J2-3011-2, AutoMax PC Link Interface Module
Contents
1. D3 5 3 4 Sample Programs crisi D3 5 3 4 1 Reading the Remote I O Network Configuration RIODIS 03 6 3 4 2 Setting the Remote I O Network Configuration RIOCNF D3 6 3 4 3 Accessing Remote I O Registers D3 7 D 1 D 2 Figure 1 Figure 2 Figure 3 Table 1 Table 2 Table 3 Table 4 Table 5 List of Figures Remote I O Configuration Display Remote I O Drop Status Remote Data Table List of Tables RENET Memory Organization Drop 0 Register Definitions RERIO Memory Organization Configuration Packet sen rn rer Rr eas Double Word Register Map 1 0 INTRODUCTION This appendix describes the memory organization of the RENET and RERIO software that can be loaded onto the PC Link module The descriptions and tables included in this appendix will be useful if you are writing your own device driver for the PC Link module If you are using a commercially available driver you do not need to read this appendix In this appendix any drops which the PC Link module emulates will be referred to as virtual drops Monitoring data to and from other drops on the network will be referred to as passive monitoring Any non virtual drop on a network will be referred to as a real drop 2 0 2 1 2 2 DCS AUTOMAX NETWORK COMMUNICATIONS RENET Loading the Network Communications software RENET onto the PC Link module enables2. DAE lt file gt d lt drop gt h lt depth gt a lt address gt required The file argument specifies the application path and file that has been created using the ScreenWare2 logic editor The application file always has an APP extension The file extension does not have to be included in the argument on the command line optional The drop argument specifies the starting drop number that you want the ScreenWare2 operator station to adopt on the AutoMax network If there is a conflict with an existing drop on the network an error message will be generated and DAE will exit Note that the drop must be specified if the ScreenWare2 application is to write to the network If the drop is not specified ScreenWare2 can only read from the AutoMax network required if drop is specified otherwise optional The depth argument specifies the number of drops starting at the drop specified that you want the ScreenWare2 operator station to adopt on the AutoMax network If there is a conflict with an existing drop on the network an error message will be generated and DAE will exit address optional The address is a hexadecimal argument which specifies the starting address of the dual port memory with reference to the host memory This must coincide with the address specified in the command line of the PC Link software loader program If the address is omitted the DAE assumes that the PC Link module dual port memory resides at segment
3. 2002 Rockwell Automation Inc All rights reserved Printed in U S A
4. 3 Accessing Remote I O Registers RIODEM RIODEM is a sample program which shows how to access the data table and the status registers on the PC Link module Figure 2 shows a listing of all the drops on the remote I O network Figure 3 shows the data table for the remote I O network Network Master is inactive Parameter Drp 3 Drp 4 Virtual Drops Enabled Virtual Drops Active Configured Drops Active Drops ACTVE Press any key to quit Figure 2 Remote I O Drop Status Display Edit Data Table Register Offset Drop Slot Reg 2 1 0000 0000 8 0000 0000 16 0000 0000 24 0000 0000 0 0000 0000 8 0000 0000 16 0000 0000 24 0000 0000 0063 02A4 8 0000 0000 16 0000 0000 24 0000 0000 0 0000 0000 8 0000 0000 16 0000 0000 24 0000 0000 VUUUDDNDNDSHHHHOOOO 1 1 1 1 1 13 a o2 1 1 1 1 1 1 1 Figure 3 Remote I O Data Table D3 7 Appendix E ScreenWare2 Data Acquisition Engine The ScreenWare2 Data Acquisition Engine DAE is a terminate and stay resident TSR program It is accessed by ScreenWare2 through a software interrupt It is responsible for exchanging data between the PC Link module and ScreenWare2 DAE can be used with ScreenWare2 version 3 x and later Configuration File Installation If you are using ScreenWare2 version 3 10 place the file RELI CNF in the directory SW2 DESIGN and rename it SW CNF Creating the Application File Before DAE is in
5. O network drop simulator active drop When used passively the PC Link module can monitor all drops ona remote I O network drop accessing the output data being sent from the Master to the Slave drops as well as the input data being sent from the Slave drops to the Master When used as a remote I O network drop simulator the PC Link Interface module can be configured as an active drop which will receive output data from the Master and send input data back to the Master See section 4 2 for information on configuring remote I O drops on the PC Link module 1 1 1 2 1 1 Additional Information You must be familiar with all the instruction manuals that describe your system configuration This may include but is not limited to the following J2 3001 J 3606 J 3616 J 3618 J 3636 J 3649 J 3650 J 3669 J 3675 J 3676 J 3677 J 3684 J 3750 J2 3045 NETWORK COMMUNICATIONS MODULE INSTRUCTION MANUAL REMOTE I O COMMUNICATIONS INSTRUCTION MANUAL KERMIT COMMUNICATIONS SOFTWARE INSTRUCTION MANUAL NORTON EDITOR INSTRUCTION MANUAL COMMON MEMORY MODULE INSTRUCTION MANUAL AutoMax CONFIGURATION TASK INSTRUCTION MANUAL AutoMax PROCESSOR MODULE INSTRUCTION MANUAL AutoMax Pocket Reference AutoMax ENHANCED BASIC LANGUAGE INSTRUCTION MANUAL AutoMax CONTROL BLOCK LANGUAGE INSTRUCTION MANUAL AutoMax LADDER LOGIC LANGUAGE INSTRUCTION MANUAL ReSource A
6. On and the Green LED is Off 5 1 Appendices Appendix A Technical Specifications dad A 1 Appendix B Module Block Diagram 0 0000 Re wea en B 1 Appendix C Installation Error Codes daa deleted C 1 Appendix d Programming Notes 2 rei Rr n Rv u sa prx aad D 1 Appendix E ScreenWare2 Data Acquisition Engine E 1 List of Figures Figure 2 1 PC Link Interface Module 2 1 Figure 3 1 Loading the PC Link Software 3 8 Figure 3 2 Loading the PC Link Software cont 3 8 List of Tables Table 3 1 Port Locations and DIP Switch Settings 3 2 Table 3 1 Port Locations and DIP Switch Settings Continued 3 3 Table 3 2 Base Memory Addresses 3 6 1 0 INTRODUCTION The products described in this manual are manufactured or distributed by Reliance Electric Industrial Company This manual describes the AutoMax PC Link Interface module and its associated software The PC Link Interface module is designed to make any AT bus personal computer function as a drop on the DCS AutoMax Network or the DCS AutoMax Remote I O network Multiple PC Link modules can be installed in a personal computer Each PC Link module is configured separately The number of modules is limited by the number of expa
7. QUALIFIED ELECTRICAL PERSONNEL FAMILIAR WITH THE CONSTRUCTION AND OPERATION OF THIS EQUIPMENT AND THE HAZARDS INVOLVED SHOULD INSTALL ADJUST OPERATE AND OR SERVICE THIS EQUIPMENT READ AND UNDERSTAND THIS MANUAL IN ITS ENTIRETY BEFORE PROCEEDING FAILURE TO OBSERVE THIS PRECAUTION COULD RESULT IN SEVERE BODILY INJURY OR LOSS OF LIFE 5 1 The Red LED is On and the Green LED is Off Problem The red status LED on the PC Link module is on and the green LED is off Both LEDs should be on when power to the personal computer is turned on Both LEDs should turn off after either NET BAT or RIO BAT is run An error code signifying the problem should be displayed on the screen See Appendix C for error codes If the red LED remains on after the problem indicated by the error code has been corrected replace the module 5 1 Appendix A Technical Specifications Ambient Conditions e Storage temperature 40 C 85 C Operating temperature 0 C 50 C Humidity 5 90 non condensing Dimensions Half Length Single Slot 8 bit PC AT Bus Card Height 4 2 inches e Width 6 0 inches Maximum Power Dissipation 2 6 Watts Power Requirements 5 Volts 400 mA 12 Volts 50 mA A 1 Installation Error Codes The following error codes may be returned by the loader program when INSTALL is run and displayed on the personal computer screen 1 2 3 4 5 6 Invalid Parameters Bad Port and or M
8. it to function like a Network Communications module M N 57C404 The PC Link module can act as any valid drop except the Master drop 0 and can have any valid drop depth Differences Between RENET anda Network Communications Module The AutoMax Network stores registers in high byte low byte format while the standard for NEC s microprocessors used on the PC Link module is low byte high byte The PC Link module automatically swaps the order of the bytes for all registers in the drop table The PC Link module has no way of implementing a read only register This means that no error will be generated if a user writes to a read only register The drop number is written into memory rather than being read from thumbwheel switches Status bits 14 and 15 are implemented to indicate good or bad drop numbers The drop status bits are maintained for all active drops even though the module acts only as a Slave These bits only indicate that a given drop is responding to the Master and do not necessarily reflect valid operation of the drop RENET Memory Organization The RENET memory is a 16K block starting at offset 0 in the installed segment Although 16K is available not all of it is used Any references to module memory in this appendix assume the installed segment address The memory organization of the PC Link module running the RENET software is summarized in Table 1 Table 1 RENET Memory Organization D2 1 Address N
9. 00000 default address For example DAE SW2FILES RELI APP d10 h4 For additional information 1 Allen Bradley Drive Mayfield Heights Ohio 44124 USA Tel 800 241 2886 or 440 646 3599 http www reliance com automax www rockwellautomation com Corporate Headquarters Rockwell Automation 777 East Wisconsin Avenue Suite 1400 Milwaukee WI 53202 5302 USA Tel 1 414 212 5200 Fax 1 414 212 5201 Headquarters for Allen Bradley Products Rockwell Software Products and Global Manufacturing Solutions Americas Rockwell Automation 1201 South Second Street Milwaukee WI 53204 2496 USA Tel 1 414 382 2000 Fax 1 414 382 4444 Europe Middle East Africa Rockwell Automation SA NV Vorstlaan Boulevard du Souverain 36 1170 Brussels Belgium Tel 32 2 663 0600 Fax 32 2 663 0640 Asia Pacific Rockwell Automation 27 F Citicorp Centre 18 Whitfield Road Causeway Bay Hong Kong Tel 852 2887 4788 Fax 852 2508 1846 Headquarters for Dodge and Reliance Electric Products Americas Rockwell Automation 6040 Ponders Court Greenville SC 29615 4617 USA Tel 1 864 297 4800 Fax 1 864 281 2433 Europe Middle East Africa Rockwell Automation Br hlstra e 22 D 74834 Elztal Dallau Germany Tel 49 6261 9410 Fax 49 6261 17741 Asia Pacific Rockwell Automation 55 Newton Road 1 1 01 02 Revenue House Singapore 307987 Tel 65 6356 9077 Fax 65 6356 9011 Publication J2 3011 2 July 1993 Copyright
10. 55 status bits in bits 0 7 Read Only ___ 2 DropNumber Readwrte 13 tas Messages Received Read Write 15 ReceveTimeous Read Write 16 Read Write ___ 7 OverrunErrors j Readwrte ts Read Write tas MessagesTransmited Read Write 2 ReadWwrte 2 ___22 2 2 Neuse x we 29 Card ID 6466 1942h o a we 7 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 40 62 Not Used System Use Only Note that the PC Link module will not go on line while either the drop number or the drop depth is equal to zero which is the initial state The module will still monitor all other active drops and provide all register information without going on line D2 4 Registers 4 through 7 contain the drop status bits which indicate the current status of the Network A 1 indicates that a drop is active and a 0 indicates that a drop is not active The status bit for the Master drop 0 is maintained as well Note that the PC Link module maintains status bits for all drops on the network including its own These registers are read only Register 12 defines the drop number for the module and corresponds to the
11. AutoMax PC Link Interface Module M N 57C445 Industrial CONTROLS Instruction Manual J2 3011 2 pel ELECTRIC BLU The information in this user s manual is subject to change without notice DANGER ONLY QUALIFIED ELECTRICAL PERSONNEL FAMILIAR WITH THE CONSTRUCTION AND OPERATION OF THIS EQUIPMENT AND THE HAZARDS INVOLVED SHOULD INSTALL ADJUST OPERATE OR SERVICE THIS EQUIPMENT READ AND UNDERSTAND THIS MANUAL IN ITS ENTIRETY BEFORE PROCEEDING FAILURE TO OBSERVE THIS PRECAUTION COULD RESULT IN SEVERE BODILY INJURY OR LOSS OF LIFE WARNING THE USER MUST PROVIDE AN EXTERNAL HARDWIRED EMERGENCY STOP CIRCUIT OUTSIDE THE PROGRAMMABLE CONTROLLER CIRCUITRY THIS CIRCUIT MUST DISABLE THE SYSTEM IN CASE OF IMPROPER OPERATION UNCONTROLLED MACHINE MOTION MAY RESULT IF THIS PROCEDURE IS NOT FOLLOWED FAILURE TO OBSERVE THIS PRECAUTION COULD RESULT IN BODILY INJURY CAUTION THIS MODULE CONTAINS STATIC SENSITIVE COMPONENTS CARELESS HANDLING CAN CAUSE SEVERE DAMAGE DO NOT TOUCH THE CONNECTORS ON THE BACK OF THE MODULE WHEN NOT IN USE THE MODULE SHOULD BE STORED IN AN ANTI STATIC BAG FAILURE TO OBSERVE THIS PRECAUTION COULD RESULT IN DAMAGE TO OR DESTRUCTION OF THE EQUIPMENT V40 is a trademark of NEC Corporation IBM PC is a trademark of International Business Machines Inc ScreenWare2 is a registered trademark of Communication Technology Corporation ReSource is a trademark of Reliance Electric Compan
12. If the installation was unsuccessful an error code will be returned by INSTALL See Appendix C for a description of the error codes 3 9 3 2 3 10 Module Replacement To replace a module that is connected using a tee adapter use the following procedure Step 1 Step 2 Step 3 Step 4 Step 5 Step 6 Step 7 Step 8 Step 9 Step 10 Step 11 Stop any application tasks that may be running Disconnect the tee adapter from the PC Link module Turn your computer off Disconnect the power cord Remove the cover on your computer Use a screwdriver to remove the screw from the bracket holding the PC Link module and remove the module Take the new module out of its shipping container Take it out of the anti static bag being careful not to touch the connectors on the bottom of the board or any surface of the board Set the DIP switches to match the port address set on the old module Insert the module into your computer Make sure the gold striped bottom edge of the board sits firmly in the expansion slot groove and that the bracket of the board is seated properly Secure the board with the bracket screw Replace the cover on your computer Turn on power to your computer Re connect the tee adapter to the module 40 PROGRAMMING 4 1 4 2 4 3 The sections that follow describe using the PC Link module as drop on a DCS AutoMax Network or a Remote I O network After the PC Link module has been instal
13. O Memory Organization The RERIO memory is a 16K block starting at offset 0 in the installed segment Although 16k is available not all of it is used Any references to card memory in this appendix assume the installed segment address The memory organization of the PC Link module running the RERIO software is summarized in Table 3 D3 1 Table 3 RERIO Memory Organization Address Name SetBy Module identification word Set by RE 0000 MODULE ID RIO to 15A1H Host may use to verify RERIO software is present Remote 1 O data table Divided into 0400 1FFF DATA TABLE Drops Slots and Registers Reconfigure byte Host sets to OFFH to RECONFIG cause card to re configure using new information Virtual drop enable table Configuration packet must be present for all drops en 2001 2007 abled in this table RERIO reads these values only during reconfiguration Passive drop monitor enable table Con figuration packet must be present for all 2009 200F drops enabled in this table RERIO reads these values only during reconfi guration Virtual drop active table Set by RERIO 2011 2017 VIR__ACT to indicate that the given virtual rack is being updated by the Master Set to OFFH by RERIO whenever an ac 2020 ACT__MAS tive Master is connected even if no drops are enabled Drop active table Set by RERIO to indi 2021 2027 DROP__ACT cate that the given rack virtual or real is being updated by
14. OFF OFF OFF ON ON 0x0240 on BE _ OFF ON OFF OFF ON OFF ON OFF OFF 0x0250 ooo OFF OFF on OFF ON OFF OFF ON OFF ON ON 0x0260 OFF OFF ON ON OFF OFF 0x0270 OFF OFF ON ON ON ooo orr on ON OFF oro orr on ON ON ON OFF ON OFF A ES ON Default wooo Note ON SeeNote Note Note PC Serial Port 2 Table 3 1 Port Locations and DIP Switch Settings Continued 0x0660 OFF ON OFF ON ON OFF ON OFF 00670 ON OFF ON ON OFF oxoe78 ON OFF ON on oxosso ON OFF OFF OFF OFF OFF OFF OFF ON OFF OFF ON OFF ON OFF OFF oxosao ON OFF ON OFF OFF oos ON ON OFF on OFF ON OFF ON ON OFF ON 0 ON ON 0x06C0 u A OFF O O 0x0608 0x06D0 ON ON 0x06D8 ON ON Ox06E0 ON OFF 0x06E8 ON OFF Ox06FO ON ON Ox06F8 ON Note These port locations are the only I O addresses recognized by the AutoMax Programming Executive software If you are not using the PC Link module with the AutoMax Programming Executive software any of the addresses listed in Table 3 1 are possible although other equipment in the personal computer may conf
15. alue will not be updated for at least 2 6 milliseconds As long as the next access is within this time period the double word value read will not be fragmented Sample Programs Three sample programs are provided with the RERIO software These programs are described in sections 3 4 1 3 4 3 D3 5 3 4 1 Reading the Remote I O Network Configuration RIODIS RIODIS uses the configuration packets in the configuration buffers to generate a text file which describes the configuration for all the drops These configuration packets can either come from the network or may have been previously placed on the card by the host 3 4 2 Setting the Remote I O Network Configuration RIOCNF RIOCNF takes a text file which contains the configuration information for the network and places it on the PC Link module RIOCNF uses the same text file format as RIODIS The following steps describe a typical startup procedure Step 1 Run RIO BAT to install the RERIO software the PC Link module Step 2 Connect the module to the Remote I O network Step 3 Disconnect the network Master and then re connect it The PC Link module now has the configuration packets for all real drops Step 4 Use RIODIS to dump the configuration packets to a text file Step 5 Edit the text file Add any virtual active drops required See Figure 1 Reliance Electric PC Link Remote 1 0 Configuration Display Utility Copyright 1991 Sutherland Schultz Limited Th
16. ame SetBy 000 1 BFF DATA TABLE BOTH Drop Register Image Table Data Change Table one byte for each drop A non zero value DATA CHNGE BOTH indicates that data for the specif ic drop has changed Status Change Set to OxFF any PSP DIALZENNGE BOTH time active drop status changes Global Change Set to OxFF any time STAT__CHNGE is set to OxFF or DATA__CHNGE is set gt GEOB GPINGE BOTH to for drops which are en abled in the EN GLOB CHNGE table 1F3A GLOB HOST Enable Global Change Interrupt Enable Global Change Drop Table a non zero value for a particular drop causes 1F40 1F77 EN GLOB CHNG HOST GLOB CHNGE to be set if DATA CHNGE for the given drop is set 2 3 Drop Register Image Table DATA TABLE The Drop Register Image table is divided into 56 drops Each drop consists of 128 bytes or 64 registers Drop register locations can be calculated using the following formula Register Location Drop 128 Register 2 For example to access Drop 6 register 31 the user would read write to offset 6 128 31 2 768 62 830 decimal or D2 2 2 3 1 Drop 0 Register Definition Drop 0 contains the status and control registers They are defined in Table 2 Table 2 Drop 0 Register Definitions Register Description Access Not Used 1 3 Not Used 5 Drop 16 31 status bits in bits 0 15 Read Only Drop 32 47 status bitsin bits 0 15 Read Only Drop 48
17. ation Successful To load the network driver run the lt DRV gt lt PCLINK gt NET BAT batch file To load the remote I O driver run the lt DRV gt lt PCLINK gt RIO BAT batch file If you are using the PC Link Interface module with the AutoMax Programming Executive the installation procedure is complete Note that before the PC Link module can be used for communication to the AutoMax rack you must configure on line communication using the AutoMax Executive software Refer to instruction manual J2 3045 for the Communication Setup procedure If you are not using the AutoMax Executive software and if you are installing more than one PC Link module in the same personal computer continue with step 4 Otherwise go to step 5 Step 4 Edit NET BAT and RIO BAT Add a line for each additional PC Link module Make certain that each module is assigned a unique port address and memory segment address For example if NET BAT contains the following line RE2INST RENET 250 D000 0 port memory interrupt address address level and you are using two PC Link modules you could add RE2INST RENET 258 D400 0 for the second module assuming that the port and memory addresses were free Step5 NET BAT at the lt DRV gt lt PCLINK gt prompt to load the Network Communications RENET software onto the PC Link module or Type RIO BAT at the lt DRV gt lt PCLINK gt prompt to load the Remote Network RERIO software
18. el the installation Step 2 A screen will be displayed that lists the four required parameters and their defaults see figure 3 2 You can change any parameter by pressing the number that precedes it You will be prompted for a new entry for that parameter If you are using the PC Link Interface module with the AutoMax Programming Executive software you must set the destination path for the PC Link software to the directory that contains the Programming Executive software RELIANCE ELECTRIC PC LINK Software Installation Source Drive for installation B Destination path for PC LINK C PCLINK PC LINK card Port Address 2501 PC LINK card Memory Address 4000 Proceed with Installation using above parameters Esc Exit Install Program Enter your selection Da Figure 3 2 Loading the PC Link Software cont When you have finished making changes or to accept the default parameters press 9 To cancel the installation press ESC During the installation procedure subdirectories lt DRV gt lt PCLINK gt lt DRV gt lt PCLINK gt NET and lt DRV gt lt PCLINK gt RIO will be created on the hard disk if they do not already exist PC Link files will be copied from the floppy disk to the hard disk These files will require approximately 250K of hard disk space Two batch files NET BAT and RIO BAT will also be created Step 3 When the installation is complete the following message should be displayed Install
19. emory Address Module Memory Error Module Processor Error Module Error Module Software Module Not Found B 1 Appendix Module Block Diagram Jopooog pue Jopoou3 Jojsououe Ww O 1248S C 1 q yu Jogger nomuwo Ooozremo iubar a IOHLNO2 aaogrcuovoo VOZrE2O This is only here for page numbering sequence D 1 Programming Notes Table of Contents 1 0 Introduction u ar D1 1 2 0 DCS AutoMax Network Communications D2 1 2 1 Differences Between and a Network Communications Module D2 1 2 2 Memory Organization D2 1 2 3 Drop Register Image Table DATA_TABLE D2 2 2 3 1 Drop 0 Register Definition D2 3 2 3 2 Drop 1 55 Register Definitions D2 5 2 4 Data Change Table DATA D2 5 2 5 Status Change STAT CHNGE D2 5 2 6 Global Change Flag GLOB_CHNGE and Enable Global Change Table EN_GLOB_CHNGE D2 5 3 0 Remote I O Network Communications RERIO D3 1 3 1 RERIO Memory Organization D3 1 3 2 Drop D3 4 3 3 Double Word Fragmentation
20. ent from the Master to the Slave drops as well as the input data being sent from the Slave drops back to the Master When configured as an active drop for network simulation the PC Link module will receive output data from the Master and send input data back to the Master The PC Link module can act as any valid drop Refer to Appendix D for the procedure used to configure the drop number Register Configuration Registers controlled by the PC Link module are defined as network variables If you are using the AutoMax Programming Executive version 3 0 or later you define these registers only in the racks that access the PC Link controlled registers If you are using the PC Link module only to monitor the network you do not need to define the PC Link registers in the AutoMax Programming Executive If you are using the AutoMax Programming Executive version 2 1 or earlier you define registers using NETDEFs in the configuration task for the rack that will access the PC Link controlled registers If you are using the PC Link module only to monitor the network you do not need to define the PC Link registers in any configuration task 4 4 5 0 DIAGNOSTICS AND TROUBLESHOOTING This section describes how to troubleshoot the PC Link module See Appendix C for a list of the error codes that can be displayed by the PC Link module If the problem cannot be corrected using the procedures below the unit is not user serviceable DANGER ONLY
21. er Initial Installation The PC Link Interface module can be installed in any AT compatible personal computer The module requires an port block of 8 bytes and 16K of host memory space The port address is set using the DIP Switches on the module The memory address is set under software control by writing to a specific port in the port block Configuring the Port Address Before installing the PC Link Interface module in the personal computer you must select an I O port address for the module The switches on the module set the base port address of the 8 byte I O block used to load software and access the module Table 3 1 shows the possible port locations and the corresponding switch settings It is suggested that unless there is a conflict with some other hardware in your personal computer you do not change the port location from its default value 0x0250 If multiple modules are installed in the same personal computer each must be assigned a separate port address Note that if you are using the PC Link Interface module with the AutoMax Programming Executive software the port location must be set to one of the following 0x0250 0x0258 0x0260 0x0268 No other port locations are recognized by the Programming Executive software 3 1 Table 3 1 Port Locations and DIP Switch Settings Host SW1 Bits dr Address OFF OFF OFF OFF ono orr OFF OFF ON 0x0228 OFF OFF OFF ON OFF ON 0x0238
22. he PC Link module should be wired with the same cabling and termination as any other drop A BNC Tee Adaptor M N 45C70 should be used to connect the network cable to one of the BNC connectors on the back of the PC Link module Note that the second BNC connector on the module will not be used The network is then complete through the tee and the module can be connected or disconnected without disturbing the rest of the network Stop any application tasks that are running before disconnecting the PC Link drop The module does not have an onboard terminator If it is at the end of the coaxial cable system it must be terminated with a 75 ohm terminating load M N 45C71 Refer to the Network Communications Module instruction manual J2 3001 or the Remote I O Communications instruction manual J 3606 for a detailed description of how to connect a drop to the network 3 1 4 Configuring the Base Memory Address The PC Link Interface module occupies 16K of host memory space The base address is user selectable by writing to a port register which will normally be set automatically by the installation program The default location is 0 0000 Unless there is a known conflict with other hardware in the host system the default memory address should be used Note that if your personal computer is equipped with ShadowRAM all ShadowRAM features must be disabled before the PC Link module will function properly If multiple modules are installed i
23. ill receive configuration information over the network for a given real drop any time that drop goes inactive and becomes active again The RERIO software will automatically update the CNF_BUF for the given drop but will not re configure If the Master goes inactive and then becomes active again the PC Link module will update the configuration for all the real drops on the network The PC Link module will overwrite any configuration information in the D3 3 configuration buffers with any updates it receives over the network See section 3 2 of this appendix for more information on drop configuration 3 2 Drop Configuration The Reliance Remote I O network protocol uses configuration packets to define the slot register allocations for a given drop These configuration packets are sent on the network only when a drop first comes on line with the Master The RERIO software will capture these configuration packets and place them in the CNF_BUF area If the PC Link module is started after a real drop is already active the module has no way to determine the configuration for the given real drop In order to ensure that the module has configuration information for all real drops on the network the user can disconnect the Master and then re connect it When re connected the Master will request configuration packets from all the real drops and the PC Link module will capture them as they are sent to the Master The configuration packe
24. is Configuration file for use with X RIO CNF EXE Comments always begin with Definition format is as follows drop mode type slot in strt reg in len out strt reg out len or lt slotmap gt where drop io drop number 1 7 mode for active virtual drop P for passive drop monitor only type drop type R for remote rack H for remote head if type R slot rack slot number 0 15 in strt reg reg of first input register 0 31 in len of input regs in slot out strt reg reg of first output register 0 31 out len of output regs in slot if type H lt slotmap gt a 16 character string defining the inputs and outputs and unused register for the slotmap the slotmap is arranged as follows slot reg lt 0 0 gt lt 0 1 gt lt 0 2 gt lt 0 3 gt lt 1 0 gt lt 1 1 gt lt 1 2 gt lt 1 3 gt lt 2 0 gt lt 2 1 gt lt 2 2 gt lt 2 3 gt lt 3 0 gt lt 3 1 gt lt 3 2 gt lt 3 3 gt where each lt gt is 1 0 or x as defined i input reg output reg x reg not used example ioxxiiiixxxxoooo slot 0 reg 0 is an input slot 0 reg 1 s an output etc rack input register blocks and output register blocks cannot overlap mode type slot in_strt in len out strt 2 v x r h XXXXXXXXXXXXXXXX p Figure 1 Remote Configuration Display Step 6 Use RIOCNF to configure the module using the text file previously generated D3 6 3 4
25. ks the relevant bits in the drop status registers registers 4 7 of drop 0 Global Change Flag GLOB_CHNGE and Enable Global Change Table EN_GLOB_CHNGE The Global Change flag is used in conjunction with the Enable Global Change Drop Table to provide a flag which is set only when data in selected drops changes The global change flag will also be set if the status changes See section 2 5 of this appendix For example A particular application needs only to monitor drops 0 3 and 7 The host places Oxff in the EN_GLOB_CHNGE table for drops 0 3 and 7 at locations 0x1F40 0x1F43 and 0x1F47 The GLOB_CHNGE flag will be set any time data in any of the given drops changes The host needs to monitor the GLOB_CHNGE flag only If it is set the host clears it to 0 The host then checks the status change flag and the data change flags for the given drops and proceeds accordingly D2 5 3 0 3 1 REMOTE I O NETWORK COMMUNICATIONS RERIO Loading the Remote I O software RERIO onto the PC Link module allows it to monitor all drops on a remote network accessing the output data being sent from the Master to the Slave drops as well as the input data being sent from the Slave drops back to the Master The PC Link module may also be configured as an active drop which will receive output data from the Master and send input data back to the Master The PC Link module can act as any valid drop and can have any valid drop depth RERI
26. led in the personal computer and the INSTALL program has been run to configure the port address and memory location see section 3 1 5 the module can be used for either DCS AutoMax network or remote I O network applications However it can be configured for only one application at a time To switch applications simply run the appropriate batch file NET BAT or RIO BAT If you are using the PC Link module on a DCS AutoMax network you must assign the drop and drop depth using your device driver program If you are writing your own device driver for DCS AutoMax Network communication or are using the PC Link module on a remote I O network refer to Appendix D DCS AutoMax Network Communications RENET Loading the Network Communications software RENET onto the PC Link module enables it to function like a Network Communications module M N 57C404 The PC Link module can act as any valid drop except the Master drop 0 and can have any valid drop depth The drop and drop depth are assigned by the device driver Refer to your device driver program documentation for the procedure used to assign the drop number and drop depth Remote I O Network Communications RERIO Loading the Remote I O software RERIO onto the PC Link module enables it to function like a Remote I O Communications module M N 57C416 When configured as a passive drop the PC Link module can monitor all drops on a remote network accessing the output data being s
27. lict with the address chosen Keep in mind that the I O space required is 8 bytes so a setting of 250 actually uses ports 250 257 3 3 3 1 2 3 1 3 3 4 Installing the PC Link Module in the Personal Computer Use the following procedure to install the module Step 1 Turn your computer off Disconnect the power cord Step 2 Remove the cover on your computer Consult the user s manual for your computer on installing add in boards Step 3 Find a free expansion slot in your computer If you are not sure which slot to use consult the user s manual for your computer Use a screwdriver to remove the slot cover screw and the slot cover from your computer Step 4 Take the module out of its shipping container Take it out of the anti static bag being careful not to touch the connectors on the bottom of the board or any of the surface of the board Step 5 Set the DIP switches for the appropriate port address See section 3 1 1 and Table 3 1 for more information Step 6 Insert the module into your computer Make sure the gold striped bottom edge of the board sits firmly in the expansion slot groove and that the bracket of the board is in the groove which previously held the expansion slot cover Secure the board with the slot cover screw Step 7 Replace the cover on your computer Connecting the PC Link Module to a DCS AutoMax Network or Remote I O Network When connecting to the AutoMax Network or a Remote I O network t
28. n the same personal computer each must be assigned a separate memory address If you are using the PC Link module with the AutoMax Programming Executive software you must use one of the following base memory addresses 0xD000 0xD400 800 OxDCOO The memory address is not set by switches or jumpers It is set when you run the software installation procedure INSTALL When you run INSTALL the memory address is passed into the loader routine which enables the module at a particular memory address Since the module memory is not enabled until the loader routine installs the software RENET or RERIO on it memory management packages may try to use the intended module address for switching in expanded memory This must be prevented since it would block any access to the module s physical address and render the module inoperative Refer to the documentation for your memory management package to determine how to exclude the area of memory where the PC Link module is to reside Table 3 2 lists the possible locations and describes other hardware that might be using the space 3 5 Table 3 2 Base Memory Addresses ES ee Address 65432 00101 1 0xB000 01 Used MDA 0xB400 01101 Used MDA 3 6 1 14 4 Used by CGA 0 0 0 0 Used by EMS memory Default See Note Used by EMS memory See Note Used by EMS memory See Note Used by EMS memory See Note BIOS Extensions normally unused BIOS Extensio
29. ns normally unused BIOS Extensions normally unused BIOS Extensions normally unused Note If you are using the PC Link module with the AutoMax Programming Executive software you must use one of these 4 base memory addresses 3 1 5 Loading the PC Link Software The diskettes provided with the PC Link module contain the Network Communication RENET and Remote Network RERIO software as well as a loader program INSTALL that reads the code for the software loads it into the module and then enables the module The loader program then waits for module diagnostics to be completed and reports the status of the installation The PC Link software diskette contains the files listed below INSTALL EXE Program which installs this distribution disk onto drive RE2INST EXE Installation program for the PC Link card README DOC Text file providing a brief description of all files on the tribution diskette VENDOR DOC list of drivers which support the PC Link card NET RENET SS1 Network Module executable for card NETDEM C Sample program showing access to REN NETDEM EXE Executable for above NETCHG C Sample program which displays data change tables NETCHG EXE Executable for above RIO RERIO SS1 V40 Remote I O Executable Module RERIO H Header File for use with sample programs RIODEM C Sample program for accessing remote I O registers RIODEM EXE Executable for above RIODIS C Sample Displa
30. nsion slots available and the amount of memory available on your personal computer When the Network Communication RENET software is loaded the PC Link Interface module is functionally equivalent to a Network Communications module M N 57C404A Data is organized on the module using the same structure as the Network Communications module The PC Link Interface module can act as any valid drop except the Master drop 0 and can have any valid drop depth The drop number and drop depth are assigned by the device driver program supplied by the user Note that if you are using the PC Link Interface module with the AutoMax Programming Executive software Version 3 3 or later the drop depth of the module will be set equal to 1 by the Programming Executive software The diskette provided with the PC Link module contains a README file that lists the available PC Link device drivers Refer to your device driver documentation for information on assigning the drop number and drop depth Refer to the AutoMax Programming Executive instruction manual J2 3045 for how to use the PC Link module with the Programming Executive software Refer to Appendix D if you are writing your own device driver When the Remote I O Network RERIO software is loaded the PC Link Interface module functions like an AutoMax Remote I O Communications module M N 570416 The module can be used two ways as maintenance and monitoring tool passive drop or as a remote
31. nstallation the drop depth is zero The host places the drop depth in this register If the depth number plus the drop number is less than or equal to 56 bit 15 will be set to indicate a valid drop depth otherwise bit 14 will be set to indicate an invalid drop depth This is the same as setting the drop depth on the Network Communications module The PC Link module will not go on line without a valid drop depth If the block of drops selected by the drop number and drop depth duplicates any other active drops on the network communication errors and unpredictable communication will result The module may be taken off line at any time by writing zero to register 20 Register 29 is set by the PC Link module to 6466 decimal or 1942 hex This may be used to confirm that a PC Link module is running at a specified address Registers 32 through 39 are the broadcast data registers They are read only and are updated from the Master every 2 6 ms Broadcast data register information is sent as part of the update message to every drop This means that even in a worst case situation with 56 drops on a network including the Master with a total update time of 143 milliseconds 2 6 ms drop 55 drops the broadcast registers will still be updated by the Master every 2 6 ms 2 3 2 2 4 2 5 2 6 Drop 1 55 Register Definitions The register definitions for drops 1 55 can be summarized as follows Registers 0 through 31 contain 32 w
32. of the module Both the red LED and the green LED will be turned on when the personal computer is powered up They will remain on during the software installation After you run the batch file to configure the module both LEDs will be turned off After the drop number and drop depth are assigned the green LED will be turned on There are two BNC connectors on the rear of the module that are used for connecting the PC Link module to the network coaxial cable There are six DIP switches on the module which are used to set the port address See figure 2 1 for an illustration of the module Figure 2 1 PC Link Interface Module 2 1 2 2 2 2 Electrical Description The PC Link Interface module contains a V40 microprocessor with 128K of RAM to implement the low level communications functions The module s memory is divided into 8 blocks of 16K bytes The module s memory map is mapped into a 16K window of host memory space The module s memory block contains all the tables and buffers that are used to pass information to and from the network There is no ROM on the module The appropriate interface software is downloaded to the module enabling Remote I O or Network Communications using the same module by loading the appropriate software onto the PC Link module 3 0 3 1 3 1 1 INSTALLATION This section describes how to configure the port address and base memory address and how to install the module in the personal comput
33. ords of output to the Master These registers are read write if the module is actively responding as this drop otherwise these registers are read only Registers 32 through 63 contain 32 words of input from the Master These registers are read only Data Change Table DATA_CHNGE The data change table contains one byte for each drop Drop 0 corresponds to the first location in the table 1f00h The RENET software places OxFF in the data change table for a particular drop any time data in the drop changes other than that written by the host The data change byte for drop 0 is affected only by changes to the broadcast data registers 32 39 Rather than poll drops continuously a host application may check the DATA_CHNGE flag for a given drop If it is zero no data in the drop has changed and the host may proceed accordingly If the data change flag is set to OxFF the host then clears the flag to zero and reads the updated data for the drop Status Change Flag STAT_CHNGE This flag is set to Oxff by the software if any data in the drop status registers change registers 4 7 of drop 0 Any change to these registers indicates that one or more drops have gone on off line Rather than monitor the drop status bits continuously the host need only monitor the STAT_CHNGE flag If it is zero no drops have gone on or off line and the host may proceed accordingly If the status change flag is set to OxFF the host then chec
34. p to be monitored See section 3 2 of this appendix for more information on drop configuration The VIR_ACT table is filled in by the RERIO software and is used to indicate to the host that a given virtual drop is actively communicating with the Master A non zero value in 2011H indicates that drop 1 is virtual and active 2012H indicates the status of drop 2 and so on ACT_MAS is a one byte flag is set by the RERIO software to indicate to the host that the PC Link module is receiving from the Remote I O network Master This will be non zero as long as the PC Link module is receiving from the Master except during a re configure when all status indicators are cleared The DROP_ACT table is filled in by the RERIO software and is used to indicate to the host that a given drop virtual or real is actively communicating with the Master A non zero value in 2021H indicates that drop 1 is active 2022H indicates the status of drop 2 and so on Note that an active status for a real drop indicates only that the Master is successfully communicating with the drop It does not necessarily indicate that the given drop is operating correctly The CNF_BUF table starts at 2100H and consists of 7 buffers each 256 bytes long The buffer at 2100H holds configuration information for drop 1 2200H contains information for drop 2 and so on The configuration information can be filled in by the host for virtual and passively monitored drops The PC Link module w
35. put and an output therefore any bits set in the output map for a given slot must not be set in the input map All input and output register blocks must be contiguous A sample program which demonstrates the creation of configuration packets called RIOCNF C is provided on the distribution diskette Double Word Fragmentation Due to the 16 bit limitation of the PC Link module the module is accessed from the host one word at a time When a double word value register is read or written it is actually read or written as two words If the PC Link module writes a double word value in between the host s two accesses the host will have one word which is from the old double word value and one word which is from the new double word value To protect from fragmentation during reads each double word is read twice in succession The results of the two reads are compared If the results are the same the value is ok If the values are different the value must be read again but his new read will not be fragmented since information for this drop will not be updated for at least 2 6 milliseconds For example if the PC Link module was to change a double word value between the host s two word reads for the double word it will not update that double word again until the next network scan which is a minimum of 2 6 milliseconds later If the values of the two host double word reads 1 assignment and 1 compare are different we know that the double word v
36. stalled the application file must be created This is done by setting up the data acquisition blocks in the ScreenWare2 logic editor The application file is created when the selections made in the application file editor are saved Use the following method to access a register in a drop on the AutoMax network Each register in the AutoMax network is one word in length and can be accessed by register or by bit lt PLC gt lt drop gt lt register gt lt bit gt where PLC The PLC number does not apply to the AutoMax network but since it is required for ScreenWare2 the default PLC number of one 1 is used No other PLC number will be accepted drop Any number between 0 and 55 is an acceptable drop number This corresponds to the number of drops on the AutoMax network register Any number between 0 and 63 is an acceptable register number This corresponds to the number of registers in a drop on the AutoMax network bit optional Any number between 0 and 16 is an acceptable bit number This corresponds to the number of bits in each register on the AutoMax network E 1 2 DAE Installation The DAE executable is called RELICOMM EXE If you are using ScreenWare2 version 3 10 place this file in the directory SW2 ANIMATE and rename it DAE EXE ScreenWare2 can then access and load DAE from ScreenWare2 s master menu Use the following command line structure to access the PC Link module where file drop depth
37. t defines the model number hardware type and slot register configuration for a given drop Table 4 defines the format of a configuration packet Table 4 Configuration Packet BUF Field Size D ipti Offset Name bytes esenpson Do not use these locations RERIO will NOT USED fill them in This 12 byte ASCII field describes the model and revision of the given drop This is 419451 Oxxx for a remote MOD DES 1 rack and 419451 1xxx for a Remote Head xxx is the revision of the module and the last character must be a space Slot maps for the given drop There are 16 slot maps each containing one SEO MES i double word for the outputs and one double word for the inputs A one word value which defines the 144 145 INPUT MAP input bit map for a given I O Head This field is not used for an I O rack 4 2 8 2 D3 4 There 16 slot maps SLOT_MAPS for given drop Each slot map consists of two double words each double word is 4 bytes The first double word is the output register map the second double word is the input register map The double word register map is defined in Table 5 Table 5 Double Word Register Map me 3 3 3 4 If the bit for a given register is set in the output register map the register is an output register If the bit for a given register is set in the input register map the register is an input register A register may not be both an in
38. the Master 2100H 27F Drop configuration buffers One 256 BUF byte buffer for each drop MODULE 10 is a single register which is set to 15A1H by the RERIO software at install time The host may read this register to make sure the RERIO software is present The data table DATA_TABLE is divided into 7 drops 1 7 Each drop consists of 16 slots Each slot consists of 32 registers This organization matches the standard Remote I O configurations with real remote racks and Remote Heads Drop slot register locations can be calculated using the following formula Register_Location Drop 1024 slot 64 Register 2 For example to access Drop 6 slot 3 register 7 the user would read write to offset 6 1024 3 64 7 2 6144 192 14 6350 decimal or 0x18CE RECONFIG is set to OFFH by the host to indicate that the module should re configure itself using the current data in the virtual drop enable table VIR_ENA the passive drop monitor enable table and the drop configuration buffers If the PC Link module detects a non zero value in this location it will stop all virtual drops and stop all updating of passive drop data The PC D3 2 Link module will then clear the lower four bits of the RECONFIG byte The host may use this to indicate that it is all right to write the new configuration The host may also place any initial data in the DATA_TABLE at this point When the configura
39. thumbwheel switch on a M N 57C404 Network Communications module After initial module installation the drop number is zero The host application places the desired drop number in this register If the number is greater than O and less than or equal to 55 bit 15 will be set to indicate a valid drop number otherwise bit 14 will be set to indicate an invalid drop number These status bits are similar to those used when setting the drop depth on the Network Communication module The PC Link module will not go on line without a valid drop number If the drop number is a duplicate of another active drop on the network communication errors and unpredictable communication will result The drop depth must also be considered when checking for duplicate nodes The diagnostic counters include registers 14 19 Register 14 Messages Received will increment while the PC Link module is connected to a Master Registers 15 18 count various communication errors These counters are listed in Table 2 in section 2 3 1 of this appendix The following are possible causes of communication errors Bad cables or connections Improper network termination Any duplicated drops on the network The host may write to these error registers to clear them at any time Register 19 Messages Transmitted will be incrementing anytime the module is responding as an active drop or group of drops Register 20 defines the PC Link module drop depth After initial module i
40. tion information is complete and all data in the DATA_TABLE is in the desired state the host then clears the remaining bits of the RECONFIG byte The PC Link module will then go on line and begin passive monitoring if enabled This process is demonstrated in the sample program RIOCNF C The VIR_ENA table is used to enable virtual drops It consists of 7 bytes 2001H 2007H corresponding to the 7 possible remote I O drops Drop 1 is enabled by the host writing a non zero value in 0x2001 drop 2 is enabled with 0x2002 etc These locations are checked only during a re configure Any changes after a re configure is complete will have no effect If a virtual drop is enabled the host must also fill in appropriate configuration information in the configuration buffer table CNF_BUF which corresponds to the drop being enabled See section 3 2 of this appendix for more information on drop configuration The PASV_ENA table is used to enable passive monitoring of real drops and consists of 7 bytes 2008H 200FH corresponding to the 7 possible remote I O drops Drop 1 monitoring is enabled by the host writing a non zero value in 2009H drop 2 is enabled with 200AH etc These locations are checked only during a re configure Any changes after a re configure is complete will have no effect If passive monitoring for a given drop is enabled the host must also fill in appropriate configuration information in the CNF_BUF which corresponds to the dro
41. utoMax PROGRAMMING EXECUTIVE INSTRUCTION MANUAL VERSION 2 0 ReSource AutoMax PROGRAMMING EXECUTIVE INSTRUCTION MANUAL VERSION 3 0 ReSource AutoMax PROGRAMMING EXECUTIVE INSTRUCTION MANUAL VERSION 3 3 IEEE 518 GUIDE FOR THE INSTALLATION OF ELECTRICAL EQUIPMENT TO MINIMIZE ELECTRICAL NOISE INPUTS TO CONTROLLERS Your personal computer and DOS operating system manual s e Other instruction manuals applicable to your hardware configuration 1 2 Related Hardware and Software M N 57C445 contains one PC Link Interface Module and two diskettes one 51 4 inch diskette and 31 s inch diskette that contain the PC Link software and sample programs The contents of both diskettes is the same The PC Link module can be used with the following hardware and software 1 M N 57C430A 57C431 or 57C435 AutoMax Processors 2 M N 61C126 ReSource Portable Computer or other IBM AT compatible personal computer running DOS version 3 1 or later M N 57C404 Network Communications Module M N 57C416 Remote I O Communications Module 1 3 2 0 MECHANICAL ELECTRICAL 2 1 DESCRIPTION This section describes the mechanical and electrical characteristics of the PC Link Interface module Mechanical Description The PC Link Interface module is a printed circuit assembly that plugs into an expansion slot of an AT compatible personal computer The module consists of a printed circuit board There are two status LEDs on the rear
42. y RIO configuration RIODIS EXE Executable for above RIOCNF C Sample Set RIO configuration RIOCNF EXE Executable for above dL RELICOMM EXE DAE EXE Reliance version replacement RELI CNF SW CNF Reliance version replacement Use the steps that follow to load the software onto the PC Link interface module Step 1 To begin installing the PC Link software insert the PC Link diskette in floppy drive A or B Type A INSTALL or B INSTALL The initial screen describes the information needed to complete the software installation See figure 3 1 3 7 B gt install RELIANCE ELECTRIC PC LINK Interface Card Software Installation Version 1 01 This program will install the files associated with the PC LINK card on your hard drive In order to complete this installation this program will need the following information The Source Disk Drive which contains the PC LINK installation disk default A The destination drive and path for PC LINK files default C PCLINX The port address set using the DIP switches on the PC LINK card default 250 hex The memory segment address where the card is to be installed must be an unused 16K block between 8000 hex and fc00 hex default 4000 hex Press ENTER to proceed with instailation Any other key will cancel installation Figure 3 1 Loading the PC Link Software Press ENTER to continue the installation Pressing any other key will canc
43. y or its subsidiaries Reliance AutoMax are registered trademarks of Reliance Electric Company or its subsidiaries Portions of this work are derived from a copyrighted work of Sutherland Schultz Limited 1 0 2 0 3 0 4 0 5 0 Table of Contents Introduction sss ess nenn a SR 1 1 1 4 Additional Information aan seas cece dene 1 2 1 2 Related Hardware and Software 1 3 Mechanical Electrical Description 2 1 2 1 Mechanical Description 2 1 2 2 Electrical Description cessere 9b RR een 2 2 Installation erar menn acea re 3 1 Bul Initial Installation onze ea 3 1 3 1 1 Configuring the Port Address 3 1 3 1 2 Installing the PC Link Module in the Personal Computer 3 4 3 1 3 Connecting the PC Link Module to DCS AutoMax Network or Remote I O Network 3 4 3 1 4 Configuring the Base Memory Address 3 5 3 1 5 Loading the PC Link Software 3 7 3 2 Module Replacement esse e 3 10 Programming asda Hn 4 1 4 1 DCS AutoMax Network Communications RENET 4 1 4 2 Remote I O Network Communications RERIO 4 1 4 3 Register 4 1 Diagnostics And Troubleshooting 5 1 5 1 The Red LED is
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