battery In this route neither the primary nor the secondary sub batteries are used B This is a power supply route operating where the main battery is absent or not fully charged The DRAM is back upped by the voltage of the secondary sub battery The primary sub battery is not used C This power supply route operates if the main battery and secondary sub batteries are not fully charged The DRAM is backed up by the voltage of the primary sub battery If the voltage of this primary
174. ursor movement on the screen maximum and minimum in the X direction Input AX 7 CX X coordinate of the left limit of cursor movement DX X coordinate of the right limit of cursor movement Output None Determines the range of cursor movement on the screen maximum and minimum in the Y direction On this terminal if the user makes a touch outside the range set by this function the limit value is acquired Input AX 8 CX Y coordinate of the upper limit of cursor movement DX Y coordinate of the lower limit of cursor movement Output None Sets up also the shape of the graphic cursor This is a dummy function Input AX 9 Output None Sets up the type and shape of the text cursor This is a dummy function Input AX 10 Output None Reads the distance from the current mouse position to the position it was in when this function was last called Input AX 11 Output CX Distance of mouse movement in the X direction DX Distance of mouse movement in the Y direction 105 Set User Handler Sets up the interrupt condition required to call the corresponding subroutine in the application program as well as the subroutine to be called If an interrupt occurs the following values are stored in the register Input AX 12 CX Interrupt mask bO 1 Cursor position is modified bl 1 Left button is pressed b2 1 Left button is released b3 1 Right button is pressed b4 1 Right button is release
175. usts the touch panel calibration starting from the beginning Reams to the MENOS 63 3 10 YMODEM Utility Function Used to achieve a file transfer via the COM cable Communication can be established either between an AT compatible machine PC and an IT 2000 main unit referred to as PC to HT communication A dedicated 9 pin DSUB 8 pin cross type cable DT 9689AX is required to connect both the terminals This utility does not have functions to allow communication between HT and HT Use the FLINK function for the HT to HT communication SYSTEM MENU wer 1 00 lt YMODEM batch gt SEND FILE to HT SEND ALL to HT RECEIVE FILES Fig 3 9 ie 87 Janz 1995 eee EE Fig 3 10 Fig 3 11 XY EXE wer 1 00 C 1997 CASIO CO Ltd Send File to PG eer J 64 Note When the cable comes off while the communication takes place If the connection cable is accidentally unplugged while communication between the IT 2000 and PC is taking place a communication error results and communication is interrupted In this case the communication software on the PC will display an error message and interrupt transmission reception however some data may remain in the transmission buffer If an attempt is made to restart communication in this condition the XY utility may receive illegal packets hampering normal communication If this occurs terminate the communication software on the PC
176. ve is prepared for use by loading the PC card driver via CONHFIG SYS The drive letter of each drive is reserved Therefore these drive letters are not changed even if the RAM disk is not used The drive configuration described in If F ROM drive is not supported on page 18 will be used only if the drive D is unformatted or is not recognized by the system for some reason However this will rarely occur because the drive D has been formatted at the factory 17 If F ROM drive is not supported Drive A Read and Write Drive C Read Only Drive E Read Only Drive F Read and Write RAM disk This drive is readied for use after the RAM disk size is specified from the System Menu The contents of this RAM disk will not be erased through a boot process or by pressing the RESET switch This drive is used to start MS DOS In this drive not only the main body of MS DOS but also the maintenance programs such as the System Menu etc are stored This is a read only drive This is a reserved drive If this drive is accessed an INT21h error will result This is a read only drive that functions only while a card is booted For information about the mechanism of booting a card refer to Chapter 4 3 Card Boot This drive is required if the application program accesses the PC card This drive is prepared for use by loading the PC card driver via CONHIG SYS 18 2 2 Basic System Operation 2 2 1 Overvie
177. w Basic operation of this system on the terminal consists of the suspend resume process and boot process operated by means of the Power switch and RESET switch as shown in the following diagram OFF STATE eed ci cca ae ua peers Application BOOT RESET SWITCH OFF Process OFF EVENT RESET SWITCH System Menu ee System Menu BOOT ON KEY System Menu BOOT Fig 2 3 System Menu BOOT ON STATE OFF Process OFF EVENT ON EVENT ON Process SUSPEND STATE rceoctc tf 7 INITIAL STATE During normal operation the system status will move between the ON state and the OFF state shown in the above diagram by pressing the power key The SUSPEND state is a state from which the previous state can be returned to at any time The process of returning from the SUSPEND state to the ON state is called the resume process The RESET switch is used to either re start the system or to initiate the System Menu which is the maintenance program Press this RESET switch to start hardware initialization followed by initiation of the System Menu This process is called the System Menu boot process If an OFF event occurs while the System Menu is operating the system shifts to the OFF state If the ON key is pressed in the OFF state the boot process is executed again and an appropriate application program will be loaded This process is called the application boot process 19 The following table summarizes the
178. ystem This Auto Power ON function can operate in one of the following three ways 23 Auto Power ON function only affects the resume process activated by alarm The system power can be turned on resumed at the specified time by means of an alarm However this will not function if the next start up method is set to the boot process in the system library Auto Power ON function activated by the RING signal This function can be used if a modem is connected to the 14 pin expansion interface In this case the system power can be turned on by the detection of the RING signal from the modem Remember that Power ON by means of the RING signal is prohibited by default Execute this function using the system library to enable the Power ON function to be activated by the RING signal System operation after the power is turned on follows the sequence described in Relationship between OFF Factors and ON Processes on this page Auto Power ON activated by mounting on the I O Box The system power can be automatically turned on as soon as this terminal is mounted on the I O Box However this function is effective only if power is supplied to the I O Box This function is enabled by default however it can be disabled using the system library System operation after the power is turned on proceeds according to the sequence described in Relationship between OFF Factors and ON Processes Relationship between OFF Factors and ON Processes As descr
179. ystem RAM 640 KB Fig 2 2 16 100000h OFO000h OE0000h ODCO000h 0D8000h 0C8000h 0C0000h 0A0000h 000000h 2 1 3 Drive Configuration The drive configuration differs for each model as described in the following If F ROM drive is supported Drive A Read and Write Drive C Read Only Drive D Read and Write Drive E Read Only Drive F Read Only Drive G Read and Write Note RAM disk This drive is prepared for use after the RAM disk size is specified from the System Menu The contents of this RAM disk will not be erased through a boot process or by pressing the RESET switch Basic drive DINOR FLASH ROM This drive starts up MS DOS The main body of MS DOS and maintenance programs such as the System Menu etc are stored in this drive F ROM drive Application programs are stored on this drive The drive size storage capacity differs depending on the model Drive for Windows files IT 2000W only A ROM that stores Windows files is assigned to the drive E on Windows models This is a reserved drive on DOS models In this case note that if this drive is accessed an INT24h error will occur Drive for booting a card This read only drive functions only while a card is being booted For information about the mechanism of booting a card refer to Chapter 4 3 Card Boot PC card drive This drive is required if the application program accesses the PC card This dri

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