transterm 5 - ComputerWise
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1. ASCII character 59 Hex 0 through 6 ASCII characters 30 to 39 Hex TT5B COUNTER INPUT This option provides four internal counters The switches interface to the TT5B via a 5 pin DIN connector Pin Description Counter 4 Counter 1 Ground Counter 2 Counter 3 oU RON TT5B COMMANDS The counters are controlled by ESCape sequences received via the serial port The terminal responds as follows Command Response ESCIC Clears the values stored in all four counters ESCIS Transmits the status of the four switches 0 for open 1 for closed Counter 1 is first Counter 2 is second Counter 3 is third and 4 is last trans mitted out the serial port Example 0010 1 2 amp 4 are open 3 is closed ESCIX Transmits the decimal values stored in all four counters separated by a space Example 25 49 33403 0 25 in 1 49 in 2 33403 in 8 etc ESCI1C Clears the value stored in Count 1 set to zero ESCI2C Clears the value stored in Count 2 ESCI3 C Clears the value stored in Count 3 ESCI4C Clears the value stored in Count 4 ESC 11 X Transmits the value stored in Counter 1 in decimal First the value is sent with zeros suppressed then a carriage return CR and optional line feed LF ESC 12X Transmits the value stored in Counter 2 ESC 13X Transmits the value stored in Counter 3 ESC 14X Transmits the value stored in Counter 4 ESC I 1 L ddd a Loads Counter 1 with the dec2. HT LF VT FF CR SO SI HEX 00 05 07 08 09 0A 0B 0C oD 0E OF ACTION TAKEN Always ignored by the terminal Mode 3 only Request terminal to transmit data depending on the XAL bit in display memory If the enter flag is set the data will be transmitted Causes the audio alarm to sound for 250 msec Will move the cursor one character location to the left unless cursor is at the left margin Will move the cursor one character location to the right unless the cursor is at the right margin Moves the display cursor down to next line on the display If the ENL bit is set a CR and LF will be performed Move the display cursor up to the top line unless the cursor is already on the top line Clears the display and places the cursor on the top line and in the left most column Moves the cursor to the left most column of the current line Disable the keyboard if it is enabled Enables the keyboard if it is disabled DLE DC1 DC2 DC3 DC4 CAN EM ESC DEL TT5 only For cursor addressing the DLE is followed by a single character A B C A B C code with a value between Hex 20 and 6F that defines a new cursor location on the display TT5 only XON character to re enable serial data transmission Route received data to the auxiliary serial port output After this code is received by the terminal all data received is routed to the optional aux
3. 45 2D 055 m 109 6D 155 x 46 2E 056 n 110 6E 156 47 2F 057 o 111 6F 157 0 48 30 060 p 112 70 160 1 49 31 061 q 113 71 161 2 50 32 062 r 114 72 162 3 51 33 063 s 115 73 163 4 52 34 064 t 116 74 164 5 53 35 065 u 117 75 165 6 54 36 066 v 118 76 166 7 55 37 067 w 119 77 167 8 56 38 070 x 120 78 170 9 57 39 071 y 121 79 171 58 3A 072 z 122 7A 172 i 59 3B 073 123 7B 173 lt 60 3C 074 124 7C 174 61 3D 075 125 7D 175 gt 62 3E 076 iy 126 7E 176 63 3F 077 DEL 127 7F 177 Product Warranty This equipment is warranted to be free from material defects and faults of workmanship for a period of 90 days from the date of original purchase At our option Computerwise agrees to repair or replace any such defective equipment This warranty is limited to defects arising under normal usage and does not cover malfunctions or failures resulting from the misuse abuse neglect alteration modification or repairs by other than Computerwise or its authorized service agent s This warranty does not cover damage to the membrane keyboard NOTE Repair or replacement is the sole remedy hereunder This limited Warranty is in lieu of all other warranties expressed implied or statutory including any warranties of merchantability or fitness for a particular purpose and extends to the original Buyer alone In no event shall Computerwise Inc be liable for lost profits or any incidental or consequential damages caused by this equipment or relate
4. awn 1 4 5 8 Name BR1 BR2 BR3 PS1 PS2 PEN DBS CSE EKR LKE ELW ENL ELM XAL AKE EXP DKB DBT DSK DRS DES DHX DSM DRM ETM WEN WFC EHM ECL ECH Model A B C B C A B C A B C A B C B C B C C C 5B B C B C SUMMARY OF SET UP FEATURES Function Baud Rate Selection Baud Rate Selection Baud Rate Selection Parity Selection Parity Selection Parity Enable 7 8 Data Bits CTS Enable Enable Key Repeat Enable Local Echo Enable Line Wrap Enable New Line Enable Line Mode Send All Data Auto Kbd Re enable Enable Xon Xoff Disable Keyboard Disable Backlight Timeout Disable Shift keys Disable Reset Msgs Disable ESC Key Disable HEX Key Disable SETUP Mode Disable RESET Mode See Appendices See Appendices See Appendices Enable Touch Memory Enable Weigand Reader Input Enable Weigand Facility Code Enable Display Hide Mode Enable Counter Input Low Detect Enable Counter Input High Detect A B C Setup bit for TT5A B and C models only BR1 BR2 BR3 PS1 PS2 PEN DBS SET UP BIT DEFINITIONS Baud Rate These three bits are used to set the serial bit rate clocking frequency for the terminal s communications port TT5 A B C BR1 BR2 BR3 Rate Rate 0 0 0 9600 9600 1 0 0 4800 4800 0 1 0 2400 2400 1 1 0 1200 1200 0 0 1 600 19200 1 0 1 300 300 0 1 1 150 150 1 1 1 110 57600 Parity Selection These two bits determine the state of
5. preceded with a Hex 7E code to identify the source of the data as scanned input rather than normal keyboard input Enable Auto Enter When the EAE bit is set 1 at the completion of a scan of barcoded data the terminal will perform an ENTER operation with differ ent results depending upon the operating mode Enable Start Stop Codes When the ESS bit is set 1 the ASCII data from the decoding of the symbol will include the symbol s Start and Stop charac ters at the beginning and end of the data In the case of a code 39 symbol both the Start and Stop characters are an ASCII Hex 2A In the case of a CODABAR symbol the Start and Stop codes are ASCII A B C or D one start code and one stop code Enable Extended Codes When the EXC bit is set 1 the Code 39 decod ing algorithm will also decode extended Code 39 the full 128 character ASCII set which uses the special characters followed by on of the twenty six alpha codes to derive all 128 possible codes Enable Code 39 Concatenation When the ECC bit is set 1 the Code 39 decoding algorithm will detect a trailing ASCII space code last character of the bar code symbol and after dropping the space character will hold the decoded data so that it can be merged with subsequent decoded data ECS Enable Code 39 Checksum Validation When the ECS bit is set 1 the Code 39 decoding algorithm will compute the checksum of each decoded symbol
6. the parity bit for transmitted characters PS1 PS2 Parity Bit 0 0 Space 1 0 Mark 0 1 Even 1 1 Odd Parity Enable When PEN is set 1 a parity bit who s state is determined by PS1 and PS2 is appended to the data bits of the transmitted and received data character Data Bit Select When the DBS bit is set 1 the data bits per character is eight When DBS cleared 0 the data bits per character is seven This count excludes the Start Stop and or any Parity bit specified If the PEN bit is cleared 0 and the DBS is cleared 0 7 bits then a parity bit of zero is transmitted If you are using the terminal TT5A B C only in Mode 3 with UAC s above 127 decimal or you are using the broadcast address capabil ity UAC 255 to display a clock on all the TT5A B C displays simultaneously DBS must be set to eight bits per character CSE EKR LKE ELW ENL CTS Enable When the CSE bit is set 1 the TransTerm 5 logic will sense the state of the CTS signal RS 232 pin 5 before it transmits data out the communication port If CTS is false the transmission will not commence and will be held off until the CTS signal returns to a true state When the CSE bit is cleared 0 the state of the CTS signal is ignored by the terminal Enable Key Repeat When EKR is set 1 and a keyboard key is pressed for more than one half a second the keyboard will generate the same key code repeatedly at a rate of eleven per secon
7. to be transmitted to the terminal from the attached device to clear the DSM bit and regain keyboard access to the SETUP Mode If the user is unable to clear the DSM bit remotely then the user will have to perform one of the procedures outlined in Appendix H Disable Reset Mode When the DRM bit is set 1 the keyboard entered reset sequence is defeated Enable Touch Memory Option When ETM is set 1 and the TransTerm is equipped with the Touch Memory Interface Option the TransTerm will read Touch memories coin sized stainless steel cans that are pre encoded with hexidecimal characters Touch memories are more durable than barcodes or MSCR cards Enable Counter Input Low Detection Each of the four ECL bits when set to a one will cause the respective counter input to increment its value upon detecting a high to low transition of its input state Enable Counter Input High Detection Each of the four ECH bits when set to a one 1 will cause the respective counter to increment its value upon detecting a low to high transition of its input state Enable Hide Mode When EHM is set 1 the LCD does not display opera tor entered characters The LCD displays a special symbol for each key entry to Mask the actual data entered This is for security applications where scanned keyed codes passwords are to be protected EHM is avail able in Operating Modes 2 amp 3 OPERATING MODE Enter a value of 1 2 or 3 See Chapter
8. 9 CONTRAST Enter a value from 1 to 7 followed by the ENTER key and observe display from a comfortable viewing angle for the best contrast Repeat until satisfactory Press ENTER to con tinue UNIT ADDRESS Enter a UAC value from 001 to 250 for the Mode 3 address TOTAL COLUMNS Enter a value of 24 A value of greater than 24 for the TransTerm 5 or 5A will create extra bytes of hidden data storage into which key entered data can be stored unseen by the terminal operator This facility might typically be used to key in a hidden password etc OPTIONS Not for TT5 xx Enter a numeric value which will be interpreted by the particular option installed in the TT5A B C bar code interface option magnetic stripe card reader interface auxiliary serial port option CHAPTER 7 TransTerm 5 Control Codes The TransTerm 5 recognizes many commands which cause it to take action other than merely placing ASCII codes in the display buffer and corresponding character fonts on the display screen In this way the host computer can command the terminal to perform special actions such as moving the display cursor about the display sounding the internal alarm etc These control commands are of two types singular ASCII control codes and Escape sequences see Chapter 8 The individual ASCII control codes Hex 01 1F are summarized and defined below All other ASCII control codes are ignored by the terminal ASCII NUL ENQ BEL BS
9. Case 2 25 Ibs 975 grams Power Adapter 0 50 Ibs 230 grams Operating Environment Temperature 0 60 degrees C 32 120 F Humidity 5 to 95 non condensing Storage Environment Temperature 20 to 70 degrees C 4 to 158 F Humidity 0 to 100 Electrical power input to power adapter Domestic 105 125 Vrms 2 wire Overseas 198 256 Vrms 2 wire Frequency 47 63 Hertz Power output from power adapter rated Voltage 12 Vrms AC Current Max 500 milliamps Rated power 6 VA Power Consumptions from 12Vdc source TT5 Basic terminal 135 ma TT5A Basic terminal 85 ma TT5B Basic terminal 85 ma Display backlight 35 ma Current loop opt 30 ma RS 422 TNET opt 45 ma A300 bar code wand 35 ma Handheld Laser Gun 135 300ma APPENDIX C TransTerm 5 A B C Bar Code Imterface Option The bar code interface option for the TransTerm 5A B C consists of decoding firmware additional internal circuit components and a panel mounted connector for attachment of a digital wand such as the Hewlett Packard HBCS A300 or equivalent The operation of the bar code decoding firm ware is enabled by set up bit EOP in SET UP Register 4 When enabled the wand decoding firmware converts the received digital data from the attached wand in the form of a series of 1 s for bars and 0 s for spaces into ASCII characters in accordance with one of the several symbologies that the bar code option decoder will auto discriminate co
10. IF n 9 the driver will pulse for 900ms n is a variable from 0 to 9 ESCO Will turn the driver OFF Where ESC ASCII character 1B Hex P x ASCII character 50 Hex O ASCII character 4F Hex n ASCII character 30 39 Hex TT5B C RELAY OUTPUT OPTION This option provides either two or four internal relays Each relay can be controlled independently ESCape sequences sent from the host to the TransTerm can OPEN CLOSE or PULSE a relay in the TransTerm device The relay is designed to open a door flash a light sound a siren or trigger a larger relay The relays are accessed via a terminal block on the back of the unit Both relays use dry reed contacts and the maximum contact rating is 10VA 20 VDC 500 ma The maximum switched voltage is 100 VDC TT5B C COMMANDS The relays are controlled by ESCape sequences received via the serial port The command is as follows Command ESC Jnx Where ESC ASCII character 1B Hex J ASCII character 4A Hex n The relay number 1 4 an ASCII character 31 34 Hex x The relay control 0 9 an ASCII character 30 39 Hex The control characters are as follows 0 Relay OFF 6 Relay PULSE for 1 0 sec 1 Relay ON 7 Relay PULSE for 1 5 sec 2 Relay PULSE for 100 msec 8 Relay PULSE for 2 0 sec 3 Relay PULSE for 250 msec 9 Relay PULSE for 2 5 sec 4 Relay PULSE for 500 msec 5 Relay PULSE for 750 msec EXAMPLES OF THE USE OF AN EXTERNAL RELAY TO SWI
11. Power up CONNECTION Depending on your installation requirements see Chapter 10 connect the cable from your com puter or modem to the TransTerm 5 I O connector DB 25F See Figure 3 1 Next insert the power plug from the wall plug in power adapter into the jack next to the I O connector Plug the power adapter into a nearby 120 VAC outlet Power is now applied to the unit NOTE The TransTerm 5 has no fuse or power on off switch Within one second three loud beeps will be heard to indicate that a successful power up reset has occurred and that the unit is ready for operation If more than three beeps are announced the terminal is making an exceptional power on se quence due to there being invalid setup data in the EEPROM POWER UP AND CHECKOUT Perform the following procedure to power up and checkout your terminal 1 Apply power to the unit by inserting the AC power adapter s miniature phone plug into the terminal s power jack The terminal will report a successful power up sequence on the display in the following manner TRANSTERM 5x C199x TT5x Ver x xx 2 After a successful power up configure the desired set up features as described in Chapter 6 This would include the adjustment of the display contrast for the viewing angle best suited for the installation situation The contrast on the TT5B and TT5C can only be adjusted by opening the terminal s enclosure to access a screwdriver potenti ometer 3 The new or modified se
12. TCH A LARGER LOAD Connecting the TT5B C Relay Outputs to an external solid state relay or mechanical relay TERMINAL D TERMINAL Q RELAY Solid State Relay 2 2 12 voc V F SUPPLY N 120 or C J 240 vac Nou LOAD 12 wc L SUPPLY N 120 or Y 240 VAC Mechanical Relay SSR 240D25 SSR 240D50 SSR 240D110 SSR 480D110 Potter amp Brumfield Solid State Relay KUP 11D15 24 KUP 14D15 12 KUP 17D15 12 Potter amp Brumfield Mechanical Relay APPENDIX H Resetting Factory Default SETUP Values In certain circumstances due to known or unknown causes the TT5 5A 5B may fail to operate properly or may become locked out of the SETUP mode because Bit 7 of Register 3 has been set to a 1 In either of these situations the following procedure s will clear the terminal s setup memory and repro gram it with the original setting that it contained when it arrived from the factory TransTerm 5 Procedure 1 Disconnect TT5 from power 2 Remove right side endcap and back panel 3 Install a jumper between pins 1 and 20 of the 40 pin LSI IC controller 4 Apply power to TT5 and wait for power up reset to complete 5 Remove power from TT5 6 Remove jumper installed in step 3 7 Re assemble enclosure 8 Restore TT5 SETUP to your requirements TransTerm 5A B Procedure 1 Disconnect TT5A B from power 2 Press and hold both the S1 Red a
13. TRANSTERM 5 USERS MANUAL COMPUTERWISE TRANSTERM 5 USER S MANUAL Copyright 1997 1999 All rights reserved Specifications and information subject to change without notice CONTENTS CHAPTER PAGE 1 Functional Overview 4 2 Installation 6 3 Connection amp Power Up 7 4 Communication 8 5 Keyboard Operation 10 6 Set Up 11 7 Control Codes 18 8 Escape Sequence Commands 20 9 Operating Modes 24 10 Communications Protocols 26 11 Interfacing 27 Appendix A EIA RS 232 Interface Signal List 30 B Specifications 31 C TransTerm 5A B C Bar Code Interface 33 D Magnetic Stripe Card Reader Option 36 E Auxiliary Serial Port Option 38 F Counter Inputs Option 42 G Relays amp Relay Drivers Option 44 H Re setting Factory Default SETUP 46 ASCII Character Set 47 INTRODUCTION To ensure your successful use of the TransTerm 5 this handbook contains all the necessary infor mation for installation interfacing operation and programming of the terminal This manual presents material relevant to the TransTerm 5 5A 5B and 5Cmodels Most features and capabilities are common to all three models with the TT5 being the basic model and the TT5A having enhancements over and above that of the 5 primarily in the I O options and the 5B and 5C are for those configurations which support multiple I O options As of March 1998 the 5C has superceded the 5B which has been discontinued CHAPTER 1 Functional Overview The TransTerm 5 is a se
14. ace in the TT5A is configured by the following bits in SR4 The remaining bits in SR4 have no effect EOP Enable Optional Input When the EOP bit is set 1 the optional magnetic stripe reader interface is activated When the EOP bit is cleared 0 the interface is disabled EHD Enable Header Code When the EHD bit is set 1 the ASCII data which is produced by successfully reading a magnetic card is proceeded with a Hex 7E code to identify the source of the data as being from the reader input rather than keyboard input EAE Enable Auto Enter When the EAE bit is set 1 at the completion of a swipe of a magnetic card through the reader the terminal will perform an ENTER operation with different results depending upon the operating mode EMS Enable Mag Stripe Start Stop Codes When the EMS bit is set 1 the magnetic stripe decoding algorithm adds the ASCII Start code to the begin ning of the decoded data and adds the ASCII Stop code to the end of the decoded data v z SIGNAL 45Vdc CLK2 GND DATA2 CARD2 PUES APPENDIX E Auxliliary Serial Port Option GENERAL The optional auxiliary serial communications port provides a means for the TransTerm 5A B or C to either receive or transmit serial asynchronous ASCII data The TT5A provides a half duplex TTL 5V space 0V mark for the the input and output signals The TT5B and C provides full duplex RS 232 communications with built in hardware and or sof
15. age back to the host computer TT5A Vx xx where x xx is the current firmware version ie V3 35 CHAPTER 9 Operating Modes All models of the Transterm 5 have three standard operating modes Mode 1 Echo plex mode Mode 2 Block Send Mode and Mode 3 TNET Multi terminal Mode The operating mode of the terminal can be set and or changed in the SETUP Mode See Chapter 6 or by receipt of one of three ESCape Commands SM1 SM2 and SMS but only at power up See Chapter 8 Mode 1 Echo plex Mode In this mode the terminal operates as a separate display and keyboard All characters received via the serial communication port are directly displayed or in the case of control codes the appropri ate action is taken All data entered on the keyboard causes the corresponding character code to be transmitted out the communication port independently of the receive activity If Local Echo is enabled LKE See Chapter 6 the key entered data will also be locally placed on the display screen Mode 2 Block Send Mode In the Block Send Mode all received character codes are operated on as in Mode 1 The displayable character codes entered from the keyboard are sent to the display and function keys cause the function to be performed locally within the terminal Once a message has been entered on the display depressing the ENTER key will cause all or part of the entered data depending on setup bit XAL to be transmitted out the communica
16. and compare it with the trailing checksum character found within the symbol MSS See Magnetic Stripe Reader Interface Option TT5A B C Setup Register 5 This setup register allows the user to Enable or Disable the various bar code symbologies which are automatically decoded by the TT5A B bar code interface By setting a bit to a 1 the specified symbology is enabled and by setting a bit to a 0 the symbology is disabled The SR5 bits are assigned as follows Bit Function Enable Code 39 w Extended Code 39 Enable CODABAR Enable Interleaved 2 of 5 Enable Code 128 Enable UPC A Enable UPC E Enable EAN JAN 13 Enable EAN JAN 8 ANOaRWND OPTIONS Register The value in this register sets the length of the Interleaved 2 of 5 symbols which will be recognized by the decoding algorithm If the value is set to zero then any length 20f5 symbol will be allowed If the register is set to any non zero value then only symbols of that exact length of digits will be decoded The range of acceptable values is from 2 to 32 in even increments The electrical connections for the bar code interface option is via a 5 pin round DIN connector which has the following pin signal assignments By z SIGNAL 5 VDC Input 0 5 pulses Ground N C N C SN APPENDIX D Magnetic Stripe Card Reader Option The optional Magnetic Stripe Card Reader MSCR interface adds the necessary circuitry to the basic terminal to in
17. be determined by experimentation because the execution time of some commands may vary with the configuration of the terminal CHAPTER 11 INTERFACING The TransTerm 5 Communications port has an RS 232 compatible 25 pin female connector for establishing the electrical connection with external equipment The connector is accessible through a cutout in the end of the terminal case For the TT5A or TT5B models an RJ 45 compatible modular jack can be provided in place of the DB 25F and only the RS 422 TNET signals are available RS 232 Interface The standard TransTerm 5 provides the RS 232 compatible communications signals on the appro priate pins of the communications port connector as follows Pin EIA Name Function 1 AA FG Frame Ground 2 BA TD Transmitted Data 3 BB RD Received Data 4 CA RTS Request to Send 5 CB CTS Clear to Send 7 AB SG Signal Ground 20 CD DTR Data Terminal Ready Use of the RS 232 interface should be restricted to fifty foot cable lengths See Figures 11 1 and 11 2 NOTE CTS Pin No 5 must be active to allow the terminal to transmit CURRENT LOOP Interface optional for the TT5 and TT5A models only The TransTerm 5 communications port may be optionally configured with a twenty milliamp current loop interface Both of the transmit and receive loops are optically isolated passive circuits exter nal loop power required The following pin connections are required for current loop operation Pin Name Fu
18. d software regardless of whether Computerwise is forewarned of such possibility of damages Some states do not allow the exclusion or limitation of incidental or conse quential damages or allow limitations on how long an implied warranty lasts If you are a resident of such a state the above limitations or exclusions may not apply to you This warranty gives you specific legal remedies and you may also have other rights which may vary from state to state To obtain warranty service during the warranty period you must contact Computerwise and notify us of the exact nature of the failure along with the model and serial number of the piece of equipment if applicable FCC Compliance This equipment radiates radio frequency energy and if not installed and used in accordance with the instructions in this manual may interfere with local RF communi cations It has been tested and found to comply with the limitations for a Class B com puting device pursuant to Subpart J of Part 15 of the FCC Rules for commercial environ ments Operation of this equipment in a residential area is likely to cause interference in which case the user at his own expense will be required to take whatever measures may be necessary to correct or mask the interference by one or more of the following mea sures Reorient the receiving antenna Relocate the product with respect to the receiver Move the product away from the receiver Plug the product into a d
19. d until the key is released Local Keyboard Echo When LKE is set 1 data generated by keyboard entry in addition to being transmitted out the communications port is inter nally echoed back to the terminal input for effective half duplex operation Enable Line Wrap Whenever ELW is cleared 0 and the cursor is on the last character location of the line the next character placed on the display will overwrite the last character on the current line If ELW is set 1 and the cursor is on the last character location of the line the next character will cause the cursor to move to the next line and that character to be placed in the left most position of the new line If the cursor is on the bottom line of the display at this occurrence then the display will scroll up one line unless scrolling is disabled by ELM being cleared 0 Enable New Line When ENL is set 1 it will cause LF codes received by the terminal to be interpreted as a CR and LF When ENL is cleared 0 the ENTER key will generate a CR in Mode 1 and when ENL is set 1 the ENTER key will generate a CR and LF in Mode 1 If LKE and ENL are both set 1 in Mode 1 then a CR will be locally echoed and a CR and LF will be transmitted ELM XAL AKE EXP DKB A B C DBT B C DSK Enable Line Mode When the ELM bit is cleared 0 the display buffer is organized as a fixed page and scrolling is inhibited The cu
20. data solely from the optional input device TT5A B C only Disable Backlight Timeout When DBT is set 1 the backlight for the LC display remains on When DBT is cleared 0 the display backlight turns off after minutes of idle time Disable Shift Keys When DSK is set 1 the S1 and S2 shift keys are inhibited This is used primarily to disable the alpha shift inputs from the keyboard WARNING Setting this bit will lock the user out of the setup mode DRS DES DHX DSM DRM ETM A B C ECL B C ECH B C EHM B C Disable Reset Messages When the DRS bit is set 1 the messages presented on the display during the power up reset sequence will be inhib ited Disable ESC Key When the DES bit is set 1 the keyboard ESC key S1 space entry has no affect Disable Hex Mode When the DHX bit is set 1 the keyboard s HEX key S2 SPACE used to enter hexadecimal character code values is defeated Disable Setup Mode When the DSM bit is set 1 the operator will no longer be able to gain access to the SETUP Mode from the keyboard of the TransTerm 5 You are in effect locked out of the SETUP mode and can no longer modify any of the SETUP registers ok ck k ok ok ok k k ko CAUTION ok ok RR kk kk ko To re gain such access the terminal would have to be connected to another RS 232 compatible ASCII device and the appropriate ESCape Command See CSB in Chapter 8 would have
21. de 39 UPC EAN Interleaved 2of5 CODABAR and Code 128 Successfully decoded data will be internally processed by the TransTerm 5A B just as if it were keyboard entered data i e in Mode 1 wanded data will be transmitted and in Modes 2 and 3 wanded data will be placed in display memory If EAE setup bit is set 1 the wanded data will be followed by a ENTER code Hex 0D in Mode 1 or will be transmitted automatically when wanded if in Modes 2 or 3 SETUP Registers for the Bar Code Interface Option TT5A Setup Register 4 Bit Name Function 1 EOP Enable Bar Code Input 2 EHD Enable Header Code 3 EAE Enable Auto Enter 4 ESS Enable CODABAR Start Stop codes 5 EXC Enable Extended Code 39 6 ECC Enable Code 39 Concatenation 7 ECS Enable Code 39 Checksum Validation 8 N A Not used Bit Name Function 1 EOP Enable Bar Code Input 2 EHD Enable Header Code 3 EAE Enable Auto Enter 4 ESS Enable CODABAR Start Stop codes 5 EXC Enable Extended Code 39 6 ECC Enable Code 39 Concatenation 7 ECS Enable Code 39 Checksum Validation 8 EMS Enable M S Start Stop Codes EOP EHD EAE ESS EXC ECC SETUP Bit Description Enable Optional Input When the EOP bit is set 1 the optional bar code decoding interface is activated When the EOP bit is cleared 0 the interface is disabled Enable Header Code When the EHD bit is set 1 the ASCII data which is produced by successfully decoding a barcode symbol is
22. eceive Data Receive Data Ground Power 12Vdc Nom RJ45 JACK DB 25F PIN AUN APPENDIX A RS 232 Interface Signal List SIGNAL DESCRIPTION DC Ground of terminal RS 232 transmit data output RS 232 receive data input Request to send control output Clear to send control input May be used to hold off terminals data transmission if the CSE flag is Set 1 DC Ground of terminal Data Terminal Ready control output High 12V whenever terminal is powered on Also can be used for power input to terminal from a 12Vdc external source Signals applicable to the optional 20 ma current loop interface Available for TT5 and TT5A only CLR CLR CLT CLT CLRO Current loop receive data Current loop receive data Current loop transmit data Current loop transmit data Current loop receiver output Tie to RD pin for current loop operation Signals applicable to the optional RS 422 compatible TNET interface with pinouts for the DB25 standard connector and the optional RJ45 modular connector See Figure 3 1 for modular jack orientation 16 22 23 24 25 DTD DTD DRD DRD DRO TNET receiver input Tie to RD pin for TNET See TMA1 wiring list TNET Transmit data TNET Transmit data TNET Receive data TNET Receive data Display Keyboard Communication Construction Dimensions APPENDIX B Specifications Super Twist Liquid Crystal Tec
23. erm 5 in the order in which it appears on the display The message is preceded by a STX code and followed by an EOT code While the unit is selected receipt of an EM code will set the internal SEND flag Once input data has been received and validated by the network control ler the host computer should re enable the keyboard by sending a SI code along with the next message sent to the terminal The terminal will remain selected until the host computer selects another unit or until a non existent unit address is selected Except for the TT5 xx all models have a special Mode 3 Broadcast feature which allows all the terminals on a TNET network to simultaneously receive an identical message This is accom plished by selecting address 255 which all the terminals present on a network will recognize followed by the broadcast message text etc In order for this feature to work all of the terminals as well as the TIM1B s TNET port must be configured for 8 data bits per character See Figure 9 1 for additional protocol description CHAPTER 10 Communication Protocols At the higher transmission rates some of the functions performed by the TransTerm 5 require more time to accomplish than is available between successive received data characters To avoid loss of data under these circumstances the TransTerm 5 utilizes a 16 character input buffer operating in a first in first out FIFO fashion The input buffer could however become full due to one o
24. f the following situations 1 The Host computer has sent successive commands that require considerable execution time i e CDB SSB etc 2 The operator has entered a keyboard function which keeps the TransTerm 5 busy for an extended period of time in milliseconds of time frame Because the input buffer can overflow for one of the above reasons it is desirable to have a means by which the terminal can regulate the flow of data being sent to it This capability exists in the TransTerm 5 by the use of one of either of the following methods XON XOFF Protocol The most efficient and recommended method is the use of the XON XOFF protocol Whenever the TransTerm 5 cannot receive any additional data it will transmit an XOFF Hex 13 code The sending device should receive and recognize the XOFF code and stop transmitting data to the terminal until it receives and XON Hex 11 code indicating that the TransTerm 5 is ready to receive more data The TransTerm 5 can process incoming data very fast but may need to XOFF the host computer if the 16 100 in the TT5A B character input buffer fills to within 75 of full When the buffer is depleted back down to within 10 of empty it will issue the XON to the host computer Fill Character Protocol Because the TransTerm 5 ignores NUL Hex 00 codes they can be used to fill in time or create delays after certain functions or commands The exact number of fill characters may have to
25. hapter contains information related to the unpacking and installing of the Transterm 5 termi nal The installation procedure includes power application hookup and power up checkout proce dures UNPACKING The Transterm 5 is packed in a reinforced cardboard carton containing the following items TransTerm 5 terminal AC power adapter Operator s Manual Other Optional Accessories Remove each of the above mentioned items from the box and inspect each item and the box itself for physical damage Notify the shipper and selling agent immediately of any damage okok ok ok kk ko WARNING kk RR ok ok ok ko Subjecting the Liquid Crystal Display to temperatures above 70 C or below 20 C for extended periods of time could permanently damage the display The Transterm 5 is designed to either set on a horizontal surface such as a desk or work bench consider the optional tilt base for this situation or to be mounted on a vertical surface consider using the tilt bracket for this situation There is also a new enclosure specifically designed for wall mounted applications which has in integral two piece mounting bracket You should refer to the instruction leaflet which accompanies that enclosure for its specific mounting procedure For built in O E M applications the terminal can be removed from its standard enclosure and panel mounted behind an appropriately sized cutout using the optionally available bezel kit CHAPTER 3 Connection and
26. hnology Two lines of 24 character positions capable of displaying 96 ASCII characters upper and lower case alpha plus numeric and special characters 5 x 7 dot matrix font 0 179 high by 0 124 wide 4 55mm x 3 15mm Blinking cursor symbol Variable contrast viewing angle control from keyboard entered setup mode or remotely with Escape command 5A only Optional electroluminescent backlight available 24 key membrane keyboard with embossed polycarbonate graphic overlay Six columns by four rows of hermetically sealed keys on 0 750 center to center placement Audible key click for tactile feedback Keyswitch travel 006 008 typical Actuating force 4 8 ounces typical Rated life 10 000 000 cycles per switch Serial asynchronous full duplex ASCII coding EIA RS 232 compatible interface DB 25F connector Data Format 1 start bit 7 8 data bits 1 Optional parity bit even odd mark space 1 stop bit Baud rates 110 150 300 1200 2400 4800 9600 19 2K DESKTOP CASE Light weight aluminum extrusions on the left and right sides aluminum front and back panels with top and bottom ABS endcaps WALL MOUNT CASE Structural foam ABS enclosure with aluminum back panel and mounting bracket DESKTOP CASE Height 1 75 44 mm Width 6 9 175 mm Depth 5 625 143 mm WALL MOUNT CASE Height 9 25 235 mm Width 8 5 216 mm Depth 2 0 51 mm Weights Desktop Case 1 40 Ibs 620 grams Wall Mount
27. ifferent AC power outlet If the above measures fail to solve the interference problem the user should consult the dealer or an experienced RF technician for additional suggestions The user may find drame FCC booklet helpful How to Identify and Resolve Radio TV Interference Problems This booklet may be ordered from the U S Government Printing Office Washington D C 20402 STOCK No 004 000 00345 4
28. iliary serial port if it is installed XOFF character used to disable serial data transmission Re routes received data to the display Reverses DC2 code Clears key entered data from the display buffer Sets the SEND Flag in Mode 3 Causes any key entered data to be transmitted in Mode 2 Lead in character for Escape Command Sequences Deletes the character to the left of the cursor from the display buffer and backspaces the cursor CHAPTER 8 Escape Sequence Commands The host computer can issue commands to the TransTerm 5 in addition to the ASCII control char acters by using an Escape Sequence Command The first character of an Escape Sequence is always an ASCII ESC Escape code Hex 1B followed by one or more displayable ASCII charac ter codes which complete the command but will not actually appear on the display A summary of commands is listed below ASCII COMMAND ACTION SEQUENCE NAME TAKEN ESC 1 SM1 Set Mode to 1 ESC 2 SM2 Set Mode to 2 ESC 3 SM3 Set Mode to 3 ESC A TDL Transmit Current Line ESC B TDB Transmit Display Buffer ESC C CDL Clear Display Line ESC D CDB Clear Display Buffer ESC E SSM A B C Set Suspend Mode ESC F CSM A B C Clear Suspend Mode ESC GIc LCA Load Cursor Address ESC H HOM Home Cursor ESC Kr TSR A B C Transmit Setup Register ESC Ld LDC A B C Load Display Contrast ESC Mrb SSB Set Setup Bit ESC Nrb CSB Clear Setup Bit ESC QnnnA LAR TT5C Load Unit ADDRESS Value ESC Qnn
29. imal value ddd ESCI2L ddd a Loads Counter 2 with the decimal value ddd ESC I3 L ddd a Loads Counter 3 with the decimal value ddd ESC I 4 L ddd a Loads Counter 4 with the decimal value ddd Where ESC ASCII character 1B Hex al m ASCII character 49 Hex ddd 1 8 ASCII digits The value to store in the counter a terminating character If less than 8 digits are to be loaded any non digit character will terminate this command For example to load Counter 2 with 1050 send ESCI2L 1050 where is the terminator APPENDIX G Relays and Relay Drivers TT5A RELAY DRIVER OPTION This option provides 12 VDC source to drive a relay from a TransTerm 5A data terminal This relay could trigger an alarm light bulb door opener or larger relay etc The option provides two output lines from the TT5A one to connect to the positive terminal of a 12VDC relay and the other to the negative terminal The driver is controlled by ESCape commands sent from the host computer The two output lines exit the TT5A out the back or side of the unit A relay must be selected that matches the voltage and current requirements of the switched device TT5A COMMANDS The driver is controlled by ESCape sequences received via the serial port The terminal responds as follows Command Response ESC Pn If n 0 the driver stays ON continually IF n 1 the driver will pulse for 100ms IF n 2 the driver will pulse for 200ms
30. iscriminately decode bar code symbols in any one of several symbologies Code 39 Code 128 Interleaved 20f5 UPC EAN and CODABAR The decoded data will be placed on the display screen at the cursor position and or transmitted out the serial O port depending on the operating mode and setup configuration The magnetic stripe reader interface option not available on the basic TT5 xx models is an integral input interface for the MT 211 magnetic stripe card reader It is capable of interfacing to a track 2 reader or a track 1 reader on the TT5A model or a dual track 1 and 2 reader on the TT5B C models The data read from the card is translated to ASCII characters and transferred to the display buffer at the cursor position and or transmitted out the serial I O port depending on the operating mode and the setup configuration The auxiliary serial I O port option not available on the basic TT5 xx models is a built in inter face which supports unidirectional serial communications at a user selectable baud rate with another RS 232 compatible device The TT5A B C models can also be equipped with the Pulse Output option and Quad Counter Input option The TT5B C models can be equipped with the enhanced auxiliary serial port the Dual or Quad relay output module Touch Key Reader Input Option and Weigand Input Option some restrictions may apply please consult the factory about option compatibility CHAPTER 2 Installation GENERAL This c
31. l be cleared and the cursor will be placed at the left most position SSM Set Suspend Mode This command causes the terminal A B C only to enter a suspended mode of operation wherein keyboard input is disabled and the cursor position is saved to allow the host computer to temporarily gain control of the terminal resources needed to place data independently in the display buffer CSM Clear Suspend Mode This command reverses the effect of the SSM command The cursor is restored to its original stored position and the keyboard is re enabled ESC Glic ESC H ESC Kr ESC Mr b ESCNrb ESC R ESC S ESCVr LCA Load Cursor Address This is a four 4 character ESC G c sequence that allows the host computer to place the cursor anywhere in the display buffer The third character I defines the line number 1 or 2 and the fourth character c defines the column number 1 24 The range of andc are defined below for the various configurations Any value for or c that is not in the valid range is defaulted to 1 Hex Values for and c Line Hex ASCII Column Hex ASCII 1 20 Space 1 20 Space 2 21 2 21 24 37 7 HOM Home Will move the cursor to the far left column 1 of the top line of the display TSR Transmit Setup Register This command will cause the terminal to transmit the contents of the setup register specified by r 1 5 in the form of eight ASCII 1 and 0 digits that represent the
32. l display It is preferable to order the TransTerm 5 with the backlight option rather than to add the option after the original purchase The communication port serves as the interface between the TransTerm 5 and the computer by direct connection or via a modem The communication port takes data entered from the keyboard in Mode 1 or data in the display memory and transmits it in serial asynchronous format at the selected baud rate and character parity The communication port also de serializes received data and places it in the input buffer The standard communication port has an RS 232 serial interface on a DB 25F connector The port can be optionally equipped with the RS 422 compatible TNET interface for networking applications The TNET interface signals are available on the standard DB25F connector or the optional RJ45 modular jacks not available on the TT5 xx models The input buffer is a 100 16 characters on the TT5 xx models character first in first out FIFO memory used to temporarily hold data which has been received by the communications port The received data is subsequently removed from the input buffer and routed to the display buffer or operated upon as in the case for ASCII control codes and ESCape commands The barcode interface option Not available on the TT5 xx models is a built in interface for a wand barcode scanner or other types of wand emulating scanners including CCD or laser scan ners which posses which will auto d
33. lf contained keyboard display data entry terminal which is designed to transmit and receive information interactively with a host computer or with some other similar communications capable device Figure 1 1 presents block diagram of the major functional elements of the terminal Each element of the terminal will be briefly described here The keyboard is used by the operator to input character codes for transmission to the host com puter or depending upon the mode of operation for local presentation on the display or local terminal functions The keyboard is a 24 key sealed membrane switch array with an embossed graphic overlay Each valid keystroke will be accompanied by an audible click sound for positive operator feedback The display is a two line by twenty four 48 character electro reflective liquid crystal display It can display any of the 96 standard ASCII characters in a 5 x 7 dot matrix font and has a blinking cursor symbol to indicate current character placement The display has as its primary purpose to visually present to the operator all valid displayable ASCII codes which are received via the Com munication port or are operator entered in Modes 2 and 3 The display is also used to present the terminal setup parameter values to the operator in the setup Mode A display backlight option is available a different display module that incorporates an electroluminescent electro chemical lighting element behind the liquid crysta
34. lid count input the contact must remain closed for a minimum duration of 20 milliseconds The maxi mum count rate is 20 counts per second Escape sequence commands are used to transmit the current count values clear the counters and determine the switch status open or closed The TT5B C counters support additional commands to load counters with preset values TT5A COUNTER INPUT This option provides three internal counters The switches interface to the TT5A via a 5 pin DIN connector Pin Description 1 Not used 2 Counter 1 input 3 Signal Ground 4 5 Counter 2 input Counter 3 input TT5A COMMANDS The counters are controlled by ESCape sequences received via the serial port The terminal responds as follows Command Response ESC Y 0 Transmits the status of the three switches 0 for open and 1 for closed The counter 1 is first Counter 2 is second and counter 3 is last out the RS 232 port Example 001 1 amp 2 are open 3 is closed ESC Y 1 Transmits the value stored in counter 1 in decimal First the value is sent with zeros suppressed then a carriage return CR and op tional line feed LF ESC Y 2 Transmits the value stored in counter 2 in decimal ESC Y 3 Transmits the value stored in counter 3 in decimal ESC Y 4 Clears the value stored in Count 1 ESC Y 5 Clears the value stored in Count 2 ESC Y 6 Clears the value stored in Count 3 Where ESC ASCII character 1B Hex Y
35. lost SETUP MODE Once in the Setup Mode the contents of each setup register is presented to the operator for his her review along with the option of entering a new set of values into each register Each register is represented in the form of eight binary digits each of which can be either a one or a zero setting Generally where applicable a one 1 will enable a feature and a zero 0 will disable a feature Each register s contents is presented on the display in the following format SR 12345678 12345678 SR1 00101100 When you have keyed in the new 1 s and O s for the register depressing the ENTERkey will cause those bits to be entered into the internal register and the display to advance to the next register When there are no changes to be made to the bits in an individual register depressing the ENTER key will advance the display to the next register To exit Setup press ENTER until the display returns to a blinking cursor The keys on the keyboard which are illegal for the Setup Mode will cause an Audible Beep to be sounded if they are depressed Following the last setup register the display will present several additional prompts to be examined and or modified These parameters include the Operating Mode Unit Address Total Columns and Options in the TT5A B or C Set Up Register TO DO IO DO IO IO IO PP aoe oA oni WWwWwnwwww oa A NNNN 0 Bit AONOaARWND ANOaRWND ANOaRWND
36. mbrane keyswitch array organized in a six column by four row array of key elements located on 0 750 inch center to center placement The array is covered by a laminated five color graphic overlay which also includes a clear window covering the display The twenty two main keys on the TransTerm 5 keyboard can generate codes in each of three different manners by singular depression of the key or by preceding the key depression with a single depression of either the S1 Red or S2 Blue shift keys For custom applications the standard 5 color overlay can be replaced by at the time of order a window overlay which then allows the purchaser to customize the keyboard legends easily Unshifted keys include the nine numerics 0 9 Clear Delete Enter Space and the eight func tion keys F1 through F8 inclusive The numeric keys generate the ASCII numeric codes in the range of Hex 30 39 The Clear Delete Enter and Space keys generate Hex 18 7F OD and 20 respectively The eight function keys can generate up to fourteen characters of ASCII data only two codes in the TT5 xx model depending on how they are programmed by the user The charac ter codes so generated may be regular displayable ASCII or can be control codes such as the ENTER code or an escape sequence which will be transmitted or internally interpreted accord ingly depending on the current operating mode of the terminal or a mixture of all of these Shifted keys are generated with a two key
37. nO LOR TT5C Load Options Register ESC R TCA Transmit Cursor Address ESC S SVB Store Setup Bits in EEPROM ESC Vr TFK Transmit Function Key Registers ESC W r xxx LFK Load Function Key Registers ESC X RST Terminal RESET ESC Z XID A B C Transmit ID NAME ESC 1 ESC 2 ESC 3 ESCA ESC B ESC C ESC D ESC E ESC F Escape Sequence Command Definitions A B C A B C ACTION TAKEN SM1 Set Mode 1 Causes the terminal to be placed in operating Mode 1 Teletype Compatible Mode Valid only after RESET ESC X SM2 Set Mode 2 Causes the terminal to be placed in operating Mode 2 Block Send Mode Valid only after RESET ESC X SM3 Set Mode 3 Causes the terminal to be placed in operating Mode 3 TNET compatible multidrop polling mode Valid only after RESET ESC X TDL Transmit Display Line Causes all of the keyed data characters on the current display line to be transmitted to the host computer as a string The string will be terminated by an ASCII CR Hex OD TDB Transmit Display Buffer Causes all of the keyed data in the display buffer to be transmitted to the host computer The line will be terminated by an ASCII CR CDL Clear Display Line The keyed data on the current line in the display buffer will be cleared The cursor will be positioned at the left most position This command duplicates the clear key CDB Clear Display Buffer All keyed data in the display buffer wil
38. nction 10 CLR Receive Data Loop 11 CLR Receive Data Loop 12 CLT Transmitted Data Loop 13 CLT Transmitted Data Loop 15 CLRO CL Receiver output Tie to RD Pin 3 for current loop operation NOTE CTS Pin 5 must be tied to DTR Pin 20 for current loop operation TNET Interface Option Signals DB25F connector The TransTerm 5 communications port may be optionally configured with a RS 422 compatible Tri State differential interface for use on the Computerwise TNET shop floor network system The pin assignments on the DB25F I O connector for the RS 422 signals are as follows Pin No Name DTD DTD DRD DRD DRO Function Transmitted Data Transmitted Data Received Data Received Data RS422 RCVR output Tie to RD Pin 3 for RS 422 operation NOTE The FG Pin 1 or SG Pin 7 to DC ground of the host computer using an additional wire wire pair or the cable shield if available These connections are accomplished in the TMA1 modular adapter for TNET Mode 3 operation More preferable would be the M model with a pair of built in modular jack which eliminates the need for the TMA1 adapter when using modular cable Category 3 or Category 5 See Figures 11 4 and 11 5 TNET Interface Option Signals Built in modular jacks Pin No Name VDC GND DTD DTD DRD DRD GND VDC ANOaRWND Function Power 12Vdc Nom Ground Transmit Data Transmit Data R
39. nd S2 Blue keys 3 Apply power to the TT5A B wait for power up reset to complete 4 Release S1 and S2 keys 5 Remove power from TT5A B 6 Apply power to TT5A B 7 Restore TT5A B SETUP to your requirements APPENDIX ASCII Character Set Char Decimal Hex Octal Char Decimal Hex Octal NUL 00 00 000 64 40 100 SOH 01 01 001 A 65 41 101 STX 02 02 002 B 66 42 102 ETX 03 03 003 C 67 43 103 EOT 04 04 004 D 68 44 104 ENQ 05 05 005 E 69 45 105 ACK 06 06 006 F 70 46 106 BEL 07 07 007 G 71 47 107 BS 08 08 010 H 72 48 110 HT 09 09 011 l 73 49 111 LF 10 0A 012 J 74 4A 112 VT 11 0B 013 K 75 4B 113 FF 12 0c 014 L 76 4C 114 CR 13 oD 015 M 77 4D 115 SO 14 0E 016 N 78 4E 116 SI 15 OF 017 9 79 4F 117 DLE 16 10 020 P 80 50 120 DC1 17 11 021 Q 81 51 121 DC2 18 12 022 R 82 52 122 DC3 19 13 023 S 83 53 123 DC4 20 14 024 T 84 54 124 NAK 21 15 025 U 85 55 125 SYN 22 16 026 V 86 56 126 ETB 23 17 027 Ww 87 57 127 CAN 24 18 030 X 88 58 130 EM 25 19 031 Y 89 59 131 SUB 26 1A 032 Z 90 5A 132 ESC 27 1B 033 91 5B 133 FS 28 1C 034 92 5C 134 GS 29 1D 035 93 5D 135 RS 30 1E 036 b 94 5E 136 US 31 1F 037 _ 95 5F 137 SP 32 20 040 t 96 60 140 33 21 041 a 97 61 141 r 34 22 042 b 98 62 142 35 23 043 c 99 63 143 36 24 044 d 100 64 144 926 37 25 045 e 101 65 145 amp 38 26 046 f 102 66 146 y 39 27 047 g 103 67 147 40 28 050 h 104 68 150 41 29 051 i 105 69 151 42 2A 052 j 106 6A 152 43 2B 053 k 107 6B 153 f 44 2C 054 l 108 6C 154
40. put 3 Signal Ground 4 Serial data output TT5B C Auxiliary Serial Port Operation The TT5B C auxiliary serial port offers more flexibility than the TT5A aux port The TT5B C port is full duplex and has built in hardware handshaking The port can both receive and transmit data simultaneously and has two separate 250 byte buffers in which to spool data flow in each direction Software hand shaking with X ON X OFF protocol is recognized by the aux serial transmitter and generated by the receive logic The protocol is enabled and disabled by the EXP bit in Setup Register 2 Communications Format Data bits character 8 Parity Bit None Stop Bit 1 Baud Rate s 110 to 19 200 SETUP Register Assignments The auxiliary serial port is configured by the bits in Setup Register 4 of the TT5A or Setup Register 6 of the TT5B and C The operating mode and baud rate of the auxiliary port are initialized at terminal reset or power up If either value is changed via the Setup mode the terminal should be reset to invoke the new setup values TT5A SR 4 is defined as follows TT5A SR 4 Bit Description 1 2 3 Baud Rate 0 0 0 9600 1 0 0 4800 0 1 0 2400 1 1 0 1200 0 0 1 19 200 1 0 1 300 0 1 1 150 1 1 1 110 Z 8 Operating Mode 0 0 Bi directional 1 0 Output Only 0 1 Input Only 1 1 Not Allowed w TT5B SR 6 Name BR1 BR2 BR3 PS1 PS2 PEN DBS CSE ANOaRWND Function Baud Rate Selection Baud Rate Selection Baud Ra
41. ransmit the contents of designated the function key register 1 through 8 out the communication port The TT5 transmits the register value in a four character message consisting of the ASCII representation of the hexadeci mal values 00 FF of each of the two bytes of the associated function key register The TT5A B transmits the contents of the requested function key register as actual ASCII codes in one continuous string ESC W LFK Load Function Key This command modifies the contents of one of the function key registers The sequence is as follows TT5 ESC W r XXXX Es Is the function key number 1 8 for F1 F8 XXXX Is the ASCII representation of the hexadecimal values 00 FF to be placed in the two bytes of the associated function key each key will hold up to 2 characters TT5A B C ESC W rd XXXX d T Is the function key number 1 8 for F1 F8 d Is the delimiter code This code must be at the beginning and end of the character string This code can be any character not in the string ie or are good delimiters XXXX Is the ASCII character string to be stored in the function key each key will hold up to 14 characters The TransTerm requires five milliseconds to load each character ESC X RST Reset This command has the same effect as applying power to the unit A complete terminal reset is performed ESCZ A B C XID Transmit Terminal ID This command will cause the terminal to send the following ASCII mess
42. rsor will not ad vance beyond the last line of the display nor will the top line be lost due to scrolling In addition in Modes 2 and 3 when ELM is cleared 0 all keyed data in the display buffer is transmitted when the ENTER key is depressed and when ELM is set 1 only keyed data on the current line cursor loca tion will be transmitted See XAL bit for additional permutations Send All Data When the XAL bit is set 1 in Modes 2 and 3 the terminal will transmit all of the data in the display buffer at the time the ENTER key is depressed When the XAL bit is cleared 0 only the key entered data in the display buffer is transmitted Auto Keyboard Re enable When the AKE bit is set 1 in Mode 2 the terminal will automatically have its keyboard re enabled after completing trans mission of the data for the previous ENTER operation When the AKE bit is cleared 0 the terminal s keyboard will remain disabled until it has received an ASCII SI code Enable Xon Xoff Protocol When the EXP bit is set 1 the terminal will transmit the ASCII XOFF Hex 13 code whenever the input buffer is full When the input buffer is again empty the XON Hex 11 code is transmitted When the EXP bit is cleared 0 this procedure is disabled Disable Keyboard When DKB is set 1 keyboard input will be inhibited Input from optional interfaces will be permitted This is normally set and cleared under program control to temporarily accept
43. state of each of the eight bits in the respective setup register Least significant bit first SSB Set Setup Bit This command allows the host computer to set an individual setup bit which in turn determines the terminal s operating charac teristics The SSB command is a four character sequence ESC M r b The third character r selects the register and must be in the range of ASCII 1 to 8 Hex 31 38 Any invalid values for r or b will cause this command to have no effect This command sequence should be used with care to avoid making irreversible changes such as to the baud rate etc CSB Clear Setup Bit This command is used to Clear a setup bit It is a four character command ESC N r b as defined for the SSB command TCA Transmit Cursor Address This command is used by the host com puter to ascertain the current cursor position Upon receipt of the command the TransTerm 5 will transmit its cursor address as a two character response identical to the LCA command SVB Store Setup Bits This command will cause the TransTerm 5 to save its setup bits in permanent EEPROM memory For the TT5B this command will also save the Function key registers in EEPROM For the TT5C this command will also save the current Operating Mode value in EEPROM thus effective a permanent Operating Mode change for the terminal See SM1 SM2 SM3 TFK Transmit Function Key This command is used to request the terminal to t
44. stroke sequence which begins with either the Red S1 key or the Blue S2 key The codes which can be keyed with these two shift keys are as follows Shift Key Codes S1 Red ACEGIKMOQS UWY ESC S2 Blue BDFHJLNPRT VXZ HEX CHAPTER 6 TransTerm 5 Set Up GENERAL The TransTerm 5x has many features that can be configured by the user The TransTerm 5x has standard settings for these operating parameters pre initialized at the factory as factory defaults The user can change any of these settings to meet the needs of his application Once modified the new setup configuration is saved in non volatile memory that is preserved even when the terminal is turned off At power up reset time the setup values are used to establish the operating characteristics of the terminal When you are satisfied with the features as selected you may inhibit further setup feature modifications from the keyboard by setting Bit 7 in Register SR3 okok RRR RR ko CAUTION Once this bit has been set you must use one of the ESCape sequence com mands described in Chapter 8 to regain keyboard access to the Setup Reg isters or use the method described in Appendix H The setup features are programmed into the setup Registers via key entry through the keyboard When the two shift keys are actuated in the following order S2 blue S1 red S2 blue the TransTerm 5 will enter the setup mode Any data which was on the display will be erased and
45. t up features will be programmed into the terminal s non volatile memory CHAPTER 4 Communication GENERAL The TransTerm 5 can be connected directly to a local computer or to a modem for remote telecom munications For direct connection the standard RS 232 or optional RS 422 interfaces may be used Generally speaking the consideration of cable distance is the determining factor in choosing which of the two interfaces is preferred For a connection of less than fifty feet the standard RS 232 interface will serve and for point to point connections greater than 50 feet or when multiple terminals are to be communicated with using one serial port the TNET interface option RS 422 on each terminal is necessary as is the TIM1B network controller SERIAL DATA FORMAT The Transterm 5x terminal communicates using serial asynchronous data format Each character is transmitted using a leading start bit 7 or 8 data bits a parity bit and one or two stop bits The data bits are transmitted and received with the least significant bit first in time sequence followed by the parity bit and the stop bit s The terminal s serial receiver needs to receive only one stop bit for proper operation and is unaffected by the receipt of more than one stop bit The terminal s transmitter always transmits two stop bits and therefore is compatible with a receiver set for either one or two stop bits The parity bit is used to detect single bit errors in the recei
46. te Selection Parity Selection Parity Selection Parity Enable 7 8 Data Bits CTS Enable The above Setup bits have the same definition as those in SR 1 Software Control Serial data input via the AUX port is transmitted to the host computer as if it had been entered from the keyboard of the terminal Serial data from the host computer is either sent to the display of the terminal or sent to the AUX port The host computer can direct the terminal where to send data with the following control codes DC2 12H gt Will direct data from the host computer to the TT5A B C AUX port DC4 14H gt Will direct data from the host computer to the TT5A B C display All characters received by the terminal after a DC2 will be sent to the AUX port until the terminal receives a DC4 Auxiliary Serial Port Connector DE9F Pin Signal Definition TT5B C only PIN VO DESCRIPTION 1 NC Carrier Detect 2 l Receive Data 3 O Transmit Data 4 O Data Terminal Ready 5 Ground 6 NC Data Set Ready 7 O Request To Send 8 l Clear To Send 9 NC Ring APPENDIX F Counter Inputs Counter inputs are available on the TT5A B and C models The TT5A supports three counter inputs while the B and C models support four The counters accumulate count values based on the opening and closing of external dry switch contacts Each internal counter will count to 99 999 999 decimal A count is recorded by shorting the counter input signal to DC ground For each va
47. terface a MT 211 read only magnetic stripe card credit card etc reader unit to the TransTerm 5A B C to capture and decode the data on either Track 2 or optionally Track 1 and convert the data to ASCII The ASCII data is then processed by the terminal as is key entered data The reader is connected to the terminal by a ten inch cable and if desired can be mounted on either the side or front of the terminal add on charge may apply See the MT 211 documenta tion for more information on the operation and use of the reader The magnetic stripe reader interface in the TT5A is controlled by settings in Setup Register No 4 as delineated below The magnetic stripe interface in the TT5B or C can be used with either a Track 1 or a Track 2 reader or with a reader which will read both tracks and in such case the data read from Track 1 will take precedence over data read from Track 2 Setup Register Bit Assignments TT5A SR 4 Bit Name Function 1 Not used by M S Opt 2 EHD Enable Header Code 3 EAE Enable Auto Enter 4 EOP Enable M S Input 5 Not used by M S Opt 6 EMS Enable M S Start Stop Codes 7 Not used by M S Opt 8 Not used by M S Opt TT5B or TT5C SR 4 Bit Name Function 1 EOP Enable Optional Input 2 EHD Enable Header Code 3 EAE Enable Auto Enter 4 Not used by M S Opt 5 Not used by M S Opt 6 Not used by M S Opt 7 Not used by M S Opt 8 EMS Enable M S Start Stop Codes MSCR interf
48. tion port and the keyboard to be disabled depending on setup bit AKE Each line of the transmitted message is terminated with a CR or a CR LF depending on setup bit ENL The keyboard will remain disabled until it is re enabled by a SI control code from the host computer Mode 3 TNET Multi terminal Mode This mode allows up to 250 TransTerm terminals equipped with the optional RS 422 interface TNET interface to share a common communication link with a central network controller which is intern attached to a host computer Each terminal on the network must have a unique address UAC as established in the Setup Mode See Chapter 6 and communication with the TIM1B network controller requires the terminal s to be polled by the TIM1B using the POLLING se quence In this manner each terminal is selected by receipt of the selection character SOH followed by the unit address character UAC Once selected the terminal will be able to receive ASCII data in a manner similar to Mode 2 Characters entered from the keyboard are placed into the display buffer locally as in Mode 2 In Mode 3 however depression of the ENTER key will only set an internal SEND flag and disable the keyboard to prevent further operator input The key entered data is then requested by the host computer by its sending an ENQ code while the unit is selected as described above Such data residing in the display buffer is subsequently transmit ted by the TransT
49. tware hand shaking TT5A Aux Port Operation The aux serial port in the TT5A can operate in one of three different modes to accommodate most applications These three modes are described below Bi directional In this mode the serial input pin is used to receive data from the aux device and the output pin is used to send data to the Aux device The port cannot send and receive simulta neously and it is up to the user to make sure that this does not occur otherwise data will be corrupted Output Only In this mode the Output pin is used to send serial data to the external device and the Input pin 2 is used as a Clear to Send input When the Input pin is high output is allowed and when the Input pin is low output is disallowed Input Only In this mode the Input pin is used to receive serial data from the external device and the Output pin is used as a Ready signal The Ready signal is high V when the port is ready to receive data and it is low when the port is not ready to receive Ready will go low when the 250 byte input buffer is 3 4 full and will go back high when the buffer is 3 4 empty This mechanism is used to throttle data transmission from very fast devices The Ready signal may be tied to the external device s CTS input Electrical Interface The signals for the TT5A Aux port are provided on a 5 pin circular DIN connector The pin assign ments are as follows Pin Description 1 5VDC output 2 Serial data in
50. ved data on a per character basis The parity selection setup bits in SR1 PEN PS1 and PS2 enable or disable parity generation and checking and determine the state of the parity even odd mark space bit which will be transmitted by the terminal and checked by the receiver RS 232 INTERFACE The TransTerm 5x communication interface signals are available on a connector which is acces sible through a cutout in the rear of the unit The connector is a DB 25 EIA RS 232 type female The addition of either of the optional interfaces 20 ma current loop or RS 422 will not affect the availability or operation of the RS 232 signal interface The signals and pin assignments for the RS 232 interface and the optional RS422 interface are described in detail in Appendix A LOCAL KEYBOARD ECHO In a typical Mode 1 installation the TransTerm 5x will transmit and receive data simultaneously Data entered on the keyboard will be transmitted out the communications port however with local echo enabled LKE the keyed data is also presented locally on the display in addition to being transmitted CHAPTER 5 Keyboard Operation The TransTerm 5 keyboard delivers operator keyed input to the terminal In so doing it generates ASCII codes that depending on the Mode of operation are either transmitted out the communica tions port or processed and or displayed internally within the terminal The TransTerm 5 keyboard See Figure 5 1 is a flat panel me
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