"" PC COM ISA BUS 4 PORT 125
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1. 36 5 12 11 10 7 14 CH4 CH3 CH2 CH1 IRQ 15 14 12 11 10 JP7 JP9 37 If an additional PC COM ISA bus 4 port adapter is installed then set JPL AAAAAAA E JP2 AAAAAAA E CH 9 8 7 6 5 4 3 N CH2 9876543 N 1A0 NP R 1A8 5 n 4 JP3 AA AA AA AE JPA AAAAAAA E CH3 9 8 7 6 5 4 3 N CH4 9 8 7 6 5 4 3 N 1B0 RE 3 R 1B8 noe JP5 A A A A A A A A A A E 1BF 9 8 7 6 5 4 3 2 1 0 N IRQ JP6 15 14 12 11 10 7 5 4 3 2 e e e e s e e a CH4 e e e o e e e e e CH3 X A A 3 m o CH2 X R a 2 2 lt a ul CHI JP7 15 14 12 11 10 7 5 4 3 2 JP9 38 D 2 Software installation We assume you will install two PC COM ISA bus 4 port adapters which provides eight I O ports Addresses are 2A0H 2A8H 2BOH 2B8H 1A0H 1A8H 1BOH and 1B8H The interrupt is set to IRQ4 for the first adapter and IRQ3 for the second adapter We also assume your PC MOS 386 can support more than 9 users a Prepare CONFIG SYS file The contents of CONFIG SYS includes DEVICE DEVICE 52TERM SYS SERIAL SYS AD 2A0 HS X IN 4 AD 2A8 HS X IN 4 AD 2B0 HS X IN 4 AD 2B8 HS X IN 4 AD 1A0 HS X IN 3 AD 1A8 HS X IN 3 AD 1B0 HS X IN 3 AD 1B8 HS X IN 3 2 2 There are several serial device drivers supported by PC MOS 386 You must select the device driver according to the terminal type connected In this example we use VT52 as a terminal device The following device drivers are support2. 22 gt a op op ud o P ZH ap CH4 CH3 CH2 CH1 Second adapter b 5 7 11 10 12 CH3 CH2 CH1 IRQ 14 12 11 15 JP7 JP9 23 Device dev tty00 3F8 3FF dev tty01 2F8 2FF dev tty02 dev tty03 dev tty04 dev tty05 dev tty06 dev tty07 24 Enhanced Mode 2 First adapt a JP1 AAA CH1 2A0 AAA 654 CH4 CH3 CH2 CHI IRQ 15 14 12 11 10 JP7 JP9 25 Second adapter b A 5 15 14 12 11 10 IRQ B JP6 IRQ 14 12 15 JP7 26 JP9 lp port Device Standard COM1 dev tty00 port COM2 dev tty01 First dev tty02 adapter dev tty03 dev tty04 dev tty05 z second dev tty06 adapter dev tty07 dev tty08 dev tty09 27 3F8 3FF 2F8 2FF B 2 Software Installation When the board is configured and installed please install software drivers as follows 1 Login as a root user 2 Create a temporary directory and change default to this directory Please type mkdir usr temp cd usr temp where is the system prompt 3 Insert distribution diskette which contains device drivers into floppy disk drive A then copy the files from the distribution diskette to a temporary directory Step 1 Copy batch file to usr temp please type doscp r A copy chmod 0755 copy Step 2 Copy device
3. PC COM ISA BUS 4 PORT RS 232 CARD USER MANUAL PC COM ISA BUS USER MANUAL 4 PORT SERIAL ADAPTER CONTENTS CHAPTER 1 Introduction nane eeveesis 1 CHAPTER 2 Unpacking information 3 CHAPTER 3 System Requirements 4 CHAPTER 4 Hardware installation 5 CHAPTER 5 Switch Settings 6 CHAPTER 6 Cabling information 15 APPENDICES a PC COM Diagnostic Under MS DOS 18 b IBM XENIX Configuration 21 c SCO XENIX UNIX Configuration 31 d PC MOSI386 Configuration 36 e Concurrent DOS Configuration Multi user Dr DOS Configuration 45 f PICK Configuration 11 1 1 48 g AT amp T UNIX Configuration Interactive UNIX Configuration 51 h FIFO CHips for Multi user DOS 59 i FIFO Chips for UND ai ana 61 ji Warranty Information ureeene 67 k OS 2 Device Driver _ Lerro 70 CHAPTER 1 INTRODUCTION The PC COM ISA bus 4 port adapter provides four asynchronous serial communication ports RS232C which link the computer and serial peripheral devices such as modems serial printers plotters etc The PC COM ISA bus 4 port adapter may be configured with up to four individually addressable RS232
4. JP6 IRQ 14 12 11 10 15 JP7 JP9 32 COM2 Second adapter 2 5 7 12 11 10 14 JP5 1BF JP6 CH4 CH3 CH2 CH1 10 14 12 IRQ 15 JP7 JP9 33 2 Enter system maintenance mode Boot the XENIX operating system then enter system maintenance mode 3 Install serial port Type mkdev serial 4 The screen will display You would like to install a 1 1 port card 2 2 port card 3 4 port card 4 5 port card 5 8 port card Select an option or enter q to quit Enter number 3 then press return 5 The screen will display The card is configured as 1 COMI 2 COM2 3 COM3 3 COM4 Select an option or enter h for help or tq to quit Enter number 1 and press return The 34 system will configure four serial ports as ttyla ttylb ttylc ttyld Repeat step 3 to step 5 and enter number 2 to select COM2 configuration The system will then configure another four serial ports tty2a tty2b tty2c tty2d 6 Enable serial ports Enable each serial port by using the enable command Please type enable ttyla enable ttylb enable ttylc enable ttyld enable tty2a enable tty2b enable tty2c enable tty2d FH sk e e t 7 Connect each terminal to a DB25 connector 35 APPENDIX D PC MOS 386 CONFIGURATION D 1 Hardware configuration You may set arbitrary I O addresses and interrupts under PC MOS 386 However we suggest you use the following
5. FIFO CHIPS FOR UNIX To use the FIFO chips and FIFO driver under UNIX XENIX operating system please note us for extra charge The UNIX XENIX drivers are used to drive 16550 chips with FIFO Before use the device driver please insert protect key dongles into your printer adapter We provides SCO AT amp T and INTERACTIVE UNIX XENIX drivers in the distribution disk For UNIX system the hardware configuration and software installation procedures are the same as APPENDIX G please refer it For SCO XENIX system the hardware configuration is shown in the below and the software installation procedure is the same as APPENDIX G 61 La JP1 CH1 2A0 JP3 CH3 2B0 JP5 2BF JP6 JP7 first adapter I O port address Interrupt Interrupt A 8 o Ni A 7 om b A JP Ad 0 AA 5 4 AA 5 4 0 M 12 2A0H level IRQ3 vector 2BFH AE JP2 3 N CH2 2A8 A E JP4 3 N CH4 M 2B8 A A A A 5 4 3 2 11 10 7 5 11 10 7 62 A 9 to 2B8H or IRQ10 AAAA 8 765 AAAA 8 765 A E O N 4 2 4 3 sp ny Wp Z bi w z tr CH4 CH3 CH2 CH1 or JP6 JP7 JP9 IRQ 15 IRQ 15 14 12 11 10 7 5 dev ttyill dev ttyil2 dev ttyi13 dev ttyil4 63 4 3 2 A CH4 11 1 em 1 1 cm II em 4 3 2 dev tty111 dev ttyI12 dev ttyI13 aev ttyIl4 Ku JP1 CH1 140 JP3 CH3 1B0 JP5 1BF JP6 JP7 s
6. The nine jumpers must be correctly configured to coincide with the operating system you are using The operating system you intend using capable of driving multiple serial ports CHAPTER 4 HARDWARE INSTALLATION Your PC COM ISA bus 4 port adapter is designed to be inserted in any available slot in your PC AT PC 386 or compatible In order to gain access to the expansion slots follow the steps listed below 1 Turn off all power to your computer and all peripheral devices before installing your PC COM ISA bus 4 port adapter 2 Remove the cover of the computer 3 Insert the preconfigured PC COM ISA bus 4 port adapter into any available slot Make sure the adapter is firmly seated in the chosen slot 4 Replace the cover of the computer 5 Connect cables to the DB25 connectors as required CHAPTER 5 JUMPER SETTINGS 5 1 Introduction JP1 JP2 JP4 JP5 The nine jumper blocks on the PC COM ISA bus 4 port adapter must be configured correctly in accordance with the operating system you are using Jumper 1 Determines the I O Jumper 2 Determines the I O Jumper 3 Determines the I O Jumper 4 Determines the I O Jumper 5 address address address address of the of the of the of the port 1 port 2 port 3 port 4 Selects the interrupt vector address and determines which port is active when an interrupt occurs JP6 JP7 JP8 JP9 Jumper 6
7. ports and individually interruptible for any IBM PC AT PC 386 or hardware compatible system under MS DOS or any other multi user operating systems such as PC MOS 386 Concurrent DOS Dr DOS PICK XENIX UNIX etc The PC COM ISA bus 4 port adapter can be addressed anywhere within the full range of PC 1 0 ports and each port address can be set individually as your requirement The interrupt selectable feature provide individual interrupt selection for each port so that you can arrange the 4 ports in any combination of interrupt you need The features of the PC COM ISA bus 4 port adapter are i Four RS232C ports for asynchronous communications Suitable for XENIX UNIX MS DOS PC MOS 386 CONCURRENT DOS Dr DOS etc IBM PC AT PC 386 PC 486 hardware compatible Interrupt selectable for each port ISA bus IRQ selectable IRQ2 IRQ15 I O address selectable for each port Interrupt vector address selectable CHAPTER 2 UNPACKING INFORMATION Check that your PC COM ISA bus 4 port package includes the following items PC COM ISA bus 4 port adapter Expansion cable with standard 25 pin connectors User manual PC COM software Warranty form CHAPTER 3 SYSTEM REQUIREMENTS Before installing your PC COM ISA bus 4 port adapter make sure that The PC COM ISA bus 4 port adapter can be installed in all compatible computers including IBM PC AT PC 386 and PC 486 machines
8. than 33MHZ 13 6 Select activation status JP9 The JP9 is used to select the activation status of interrupt Please see interrupt vector setting section for more details 14 CHAPTER 6 CABLING INFORMATION The communication interface follows the FIA RS232C standard A special cable with a DB37 connector is provided in the package this cable connects the signals from the DB37 connector into four standard DB25 connectors 37 Pin D Sheil 25 Pin D Sheil Connector Connector O O 20 Pin Locations for Male Connectors 15 6 1 DB25 Connectors The signal assignments for a standard DB25 connector are shown below DB25 RS 232C Signal Pin Signal Name Name Direction 1 Chassis Ground GND AA Common 2 Transmit Data TxD BA Output 3 Receive Data RxD BB Input 4 Request to Send RTS CA Output 5 Clear to Send CTS CB Input 6 Data Set Ready DSR CC Input 7 Signal Ground SG AB Common 8 Data Carrier Detect DCD CF Input 20 Data Terminal Ready DTR CD Output 22 Ring Indicator RI CE Input 16 6 2 Cable Connections To connect the PC COM ISA bus 4 port adapter to other DATA TERMINAL EQUIPMENT DTE devices we recommend DTE to DTE connection which is shown below Signal Pin Pin Signal DTE DTE GND 1 1 GND TxD 2 3 RxD RxD 3 2 TxD DTR 20 6 DSR DSR 6 20 DTR SG 7 7 SG DCD 8 4 RTS 5 CTS RTS 4 CTS 5 8 DCD 17 APPENDIX A PC COM DIAGNOSTIC UNDER MS DOS A 1 Diagnostic under MS DOS
9. 7665702 TELEX 16059 DECISION TEL 02 766 5753 7659782 769 5786 Each piece of PC COM package permits user to use PC COM only on a single computer a registered user may use the program on a different computer but may not use the program on more than one computer at the same time Corporate licensing agreements allow duplication and distribution of specific number of copies within the licensed institution Duplication of multiple copies is not allowed except through execution of a licensing agreement Welcome call for details 67 J 2 Warranty Information PC COM warrants that for a period of one year from the date of purchase unless otherwise specified in the warranty card that the goods supplied will perform according to the specifications defined in the user manual Furthermore that the PC COM product will be supplied free from defects in materials and workmanship and be fully functional under normal usage In the event of the failure of a PC COM product within the specified warranty period PC COM will at its option replace or repair the item at no additional charge This limited warranty does not cover damage resulting from incorrect use electrical interference accident or modification of the product All goods returned for warranty repair must have the serial number intact Goods without serial numbers attached will not be covered by the warranty Transportation costs for goods returned must be paid b
10. IGURATION The first PC COM ISA bus 4 port board should be installed using IRQ4 COM1 and the second board as IRQ3 COM2 Be sure to disable any existing COMI or COM2 serial ports 48 Te JP1 CH1 2A0 JP3 CH3 2B0 JP5 2BF JP6 JP7 JP9 First board Address range Interrupt AAA 8 7 6 A 9 O ni IRQ 15 SP Nd Hap O p A 5 VI gt a A Bp e z IRQ4 AE 2A0H to 2B8H gt gt w 10 49 JP2 CH2 2A8 JP4 CH4 2B8 A 2 SP 0 gt 0D N A 8 A 8 A 0 Z tj po sp WD w D CH4 CH3 CH2 CH1 2 JP1 CH1 1A0 JP3 CH3 1B0 JP5 1BF JP6 JP7 JP9 Second Board Address range Interrupt IRQ3 AAAAAE 6 5 4 3 op op wop A 8 e o gt 7 A 7 o IRQ 15 IRO 15 Nd ap 14 AA 5 4 nb 12 A 3 A 5 11 N Z td 1A0H to 1B8H A p Wp 50 JP2 CH2 1A8 JP4 CH4 1B8 A 2 Ko 0 Sp zi o ny um ay ab u w z tej wyp CH4 CH3 CH2 CH1 APPENDIX G AT amp T UNIX CONFIGURATION INTERACTIVE UNIX CONFIGURATION G 1 Hardware Configuration For AT amp T UNIX and INTERACTIVE UNIX the special device drivers are provided on the distribution diskette The hardware configurations are shown in the following 1 first adapter I O port address 2A0H t
11. SERINIT 1 9600 N 8 1 MOS SERINIT 2 9600 N 8 1 MOS SERINIT 3 9600 N 8 1 MOS SERINIT 4 9600 N 8 1 MOS SERINIT 5 9600 N 8 1 MOS SERINIT 6 9600 N 8 1 MOS SERINIT 7 9600 N 8 1 MOS SERINIT 8 9600 N 8 1 If you have multi user capability you must use the ADDTASK command to create a user partitions The ADDTASK command may be included in the AUTOEXEC BAT file to add users when you boot the computer automatically The syntatic specification of ADDTASK is ADDTASK memsizeK task ID class startup term ID port baud rate memsize Enter the amount of memory you want to allocate to the user it must be at least 32K The memory size should be large enough to facilitate whatever applications are to be run in the partition task ID Enter up to two digits for the task number to assign to the partition Zero is reserved for the partition in base memory 42 class Enter the security class startup enter up to eight characters for the name of a startup batch file for the task term ID Enter device driver name which is specified in the step a port Enter the number of the serial port to vhich a terminal for this aa on is connected baud rate Enter the baud rate for the serial port In this example ve add eight serial ports in the system and each memory partition occupies 32K bytes of memory When we turn on the first terminal I O port address 2A0H it vill run the auto execution file vhich is TTY1 BAT The ta
12. Select interrupt for each I O port The range is from IRQ2 to IRQ15 Jumper 7 Enable selected interrupt The selection of this jumper should correspond to the selection of JP6 Jumper 8 Select delay wait state Jumper 9 select the activation status low or high of interrupt vector DECISION COMPUTER INTERNATIONAL CO LTD APORT RS 232 ISA BUS CARD DCI920414 GO VE JE 1 D CH aa i 5 2 Selection of Jumper Settings It is important to refer to the user manual supplied with your operating system to determine the correct configuration Although we provide installation advice for various operating systems it is not possible to cover all systems in this user guide Please contact your supplier if you have any difficulties with configuration IMPORTANT CARE MUST BE TAKEN IN SELECTING THE CONFIGURATION OF JUMPERS TO ENSURE YOU DO NOT DUPLICATE SETTINGS OF OTHER EQUIPMENT ALREADY INSTALLED IN YOUR COMPUTER DUPLICATION OF SETTINGS WILL RESULT IN A MALFUNCTION OF ONE OR BOTH DEVICES Please refer to the following settings for each jumper block If you are installing more than one board do not duplicate jumper settings for any parameter 1 I O Port Address A A A 9 7 6 u a ta e e e LJ e A 8 q y A 3 JP1 to JP4 are used to select UART 1 0 address for each port Where JP1 is used to select port 1 address JP2 is used to select port 2 address etc Each JP contains A9 to A3 jumper pin
13. The 4rs232 program provides a diagnostic routine to test your PC COM ISA bus 4 port adapter under MS DOS It has internal and external loopback tests A loopback plug must be connected to each port being tested Pins 2 Tx and 3 Rx must be shorted together in the plug The hardware configuration is shown in the following 18 12 11 10 14 IRQ 15 14 12 11 10 JP7 JP9 19 To test your PC COM ISA bus 4 port adapter under MS DOS please type A gt 4rs232 A gt means system prompt the screen will display 4 RS232C enhanced mode Please make sure a loopback plug be connected Input delay cycle 386 4000 AT 1000 XT 600 For an XT you may type a number larger than 600 For an AT or 386 you may type a number larger than 1000 The number is dependent on your machine cycle If your machine cycle is very fast type a larger number to synchronize the I O speed of the 16450 chips A 2 PC COM Software The PC COM software provides device drivers library routines and virtual terminal programs under MS DOS Please see the PC COM software manual for more details 20 APPENDIX B IBM XENIX CONFIGURATION B 1 Hardware Configuration 1 Compatible Mode 21 JP1 CH1 3F8 JP3 CH3 2B0 JP5 2BF JP6 JP7 a First adapter AAAA 9876 e e e o SP dm ap IRQ IRO 15 14 A 5 a ap A A 4 AE 3N 11 R b JP2 CH2 2F8 JP4 CH4 2B8 WD N gt
14. drivers to temporary directory please type copy 28 m To install device drivers please type setup The setup program will ask you How many adapters are installed 1 or 2 Is the first adapter in compatible or enhanced mode core After you answer the system will take about four minutes to install the device drivers After installation the old kernel is renamed as XENIX SAVE and the new system kernel is installed as XENIX 5 Reboot the XENIX system Now your new system which includes device drivers is activated 6 Enable each terminal by using the enable command Please type enable dev tty00 enable dev ttyol enable dev tty09 29 7 Connect each terminal to a DB25 connector NOTE If the new system fails to reboot please boot the original system using the command hd XENIX SAVE 30 APPENDIX C SCO XENIX UNIX CONFIGURATION In this chapter the XENIX and UNIX are exchangeable when install the card please follow the AST compatible card To install software drivers into SCO XENIX V2 2X or above the procedure is described in the following steps 1 Select interrupt level The first PC COM ISA bus 4 port adapter should be strapped at IRQ4 COMl The second adapter should be set to IRQ3 which corresponds to COM2 31 COM1 Primary adapter i AE ea z e a ao K 4 o JP2 CH2 2A8 da qo JP5 2BF 12 11 10 14
15. econd adapter I O port ad ress Interrupt Interrupt A 8 gt om o0b co gt u m O A 7 A 7 A 8 A 6 A 6 A 7 14 A 5 01 D no ND UD w yp tx 12 Op A 4 level vector wo 64 1A0H IRQA 1BFH JP2 CH2 1A8 JP4 CH4 1B8 A 2 A 9 O id to 1B8H or IRQ12 A 8 o y Sp Al ap ap A 7 A 5 A 4 A 4 or JP7 15 14 12 11 10 JP9 dev ttyi21 dev ttyi22 dev ttyi23 dev ttyi24 65 4 3 2 CH4 CH3 l CH lt 4 3 2 dev ttyI21 dev ttyI22 dev ttyI23 dev tty124 To enable the 1 0 port under SCO operating system please use enable command which is provided by SCO system DO NOT USE entty COMMAND which is used under AT amp T and INTERACTIVE UNIX Also use disable command to disable the I O port under SCO operating system 66 APPENDIX J WARRANTY INFORMATION J 1 Copyright Copyright 1992 DECISION COMPUTER INTERNATIONAL CO LTD all rights reserved No part of PC COM software and manual may be reproduced transmitted transcribed or translated into any language or computer language in any form or by any means electronic mechanical magnetic optical chemical manual or otherwise without the prior written permission of DECISION COMPUTER INTERNATIONAL CO LTD 4F No 31 Alley 4 Lane 36 Sec 5 Min Shen East Road Taipei Taiwan R 0 C FAX 886 2
16. ed by PC MOS 386 39 PCTERM For PC type terminals Ampex 232 Emulink software Falco 5500 Kimtron KT 7 PC Link Technologies MC1 MC3 and PCtern Televideo PCS1 and Wyse Wy 60 TTTERM For Teletype type terminals AVTERM For ADDS Viewpoint type terminals 3ATERM ADM 3A TITERM Televideo 910 52TERM DEC VI 52 31TERM IBM 3101 19TERM Zenith Z 19 TVTERM Televideo 912C 920C 925 EXTERM Excel 42 44 ANTERM ANSI terminals 40 After a device driver is declared you must enter your I O port addresses handshaking protocol and interrupt In this example I O port addresses are 2A0H 2A8H 2BOH 2B8H 1A0H 1A8H 1BOH and 1B8H and the handshaking protocol is set to X receiver controlled on and off Interrupt level is set to IRQ4 and IRQ3 Where tells MOS that the next line is a continuation of the attributes We explain each parameter setting in the following AD the port address HS handshaking protocol can be set to N None D DTR X XOFF P XPC R results in DTR XPC and RTS IN interrupt level b Prepare AUTOEXEC BAT file The contents of AUTOEXEC BAT file includes ADDTASK 32K 1 TTY1 52TERM 1 9600 ADDTASK 32K 2 TTY2 52TERM 2 9600 ADDTASK 32K 3 TTY3 52TERM 3 9600 ADDTASK 32K 4 TTY4 52TERM 4 9600 ADDTASK 32K 5 TTY5 52TERM 5 9600 ADDTASK 32K 6 TTY6 52TERM 6 9600 41 ADDTASK 32K 7 TTY7 52TERM 7 9600 ADDTASK 32K 8 TTY8 52TERM 8 9600 MOS
17. o 2B8H Interrupt level IRQ4 or IRQ10 Interrupt vector 2BFH JPL AAAAAAAE JP2 AAAAAAAE CHI 9876543N CH2 9876543N 2A0 A A 2A8 JP3 AAAAAAAE IPA AAAAAAAE CH3 9876543N CHA 9876543N 2B0 A 2B8 A z JP5 A A AA A A A A E 2BF 9 7 5 4 3 2 1 0 N A 8 am 51 JP6 or JP6 CH4 CH3 CH 2 CH1 CH4 CH3 CH2 CH1 dev ttyill dev ttyI11 dev ttyil2 dev ttyI12 dev ttyil3 dev ttyI13 dev ttyil4 dev ttyI14 53 2 second adapter I O port address 1A0H to 1B8H Interrupt level IRQ3 or IRQ12 Interrupt vector 1BFH JPL AAAAAAAE IP2 AAAAAAA CH 9876543N CH2 9 8 7 6 5 4 3 1A0 1A8 A JP3 AAAAAAAE JP4 AAAAAAA CH3 98 7654 3 N CH4 9 8 7 6 5 4 3 1BO SRP 3 1B8 3 JP5 A A A A A A A A A A E 1BF 9 8 7 6 5 4 3 2 1 0 N IRQ JP6 15 14 12 11 10 7 5 4 3 2 A 3 A A u w S 4 CH4 5 P dr CH3 a gt e e o CH2 A 3 2 x dee sir ue CHI IRQ JP7 15 14 12 11 10 7 5 4 3 2 54 or IRQ JP6 15 14 12 11 10 IRQ JP7 15 14 12 11 10 JP9 dev ttyi21 dev ttyi22 dev ttyi23 dev ttyi24 55 4 CH4 CH3 e CH2 a s CHL dev ttyI21 dev ttyI22 dev ttyI23 dev ttyI24 G 2 Software Installation The installation procedure for the device drivers is described as follows Login as a root user Backup original UNIX kernel please type cd cp unix
18. s To use local printer connect auxiliary port from terminal please check your terminal manual to send leading code to control your terminal to bypass data to printer 58 APPENDIX H FIFO CHIPS FOR MULTI USER DOS To use the FIFO chips and FIFO driver under multi user DOS Dr DOS please note us for extra charge The DRMDOS driver provides up to 2 cards in the system It uses the external driver generic to drive 16550 chips with FIFO Before use the DRM42 SYS driver please insert protect key dongles into your printer adapter The communication protocol are 1 None 2 XON XOFF 3 DTR DSR 4 CTS RTS The installation procedures are shown in the following 1 Copy DRM42 SYS file from distribution disk into OSUTILS directory C gt copy A DRM42 SYS C OSUTILS 2 Add command into CConfig SYS file DEVICE C OSUTILS DRM42 SYS In m 59 IM IRO for master board IS IRQ for second board aa n IRQ2 to IRQ15 for master board m IRQ2 to IRQ15 for second board The master board address is set from 2A0 to 2B8 and its interrupt vector is 2BF The second board address is set from 1A0 to 1B8 and its interrupt vector is 1BF Fa The default setting is 14 3 To use setup program to setup serial ports The setup program is provides from multi user DOS please note that you must a select 1 Generic own driver 2 8 ports 3 PC terminal when you setup system Reboot the system 60 APPENDIX
19. s and EN jumper pin The A9 to A3 are used to set I O port address when the corresponding pin is short means 0 otherwise no pin short means 1 The figure above set the I O address to 2A0H The EN pin is used to enable selected port not short the jumper means enable the port otherwise if you short the jumper means disable this port The default setting of this boar are E JP2 A JP1 AAAAAAA AAAAAAE CH 98 7654 3N CH2 98 7 654 3N 2A0 2A8 JP3 AAAAAAAE JP4 AAAAAAAE CH3 98 7 6 5 4 3 N CH4 98 765 4 3 N 2B0 2B8 s e e a 10 2 Interrupt Vector JP5 10 o p Sp a u p a W i ND pp op tej The interrupt vector is used to detect which of the four channels is creating the interrupt JP5 is used to set the interrupt vector address A9 to AO corresponding to address selection bit not short the pin when you select the bit to 1 otherwise short the pin to select 0 The default setting of this board is 2BFH The EN pin is used to enable the interrupt vector when short the pin means enable otherwise not short the pin means disable interrupt vector After the interrupt is enabled you may read bit O to detect whether channel 1 is creating an interrupt or not to read bit 1 to detect whether channel 2 is creating an interrupt or not etc If you set active low JP9 open when a data bit of the interrupt vector is set to 0 the corresponding channel is creating an interr
20. sk ID of the first terminal is 1 After ve create a user partition vith the ADDTASK command ve must set the communication parameters for the serial ports The MOS SERINIT command is used to specify communication parameters as follows 43 MOS SERINIT n r p b s the I O port number the baud rate the parity may be N None E Even or o oda the number of data bits the number of stop bits ub JRI In this example we set no parity baud rate 9600 8 data bits and 1 stop bit 3 Terminal setup Suppose you use PC and VTERM software to emulate VT52 you must press CTRL which represents ESC then press B which will refresh the bottom 24 lines lines 2 through 25 of the display on the video screen of a terminal Otherwise your cursor may disappear 44 APPENDIX E CONCURRENT DOS CONFIGURATION MULTI USER DR DOS CONFIGURATION Set I O port address to 2A0 and interrupt to IRQ3 The hardware configuration is shown in the following 45 M Z 12 11 10 7 5 14 JP6 IRQ 5 7 11 10 14 12 15 JP7 JP9 46 To install device drivers please run the SETUP program then follow the menu instructions to set up 1 0 port address communication parameters such as baud rate parity data bits ae etc and handshaking For multi user DOS Dr DOS configuration please set I O port address to 2A0H any interrupt IRQ3 to IRQ15 is used 47 APPENIDX F PICK CONF
21. ss is xxx plus 1F The default setting is M2A0 15 70 3 After the system is boot the device driver name are defined as Port no Driver name E COM3 2 3 4 4 To set up communication parameters please use the Mode COM command from OS 2 example c Mode 19200 N 8 2 TO OFF XON XOFF IDSR OFF ODSR OFF OCTS OFF RTS OFF DTR OFF aha 71 NOTE NOTE NOTE a NOTE NOTH
22. unix bck Insert distribution diskette which contains device drivers into floppy disk drive A then copy the files from the distribution diskette to a temporary directory tar xvf dev dsk fO5d9t PC_ COM To install device drivers please type cd PC_COM sh setup The setup program will ask you 1 How many adapters are installed 2 Which IRQ are selected 3 Communication parameters 56 After answer the above questions then the script will prompt you with The UNIX Operating System will now be rebuilt Please wait 5 Reboot the system Now your new UNIX system which includes device drivers is activated Enable each terminal by using the entty command Please type entty ttyill entty ttyil2 Connect each terminal to DB25 connector NOTE If the new system fails to reboot please boot the original system For interactive UNIX when system is boot please press return key to halt a toboot then type unix bck 57 For AT amp T UNIX please modify AUTOBOOT NO parameter from etc default boot file then type unix bck Please note that before you install your distribution disk you need modify AUTOBOOT parameter To remove device driver from UNIX please type cd PC_COM sh remove After installation please enable each port by entty command and disable port by distty command To change baud rate please update etc inittab and etc conf cf d init base file
23. upt When the bit is set to 1 there is no interrupt 0 0 O 0 CH4 CH3 CH2 CH1 11 3 Interrupt Selection IRQ 15 14 12 11 10 7 5 4 3 2 e e La e e e CH4 gt gt e o e a o e CH3 3 e s 5 d s e Ha g i e A 8 6 4 CH1 e gt e e e a e JP6 is a channel interrupt select matrix you may select interrupt for each channel You can arrange these interrupts in any combination this means you can set all ports in different interrupt or combine several ports into a group to share the same interrupt The figure shown above are for CHI and CH2 to be combined on interrupt 10 CH3 on interrupt 11 and CH4 on interrupt 12 The default setting of this board is combined to share the same interrupt IRQ5 IRQ 15 14 42 11 10 7 5 4 3 2 e e e o LJ LJ CH4 a NIE CH3 e i s 2 CH2 e e e e e e o CH1 12 4 Common IRQ IRQ JP7 15 24 12 11 10 7 5 4 3 2 The JP7 is used to enable IRQ2 to IRQ15 bus lines Please note that the selection of this jumpers should correspond to the selection of the interrupts on the interrupt select matrix JP6 For example if you select IRQ5 and IRQ10 on the JP6 you need short IRQ5 and IRQ10 of JP7 HOWEVER IF MORE THAN ONE BOARD USE COMMON IRQ ONLY SELECT ONE BOARD TO SHORT THE JP7 5 Select Wait State JP8 Pou The JP8 is used to select delay wait state Wait State Not more than 8 MHZ Not more than 12 MHZ Not more than 25 MHZ More
24. y the purchaser Repaired goods will be dispatched at the expense of PC COM 68 To ensure that your PC COM product is covered by the warranty provisions it is necessary that you return the Warranty card Under this Limited Warranty PC COM s obligations will be limited to repair or replacement only of goods found to be defective as specified above during the warranty period PC COM is not liable to the purchaser for any damages or losses of any kind through the use of or inability to use the PC COM product PC COM reserves the right to determine what constitutes warranty repair Or replacement Return Authorization It is necessary that any returned goods are clearly marked with an RA number that has been issued by PC COM Goods returned without this authorization will not be attended to 69 APPENDIX K OS 2 DEVICE DRIVER Under 0S 2 operating system only one card can be used and the device driver works for 8250 16450 16550 FIFO etc For PCCOM 4 port card only compatible mode can be used for PCCOM ISA bus 4 port card any address can be selected however the address muse be set to consecutive The installation procedures are shown in the following 1 Copy ATCOMA SYS file from distribution disk into 0S2 directory C gt copy A ATCOMA SYS C OS2 2 Add command into CONFIG SYS file DEVICE C OS2 ATCOMA SYS Mxxx Iyy xxx The first 170 port address yy IRQ2 to IRQ15 The interrupt vector addre
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