TPC-651H/1251H User Manual
Contents
1. 651 1251 Industrial Touch Panel Computers with Intel Atom Processors User Manual Copyright The documentation and the software included with this product are copy righted 2010 by Advantech Co Ltd rights are reserved Advantech Co Ltd reserves the right to make improvements in the products described in this manual at any time without notice No part of this man ual may be reproduced copied translated or transmitted in any form or by any means without the prior written permission of Advantech Co Ltd Information provided in this manual is intended to be accurate and reli able However Advantech Co Ltd assumes no responsibility for its use nor for any infringements of the rights of third parties which may result from its use Acknowledgements Intel and Pentium are trademarks of Intel Corporation Microsoft Windows and MS DOS are registered trademarks of Microsoft Corp All other product names or trademarks are properties of their respective owners This Manual Covers the Following Models TPC 651H TPC 1251H Part No 2003065101 2nd Edition Printed in Taiwan June 2010 TPC 651H 1251H User Manual ii Product Warranty 2 years Advantech warrants to you the original purchaser that each of its prod ucts will be free from defects in materials and workmanship for two years from the date of purchase This warranty does not apply to any products which have been repaired or altered2. 65 or TPC 1251H which can be found in your accessory box The various drivers in the CD ROM disc have their own text files which help users install the drivers and understand their functions These files are a very useful supplement to the information in this manual Note The drivers and utilities used for the TPC 651H and TPC 1251H panel PCs are subject to change without notice If in doubt check Advantech s website or contact our application engineers for the latest information regard ing drivers and utilities TPC 651H 1251H User Manual 12 Features in Windows XP Embedded CHAPTER Go Chapter 3 Features Windows Embedded TPC 1250H supports the embedded Windows platform This section out lines the important features EWF and that are provided in Win dows XP embedded 3 4 EWF EWF stands for Enhanced Write Filter It provides an upper filter in the storage device driver stack that redirects disk write operations to volatile RAM or non volatile disk storage EWF protects a volume from write access The benefits are as the following Write protect one or more partitions on your system Enable read only media such as CD ROM or flash to boot and run Prolong the lifespan of write sensitive storage such as CompactFlash TPC 651H 1251H XPE provides EWF RAM RDG mode on system par wirte to system partition will be redirected to RMA once this mode is enabled This mode is m
3. WDT CODE 0x902 define IOCTL WDT GET TIMEOUT WDT CODE 0x903 define IOCTL SET TIMEOUT CODE 0x904 define IOCTL WDT REBOOT WDT CODE 0x905 for compatibility reasons you can define IOCTL as below define IOCTL ENABLE 0x1001 define IOCTL DISABLE 0x1002 define IOCTL WDT STROBE 0x1003 define IOCTL WDT GETTIMEOUT 0x1004 define IOCTL WDT SETTIMEOUT 0x1005 define IOCTL WDT REBOOT 0x1006 HANDLE m_hWDT NULL TCHAR szClassName 60 assign the WDT driver name wsprintf szClassName TEXT WDT1 Open the WDT driver m hWDT CreateFile szClassName GENERIC READ GENERIC WRITE 0 NULL OPEN EXISTING FILE ATTRIBUTE NORMAL NULL if m hWDT INVALID HANDLE VALUE DebugMsg CString WDT driver fail return DWORD dwTemp DWORD nIndex 2 TPC 651H 1251H User Manual 38 Set the Watchdog Timer as 10 seconds Number 2 means 10 seconds DeviceloControl m_hWDT IOCTL WDT SET TIMEOUT amp nlIndex sizeof nIndex NULL 0 amp dwTemp NULL Enable the Watchdog timer DeviceloControl m_hWDT IOCTL WDT ENABLE NULL 0 NULL 0 amp dwTemp NULL While 1 do your job here Sleep 8000 DeviceloControl m_hWDT IOCTL WDT STROBE NULL 0 NULL 0 amp dwTemp NULL DeviceloControl m_hWDT IOCTL WDT DISABLE NULL NULL 0 amp dwTemp NULL CloseHandle m_hWDT 39 Appendix C TPC 651H 1251H User Manual 40
4. before gener ating an interrupt or reset signal Writing a new value to this register can reset the timer to count with the new value F7 hex rd wr Bit 6 Write 1 to enable keyboard to reset the timer 0 to disable default Bit 5 Write 1 to generate a timeout signal immediately and automati cally return to 0 default 0 Bit 4 Read status of watchdog timer 1 means timer is time out AA hex Write this address to port 2E hex to lock the watchdog timer 2 TPC 651H 1251H User Manual 26 Example Programs 1 Enable watchdog timer and set 10 sec as timeout interval Mov dx 2eh Unlock W83627HF Mov al 87h Out dx al Out dx al Mov al 07h Select registers of watchdog timer Out dx al Inc dx Mov al 08h Out dx al Dec dx Enable the function of watchdog timer Mov al 30h Out dx al Inc dx Mov 1 016 Out 1 Dec dx Set second as counting unit Mov al 0f5h Out dx al Inc dx In al dx And al not 08h Out dx al Dec dx Set timeout interval as 10 seconds and start counting Mov al 0f6h 27 Chapter B dx al Inc dx Mov al 10 Out dx al Dec dx lock W83627HF Mov al 0aah Out dx al 2 Enable watchdog timer and set 5 minutes as timeout interval Mov dx 2eh unlock W83627H Mov al 87h Out dx al Out dx al Mov al 07h Select registers of watchdog timer Out dx al Inc dx Mov al 08h Out dx al Dec dx Enable the function of watch
5. by persons other than repair personnel authorized by Advantech or which have been subject to misuse abuse accident or improper instal lation Advantech assumes no liability under the terms of this warranty as consequence of such events Because of Advantech s high quality control standards and rigorous test ing most of our customers never need to use our repair service If an Advantech product is defective it will be repaired or replaced at no charge during the warranty period For out of warranty repairs you will be billed according to the cost of replacement materials service time and freight Please consult your dealer for more details If you think you have a defective product follow these steps 1 Collect all the information about the problem encountered For example CPU speed Advantech products used other hardware and software used etc Note anything abnormal and list any onscreen messages you get when the problem occurs 2 Call your dealer and describe the problem Please have your man ual product and any helpful information readily available 3 If your product is diagnosed as defective obtain an RMA return merchandize authorization number from your dealer This allows us to process your return more quickly 4 Carefully pack the defective product a fully completed Repair and Replacement Order Card and a photocopy proof of purchase date such as your sales receipt in a shippable container A product retu
6. 1H User Manual 34 1 1 Parameters hDevice in Handle to the device that is to perform the operation Call the Cre ateFile function to obtain a device handle dwloControlCode in Specifies the control code for the operation This value identifies the specific operation to be performed and the type of device on which the operation is to be performed No specific values are defined for the dwloControlCode parameter However the writer of a custom device driver can define XXXX control codes per CTL CODE macro These control codes can then be advertised and an application can use these control codes with DeviceloControl to perform driver specific functions IpInBuffer in Long pointer to a buffer that contains the data required to perform the operation This parameter can be NULL if the dwloControlCode parameter specifies an operation that does not require input data nInBufferSize in Size in bytes of the buffer pointed to by IpInBuffer IpOutBuffer out Long pointer to a buffer that receives the operation s output data This parameter can be NULL if the dwlIoControlCode parameter speci fies an operation that does not produce output data nOutBufferSize in Size in bytes of the buffer pointed to by IpOutBuffer IpBytesReturned out Long pointer to a variable that receives the size in bytes of the data stored into the buffer pointed to by IpOutBuffer The IpBytesRe turned parameter cannot be NU
7. Angle 1607 1140 Luminance cd m2 700 450 Contrast Ratio 800 1 700 1 Operating Temp 30 85 C Backlight LED Backlight Life Time 50 000 hours Note There might be several bright or dark pixels on the LCD This phenomenon is normal in today s LCD manufacturing 1 4 Touchscreen Specifications Touch Type Resistive Base Glass Construction Tempered Glass Resolution 1024 x 1024 Light Transmission 80 3 Measured by BYK Gardner Controller 5 232 Interface Lifespan 1 million touches at single point 1 5 Power Input Voltage 18 32V pc the fuse will become an open circuit if the input level exceeds 33Vpc Typical 24Vpc 90 93Amp TPC 651H 1251H User Manual 4 1 6 I O Ports Arrangement The arrangement of the I O ports is shown in in Figure 1 1 and 1 2 Figure 1 1 TPC 651H I O Port Arrangement Figure 1 2 TPC 1251H I O Port Arrangement 5 Chapter 1 1 7 Panel Mounting 1 There is an adhesive waterproof gasket on the AL front bezel Make sure the waterproof gasket is in position before installing TPC into the panel opening 2 Install the TPC into the panel opening 3 Find the eight clampers and eight long screws in the accessory pack Hook the clampers to the holes around the four sides of the bezel Insert the screws into every clamper and fasten them These screws will push the mounting panel and fix the unit 4 The suggested mounting panel thickness is les
8. IX Serial Port Settings Appendix Serial Port Settings COM1 COM2 Connector Definition U 5 Signal NDCD NRX NTX NDTR GND NDSR NRTS 5 NRI nm TPC 651H 1251H User Manual 18 2 5 485 RS 422 Setting 1 Choose integrated peripherals Integrated Peripherals 2 Choose serial port 2 mode 19 Appendix A 3 Choose RS 485 RS 422 for serial port and then save the change TPC 651H 1251H User Manual 20 Serial et ra 1 ENTER R Accept ESC Abort N e Move Enter Select PU PD Value mmm ESC Exit Fi General Help s Values F Optimized Defaults 21 Appendix A TPC 651H 1251H User Manual 22 APPENDIX Watchdog Timer Programming Appendix Watchdog Timer Programming B 1 Overview The TPC 1250H watchdog timer can be used to monitor system software operation and take corrective action if the software fails to function after the programmed period This section describes the operation of the watchdog timer and how to program it The watchdog timer is built into the super I O controller W83627DHG It provides the following functions for user programming Can be enabled and disabled by user s program Timer can be set from 1 to 255 seconds or 1 to 255 minutes Generates an interrupt or resets signal if the software fails to reset the ti
9. LL Even when an operation produces no output data and IpOutBuffer can be NULL the DeviceloControl function makes use of the variable pointed to bylpBytesReturned After such an operation the value of the variable is without meaning IpOverlapped in Ignored set to NULL Return Values Nonzero indicates success Zero indicates failure To get extended error information call GetLastError 35 Appendix C C 2 How to Use the Control Code There are 6 control codes for the operation codes in the WDT driver C 2 1 IOCTL WDT ENABLE Enables the watchdog timer of your application By default if the watch dog timer is enabled the WDT driver will automatically trigger itself after the specified period and your application does not need to trigger the watchdog timer IpInBuffer unused nInBufferSize unused IpOutBuffer unused nOutBufferSize unused 2 2 WDT DISABLE Disables the watchdog time of your application IpInBuffer unsed nInBufferSize unused IpOutBuffer unused nOutBufferSize unused C 2 3 IOCTL STROBE Triggers the watchdog If your application uses IOCTL WDT ENABLE to enable the watchdog first and then sends IOCTL_WDT_REBOOT to the WDT driver your application must trigger the watchdog once during the watchdog timer period If your application has not triggered at the specified period the device will reboot automatically IpInBuffer unused nInBufferSize unused IpOutB
10. anually enabled by customers after they finish all their changes on system such as installing their applications or adjusting system setting Advantech provides a pair of utilities to operate EWF OSLock and OSUnLock The setting is stated in the section later TPC 651H 1251H User Manual 14 3 2 HORM HORM stands for Hibernate Once Resume Many environ ment a single hibernation file is used to boot the system repeatedly To set a HORM environment please follow the steps below Please make sure EWF is disabled You can run OSUnLock to disable EWF Enable hibernation support Run power options in control panel and then select Enable Hiberna tion in hibernation pane Enable EWF Run OSLock and then system reboot automatically Open those software that customers want to directly use after system resume from hibernation Hibernate via Advantech HORM utility Please Click Start Menu gt All Programs gt Advantech gt HORM HORM environment remains all along unless the following events occur Run EWF commit command ewfmgr commit and then reboot sys tem Select Discard hibernation file by clicking F8 when system is starting up Also HORM cannot fit your system if free space in C partition is not enough The hibernation file required is dependent on the RAM size you use on the system In other words the hibernation file is 512MB 15 Chapter 3 TPC 651H 1251H User Manual 16 APPEND
11. ave the following information ready before you call Product name and serial number Description of your peripheral attachments Description of your software operating system version appli cation software etc complete description of the problem The exact wording of any error messages TPC 651H 1251H User Manual Safety Instructions 1 2 3 Read these safety instructions carefully Keep this User s Manual for later reference Disconnect this equipment from any AC outlet before cleaning Use a damp cloth Do not use liquid or spray detergents for clean ing For plug in equipment the power outlet socket must be located near the equipment and must be easily accessible Keep this equipment away from humidity Put this equipment on a reliable surface during installation Drop ping it or letting it fall may cause damage The openings on the enclosure are for air convection Protect the equipment from overheating DO NOT COVER THE OPENINGS Make sure the voltage of the power source is correct before con necting the equipment to the power outlet Position the power cord so that people cannot step on it Do not place anything over the power cord cautions and warnings on the equipment should be noted If the equipment is not used for a long time disconnect it from the power source to avoid damage by transient overvoltage Never pour any liquid into an opening This may cause fire or elec
12. cording to the manufacturer s instructions TPC 651H 1251H User Manual vi Chapter mo Da Fm fm fm m 1 7 1 8 Chapter 2 Chapter 3 1 2 ww Appendix A gt gt 3 Appendix C 1 C2 Contents General Information cccscssssssssssssssssees 2 Introduction Specifications eet cite ans 1 2 1 System Kernel 1 2 2 ne epe 1 2 3 Safety and Environment 3 LCD Specifications Touchscreen Specifications esee 4 Powers e eR e terea uere grece 4 I O Ports oce eee eR 5 Figure 1 1 TPC 651H I O Port Arrangement 5 Figure 1 2 TPC 1251H VO Port Arrangement 5 Panel Mounting eser teen e ertet bene Figure 1 3 Panel Mounting Dimensions and 0 4 Figure 1 4 TPC 651H Dimensions Figure 1 5 TPC 1251H Dimensions System SetlPi esessnerssnesenssssisnnenssenesennennnensrnne LO Figure 2 1 Unpack the Package 10 Figure 2 2 Install CompactFlash Memory Card 11 Figure 2 3 Power Connector and Power Lines 11 Figure 2 4 Power Receptor amp Button Pin Assignment 11 Features in Windows XP Embedded 14 14 THOR Me eee 15 Serial Port Settings 18 1 COM2 Connector Definit
13. dog timer Mov al 30h Out dx al Inc dx Mov 1 016 Out 1 Dec dx Set minute as counting unit Mov al 0f5h TPC 651H 1251H User Manual 28 dx al Inc dx In al dx Or al 08h Out dx al Dec dx Set timeout interval as 5 minutes and start counting Mov al 0f6h Out dx al Inc dx Mov al 5 Out dx al Dec dx lock W83627HF Mov al 0aah Out dx al 3 Enable watchdog timer to be reset by mouse Mov dx 2eh unlock W83627H Mov al 87h Out dx al Out dx al Mov al 07h Select registers of watchdog timer Out dx al Inc dx Mov al 08h Out dx al Dec dx Enable the function of watchdog timer 29 Chapter B Mov al 30h Out dx al Inc dx Mov 1 016 Out 1 Dec dx Enable watchdog timer to be reset by mouse Mov al 0f7h Out dx al Inc dx In al dx Or al 80h Out dx al Dec dx lock W83627HF Mov al 0aah Out dx al 4 Enable watchdog timer to be reset by keyboard Mov dx 2eh unlock W83627H Mov al 87h Out dx al Out dx al Mov al 07h Select registers of watchdog timer Out dx al Inc dx Mov al 08h Out dx al TPC 651H 1251H User Manual 30 Dec dx Enable the function of watchdog timer Mov al 30h Out dx al Inc dx Mov 1 016 1 Dec dx Enable watchdog timer to be strobed reset by keyboard Mov al 0f7h Out dx al Inc dx In al dx Or al 40h Out dx al Dec dx lock W83627HF Mov al 0aah Out dx al 5 Generate a time out signal without timer co
14. emperature solu tion and complete isolation protection for their serial ports Windows CE Support In addition to the OS support of Windows XP Advantech offers plat form support for Windows CE and Windows XP embedded The optional Windows CE operating system specifically for Industrial Touch Panel Computers is also available Energy Star Approval TPC 651H 1251H User Manual 2 1 2 Specifications 1 2 1 System Kernel CPU Intel Atom Z520 1 33GHz BIOS Award 4 Mbit flash BIOS System Chipset eMenlow XL Poulsbo Integrated in eMenlow XL Ethernet 10 100 1000Base T Watchdog Timer W83627DHG watchdog timer 1 6 second timeout period Storage CompactFlash slot or SATA HDD x 1 1 2 2 I O Ports 2 serial ports RS 232 x 1 w isolation RS 422 485 x 1 w isolation 2 RJ 45 Ethernet port 2 USB 2 0 Ports compliant with USB 1 0 and 1 1 Host 1 2 3 Safety and Environment Safety FCC Class A certificated The front bezel is compliant with NEMA 4 and IP65 Environment Operating Temperature 20 60 C 4 140 Storage Temperature 30 80 C 22 176 Humidity 40 C 10 95 relative humidity non condensing Vibration 2 grms 5 500Hz 3 Chapter 1 1 3 LCD Specifications TPC 650H TPC 1250H Display Type TFT LCD TFT LCD Size diagonal 5 7 12 1 Maximum Resolution 640 x 480 VGA 800 x 600 SVGA Maximum Colors 262K Viewing
15. ion 18 RS 485 RS 422 Setting sse Watchdog Timer OVERVIEW inte her Watchdog Timer Programming Figure B 1 Watchdog timer programming procedure 25 Table B 1 Watchdog Timer Registers 26 Example Programs eese 27 Watchdog Timer Programming WinCE 34 DevicelIOControl eese 1 1 Parameters How to Use the Control Code 2 1 IOCTL WDT ENABLE eee 36 2 2 IOCTL WDT DISABLE enn 36 2 3 IOCTL STROBE eere 36 vii Table of Contents C 2 4 IOCTL GETTIMEOUT 8 37 2 5 IOCTL SETTIMEOUT 24297 2 6 IOCTL WDT REBOOT 2 22224222222 37 3 Examples sienne ener 38 TPC 651H 1251H User Manual viii Chapter 1 General Information 1 1 Introduction The TPC 651H and TPC 1251H Touch Panel Computers are state of the art Human Machine Interfaces featuring 5 7 and 12 1 displays with Intel Atom eMenlow XL processors and the following key features Fanless By using a low power processor the system does not have to rely on fans which often are unreliable and causes dust to circulate inside the equipment Bright Display The TFT LCD display suits industrial demands for clear interfaces Wide Operating Temperature amp Isolation Protection These products provide a 20 60 C wide operating t
16. mer after time out TPC 651H 1251H User Manual 24 B 2 Watchdog Timer Programming The I O port address of the watchdog timer is 2E hex and 2F hex 2E hex is the address port 2F hex is the data port You must first assign the address of register by writing address value into address port 2E hex then write read data to from the assigned register through data port 2F hex Unlock W83627 Select register of watchdog timer Enable the function of the watchdog timer Use the function of the watchdog timer Lock W83627HF Figure B 1 Watchdog timer programming procedure 25 Chapter B Table B 1 Watchdog Timer Registers Address of Attribute Description register 2E Read Write Value 2F and description 87 hex Write this address to address port 2E hex twice to unlock the W83627HF 07 hex write Write 08 hex to select register of watchdog timer 30 hex write Write 01 hex to enable the function of the watchdog timer Disabled is set as default F5 hex write Set seconds or minutes as units for the timer Write 0 to bit 3 s et second as counting unit default Write 1 to bit 3 s et minute as coun ting unit F6 hex write 0 stop timer default 01 FF hex The amount of the count in seconds or minutes depends on the value set in register F5 hex This number decides how long the watchdog timer waits for strobe
17. rned without proof of the purchase date is not eligible for war ranty service 5 Write the RMA number visibly on the outside of the package and ship it prepaid to your dealer iii This product has passed the test for environmental specifications when shielded cables are used for external wiring We recommend the use of shielded cables This kind of cable is available from Advantech Please contact your local supplier for ordering information FCC Class A This equipment has been tested and found to comply with the limits for a Class A digital device pursuant to Part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interfer ence when the equipment is operated in a commercial environment This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instruction manual may cause harmful interference to radio communications Operation of this equipment in a residential area is likely to cause harmful interference in which case the user will be required to correct the interference at his own expense Technical Support and Assistance Step 1 Visit the Advantech web site at www advantech com support where you can find the latest information about the product Step 2 Contact your distributor sales representative or Advantech s cus tomer service center for technical support if you need additional assistance Please h
18. s than 6 mm 0 2367 Figure 1 3 Panel Mounting 1 8 Dimensions and Cutout Weight TPC 651H 1 43kg TPC 1251H 2 5kg Dimensions W x H x D TPC 651H 195 x 148 x 58 mm 7 68 x 5 83 x 2 28 TPC 1251H 311 x 237 x 52 3 mm 12 24 x 9 33 x 2 06 Cutout TPC 651H 189 1 x 142 1 mm TPC 1251H 302 5 x 228 5 mm TPC 651H 1251H User Manual 6 ret 561 TEL 881 1411 Figure 1 4 TPC 651H Dimensions 7 Chapter 1 650 08 cu LIE 1863 237 SOE 275 Figure 1 5 125 Dimensions TPC 651H 1251H User Manual 8 100000000000 100000000000 Chapter 2 S
19. trical shock Never open the equipment For safety reasons the equipment should be opened only by qualified service personnel If one of the following situations arises get the equipment checked by service personnel a The power cord or plug is damaged b Liquid has penetrated into the equipment c The equipment has been exposed to moisture d The equipment does not work well or you cannot get it to work according to the user s manual e The equipment has been dropped and damaged f The equipment has obvious signs of breakage 15 DO NOT LEAVE THIS EQUIPMENT IN AN ENVIRONMENT WHERE THE STORAGE TEMPERATURE MAY GO BELOW v 20 C 4 F OR ABOVE 60 140 THIS COULD DAM AGE THE EQUIPMENT THE EQUIPMENT SHOULD BE IN A CONTROLLED ENVIRONMENT 16 CAUTION DANGER OF EXPLOSION IF BATTERY IS INCORRECTLY REPLACED REPLACE ONLY WITH THE SAME OR EQUIVALENT TYPE RECOMMENDED BY THE MANUFACTURER DISCARD USED BATTERIES ACCORD ING TO THE MANUFACTURER S INSTRUCTIONS The sound pressure level at the operator s position according to IEC 704 1 1982 is no more than 70 dB A DISCLAIMER This set of instructions is given according to IEC 704 1 Advantech disclaims all responsibility for the accuracy of any statements contained herein Caution Danger of explosion if battery is incorrectly replaced Replace only with the same or equivalent type recommended by the manufacturer Dispose of used batteries ac
20. uffer unused nOutBufferSize unused TPC 651H 1251H User Manual 36 C 2 4 IOCTL WDT GETTIMEOUT Gets the Watchdog time setting IpInBuffer unused nInBufferSize unused IpOutBuffer The DWORD points to your watchdog time setting The Watchdog time setting is just a number 0 means 2 seconds 1 means 5 seconds 2 means 10 seconds 3 means 15 seconds 4 means 30 seconds 5 means 45 seconds and 6 means 60 seconds The default setting is 5 sec onds nOutBufferSize unused C 2 5 IOCTL SETTIMEOUT Sets the watchdog time setting IpInBuffer The DWORD points to your watchdog time setting The watchdog time setting is just a number 0 means 2 seconds 1 means 5 seconds 2 means 10 seconds 3 means 15 seconds 4 means 30 seconds 5 means 45 seconds and 6 means 60 seconds The default setting is 5 sec onds nInBufferSize unused IpOutBuffer unused nOutBufferSize unused C 2 6 IOCTL REBOOT If you want your application to trigger the watchdog by itself please use IOCTL WDT REBOOT to notify the watchdog driver timer WDT Otherwise the WDT will trigger itself automatically IpInBuffer unused nInBufferSize unused IpOutBuffer unused nOutBufferSize unused 37 Appendix C Examples define WDT CODE ID CODE FILE DEVICE UNKNOWN ID METHOD BUFFERED FILE ANY ACCESS fdefine IOCTL WDT ENABLE WDT CODE 0x900 define IOCTL WDT DISABLE WDT CODE 0x901 define IOCTL STROBE
21. unting Mov dx 2eh unlock W83627H Mov al 87h Out dx al Out dx al Mov al 07h Select registers of watchdog timer Out dx al Inc dx Mov al 08h Out dx al 3l Chapter B Dec dx Enable the function of watchdog timer Mov al 30h Out dx al Inc dx Mov 01 Out dx al Dec dx Generate a time out signal Mov al 0f7h Out dx al Write 1 to bit 5 of F7 register Inc dx In al dx Or al 20h Out dx al Dec dx lock W83627HF Mov al 0aah Out dx al TPC 651H 1251H User Manual 32 APPENDIX Watchdog Timer Programming on WinCE Appendix C Watchdog Timer Program ming on WinCE There is a built in watchdog timer in Windows CE 6 0 for TPC You can access it through the WIN32 API TPC provides a WDT driver to allow users to enable disable the watchdog timer The driver name is WDT1 Programmers must open this driver before using the resources Then pro grammers can use DeviceIOControl functions to enable disable the watchdog timer The introduction below includes DeviceIOControl the definition of the parameter and an example C 1 DevicelOControl This function sends a control code directly to a specified device driver causing the corresponding device to perform the specified operation BOOL DeviceloControl HANDLE hDevice DWORD dwloControlCode LPVOID IpInBuffer DWORD nInBufferSize LPVOID IpOutBuffer DWORD nOutBufferSize LPDWORD IpBytesReturned LPOVERLAPPED IpOverlapped TPC 651H 125
22. ystem Setup You can easily get TPC started by following the below steps Step 1 Unpack the TPC package Check the packing list at the begin ning of this manual to make sure all items have been included Figure 2 1 Unpack the Package TPC 651H 1251H User Manual 10 Step 2 Install a CompactFlash card containing Windows embed ded Windows XP or another ope die ee Figure 2 2 Install CompactFlash Memory Card Warning It is suggested to turn OFF system power as you plug in or pull out the memory card even though the CompactFlash memory is hot swappable Step 3 Connect the power connector to the 24 power lines The power lines can either be of some power adapter or in house power source GND GND Figure 2 3 Power Connector and Power Lines Figure 2 4 Power Receptor amp Button Pin Assignment 11 Chapter 2 Step 4 Plug the power lines into the system power receptor Step 5 Push the power button to power on the system figure 2 4 Step 6 Calibrate the touchscreen click in the bottom corner Note If you want to install the touchscreen driver amp use the touchscreen utility please refer the user manual which is PenMount 6000 Installation Guide in the CD ROM Installing the Drivers After installing your system software you will be able to set up the Ether net SVGA and touchscreen functions All drivers are stored in a CD ROM disc entitled
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