Intel 80188EB-Based Fieldbus Round Card User Manual
Contents
1. Intel 80188EB Based Fieldbus Round Card User Manual Fieldbus January 1998 Edition Part Number 321019C 01 Copyright 1996 1998 National Instruments Corporation All rights reserved Internet Support support natinst com E mail info natinst com FTP Site ftp natinst com Web Address http www natinst com Bulletin Board Support BBS United States 512 794 5422 BBS United Kingdom 01635 551422 BBS France 01 48 65 15 59 a Fax on Demand Support 512 418 1111 O A O COOK lt C gt Telephone Support U S Tel 512 795 8248 Fax 512 794 5678 Os International Offices Australia 03 9879 5166 Austria 0662 45 79 90 0 Belgium 02 757 00 20 Brazil 011 288 3336 Canada Ontario 905 785 0085 Canada Qu bec 514 694 8521 Denmark 45 76 26 00 Finland 09 725 725 11 France 01 48 14 24 24 Germany 089 741 31 30 Hong Kong 2645 3186 Israel 03 6120092 Italy 02 413091 Japan 03 5472 2970 Korea 02 596 7456 Mexico 5 520 2635 Netherlands 0348 433466 Norway 32 84 84 00 Singapore 2265886 Spain 91 640 0085 Sweden 08 730 49 70 Switzerland 056 200 51 51 Taiwan 02 377 1200 United Kingdom 01635 523545 National Instruments Corporate Headquarters 6504 Bridge Point Parkway Austin TX 78730 5039 Tel 512 794 0100 Important Information Warranty Copyright Trademarks The Fieldbus Round Card is warranted against defects in materials and workmanship for a period of one2. ssesesseeeseesersrssrrersererseeereseereses 4 2 Writing Device Templates s sssssesesseeesereseerssrerssreresreresreserresrereses 4 3 Converting a Device Template to C Code essseesssseesssereersereseseee 4 3 Writing Function Block Callbacks seseeeesseeesseeessreerrererrsreerrreeen 4 4 Writing userStart and Registering Callbacks 00 ieee eee eeeeeeeee 4 4 National Instruments Corporation v 80188EB Based Fieldbus Round Card User Manual Contents Generating Your Device Configuration cies cesses eeeeeeeeees 4 5 Converting Your Device Configuration to C Code 4 5 Compiling Linking and Locating Your Program n 4 5 Burn Your Flash vesscccsccectseccssssiatseyetes ee sseethss bes R 4 7 Appendix A Data Link Configuration Section Format Appendix B System Management Configuration Section Format Appendix C Specifications Appendix D Customer Communication Glossary Figures Figure 2 1 Top Side of 80188EB Based Fieldbus Round Card eee 2 2 Figure 2 2 Bottom Side of 80188EB Based Fieldbus Round Card 2 3 Tables Table 4 1 Memory Map of Round Card oo ee eee ceeceseceeceseeeeceeeeeeeeseeeeseneeees 4 7 Table A 1 Valid Variable Names and Values for the Data Link Configuration A 1 Table B 1 Valid Variable Names and Values for the MIB Sections 0 B 2 Table B 2 Valid Variable Names and Values for the FB Schedule Sections B 2 Table C 1 Fieldbus Round Card Specifications 00
3. 10 macrocycleDuration 32 bit 1 32 ms 0x8000 unsigned integer primaryTimeMaster 0 255 n a none devID ASCII string n a none identifier of this device pdTag ASCII string n a blank tag tag for this device Ti O Oxffffffff 1 32 ms 0x40000 T2 O Oxffffffff 1 32 ms 0x40000 T3 O Oxffffffff 1 32 ms 0x8000 Each FB Schedule section denotes a single entry in the FB Schedule Table B 2 Valid Variable Names and Values for the FB Schedule Sections Variable Name Valid Values Implied Units Default offset 32 bit 1 32 ms none unsigned integer index 0 65535 n a none vfdRef 32 bit n a none unsigned integer 80188EB Based Fieldbus Round Card User Manual B 2 National Instruments Corporation Specifications Appendix This appendix describes the characteristics of the Fieldbus Round Card Table C 1 Fieldbus Round Card Specifications Characteristic Specification Dimensions 6 2 x 1 52 cm 2 44 x 0 6 in Processor Intel 80188EB 8 MHz system clock Fieldbus Interface Fieldbus Power Supply Fuji Electric Frontier 1 bus powered 31 25 kb s 14 32 V at 20 mA at 8 MHz 50 Q terminated Power Supply to External Electronics 3 9 V at 8 mA Table C 2 Fieldbus Round Card Components Component Location on Round Card Fieldbus Connection 2 position terminal block JI 3 V Output 2 position terminal block
4. Interfacing to the Hardware section earlier in this chapter for the connections of serial port 1 on the user electronics connector The niBurn utility contacts the Round Card and downloads your program into the Flash on the Round Card The utility informs you when it has completed 4 After the application has downloaded remove jumper B of W1 before resetting the Round Card 80188EB Based Fieldbus Round Card User Manual 4 8 National Instruments Corporation Appendix Data Link Configuration Section Format This appendix explains how to structure the Data Link Configuration section of your Device Configuration ini file The Data Link Configuration section of your Windows ini Device Configuration file must be converted to C code and linked with your application before the Round Card can communicate on the Fieldbus network The code generated by running this file through the Configuration Generator automatically configures your board When a parameter is changed over the Fieldbus the parameter is updated in nonvolatile memory Following is a description of the format of the Data Link Configuration section The first line of the Data Link Configuration section is as follows Data Link The general line format for all other lines is as follows variable value where the valid variable names and values are defined in Table A 1 Table A 1 Valid Variable Names and Values for the Data Link Configuration
5. J2 Reset Switch Switch S1 Program Mode Jumper Jumper B on W1 National Instruments Corporation C 1 80188EB Based Fieldbus Round Card User Manual Appendix Customer Communication For your convenience this appendix contains forms to help you gather the information necessary to help us solve your technical problems and a form you can use to comment on the product documentation When you contact us we need the information on the Technical Support Form and the configuration form if your manual contains one about your system configuration to answer your questions as quickly as possible National Instruments has technical assistance through electronic fax and telephone systems to quickly provide the information you need Our electronic services include a bulletin board service an FTP site a Fax on Demand system and e mail support If you have a hardware or software problem first try the electronic support systems If the information available on these systems does not answer your questions we offer fax and telephone support through our technical support centers which are staffed by applications engineers Electronic Services Bulletin Board Support National Instruments has BBS and FTP sites dedicated for 24 hour support with a collection of files and documents to answer most common customer questions From these sites you can also download the latest instrument drivers updates and example pr
6. National Instruments office in your country contact the source from which you purchased your software to obtain support Telephone Fax Australia 03 9879 5166 03 9879 6277 Austria 0662 45 79 900 0662 45 79 90 19 Belgium 02 757 00 20 02 757 03 11 Brazil 011 288 3336 011 288 8528 Canada Ontario 905 785 0085 905 785 0086 Canada Quebec 514 694 8521 514 694 4399 Denmark 45 76 26 00 45 76 26 02 Finland 09 725 725 11 09 725 725 55 France 01 48 14 24 24 01 48 14 24 14 Germany 089 741 31 30 089 714 60 35 Hong Kong 2645 3186 2686 8505 Israel 03 6120092 03 6120095 Italy 02 413091 02 41309215 Japan 03 5472 2970 03 5472 2977 Korea 02 596 7456 02 596 7455 Mexico 5 520 2635 5 520 3282 Netherlands 0348 433466 0348 430673 Norway 32 84 84 00 32 84 86 00 Singapore 2265886 2265887 Spain 91 640 0085 91 640 0533 Sweden 08 730 49 70 08 730 43 70 Switzerland 056 200 51 51 056 200 51 55 Taiwan 02 377 1200 02 737 4644 United Kingdom 01635 523545 01635 523154 United States 512 795 8248 512 794 5678 Technical Support Form Photocopy this form and update it each time you make changes to your software or hardware and use the completed copy of this form as a reference for your current configuration Completing this form accurately before contacting National Instruments for technical support helps our applications engineers answer your questions more efficiently If you are using any National Instruments hardware or software products related to this problem inc
7. Variable Name Valid Values Default devClass BASIC none LINKMASTER nodeAddress 0x 10 Oxfb none devClass indicates whether the device functions as a basic device or a link master device National Instruments Corporation A 1 80188EB Based Fieldbus Round Card User Manual Appendix A Data Link Configuration Section Format nodeAddress is the address of the device on the Fieldbus network It ranges from 0x10 to Oxff According to the Fieldbus Foundation Specification addresses between 0x10 and Oxf7 are fixed addresses A device with a fixed address can be in operational state You will normally configure your device to have a fixed address Addresses between Oxf8 and Oxfb are temporary addresses A device with a temporary address on the bus is eventually assigned a fixed address to be operational Addresses between Oxfc and Oxff are visitor addresses You should not assign a visitor address to your device A Sample Data Link Configuration section follows Data Link Comments are allowed on lines starting with a semicolon devClass BASIC nodeAddress 0x20 If you specify a node address in the range Oxf8 through Oxfb your device may show up on the bus at any default address You may use a system configurator such as NI FBUS Configurator to assign a fixed address to your device 80188EB Based Fieldbus Round Card User Manual A 2 National Instruments Corporation System Management Configuration Section For
8. ini file format in a configuration ini file Sample configuration files are included in the samples subdirectory of your installation directory You might want to start with one of these files and edit it according to your needs The entries in the data link configuration and system management configuration sections of your configuration ini file are described in are described in Appendix A Data Link Configuration Section Format and Appendix B System Management Configuration Section Format After you have generated your configuration ini file you must run the Configuration Generator to create a C source file that contains your configuration This step is described in the next section Converting Your Device Configuration to C Code Converting Your Device Configuration to C Code To convert your Device Configuration to a compilable and linkable c file you must use the Configuration Generator utility The Configuration Generator requires the following syntax cfggen iniFile cFile where iniFileis the name of your configuration file and crile is the name of the C source file for the output C code If your ini file contains errors the Configuration Generator halts and informs you where the errors are located Otherwise it creates a c source file which you use in the final step to create your binary file Compiling Linking and Locating Your Program The final stage of application development on the Round Card involves creat
9. the Device Code Generator The Device Code Generator resides in the ut ils subdirectory of your installation directory The Device Code Generator takes the following command line arguments codegen deviceTemplate outputFile symbolFile National Instruments Corporation 4 3 80188EB Based Fieldbus Round Card User Manual Chapter 4 Interfacing to Your Round Card where deviceTemplate is the name of your device template file and outputFileis the name that you want to call the output file Make sure that ocutputFile ends in c If there are syntax errors in your device template codegen tells you where they are When you have corrected all syntax errors outputFile is created output File contains code representing the structure of your device output File is used again when you compile and link your device application symbolFile contains a reference to DD information for the parameters defined in your DD and template file If you are using only the standard function blocks and their parameters symbolFile is the standard symbols file nifb sym located in the samples subdirectory If you have defined your own blocks or parameters symbolFile must be set to the output of the DD tokenizer Writing Function Block Callbacks The callback functions that you must develop are responsible for the following main functions e Handling read and write requests from the network e Executing your function block algorithm e Handling alarm confi
10. 0 0 Table C 2 Fieldbus Round Card Components 0 80188EB Based Fieldbus Round Card User Manual vi National Instruments Corporation This manual contains instructions for installing interfacing to and programming the National Instruments Fieldbus Round Card The Round Card software is intended for use with Windows 3 x Windows 95 or Windows NT This manual assumes that you are already familiar with the Windows operating system you are using How to Use the Manual Set Use the Getting Started with Fieldbus manual to install and configure your Fieldbus hardware the Fieldbus Stack Interface Library and the NI FBUS Function Block Shell software Use this Intel 801SSEB Based Fieldbus Round Card User Manual manual to install the Intel 80188EB based Fieldbus Round Card Use the MC68331 Based Fieldbus Round Card User Manual to install the Motorola MC68331 based Fieldbus Round Card Use the NI FBUS Function Block Shell Reference Manual to learn about writing Function Block server applications that are embedded in the Fieldbus Round card Use the NI FBUS Monitor User Manual to learn to use the interactive NI FBUS Monitor utility with your Fieldbus Round Card Use the NI FBUS Communications Manager User Manual to learn to use the interactive Fieldbus dialog system with your Fieldbus Round Card Use the NI FBUS Configurator User Manual to learn to use the NI FBUS Configurator to configure your Fieldbus net
11. card is in RUN mode the processor begins executing the application that is loaded in the Flash Software Overview The software supplied with the Fieldbus Round Card Interface Kit includes the NI FBUS Function Block Shell which is an Application Programmer s Interface API designed to simplify Fieldbus device development by providing a high level interface to the Fieldbus communications stack In addition you can use the serial driver API to make use of the Round Card s interrupt driven serial port The serial driver supports standard HART commands as well as generic access to the serial port to allow any other serial protocols A linkable library version of the Fieldbus protocol stack is also supplied Link your Function Block application with the Function Block Shell and the protocol stack before downloading it to your Fieldbus Round Card 80188EB Based Fieldbus Round Card User Manual 1 2 National Instruments Corporation Chapter Hardware Installation This chapter contains instructions to help you install your Fieldbus Round Card AN Warning Several components on your Fieldbus Round Card can be damaged by electrostatic discharge To avoid such damage in handling the board touch the antistatic plastic package to a metal part of your computer chassis before removing the board from the package Install the Hardware Perform the following steps to install the Fieldbus Round Card 1 Connect the Fieldbus cab
12. cific information about the Function Block Shell API consult the NJ FBUS Function Block Shell Reference Manual In addition the library contains an API to allow HART or direct serial access to the Round Card s serial port This API facilitates communications with a HART or serial transducer external to the Round Card This Serial Driver API is also described in Chapter 8 Serial Functions of the NI FBUS Function Block Shell Reference Manual Developing Your Round Card Application Complete the following steps to develop your application after you have installed the hardware and software 1 Write a device template for your device 2 Convert the device template to C code using the Device Code Generator 3 Write your Function Block Callbacks algorithms and device interface code 4 Write your userStart function to register your callbacks 5 Write your Device Configuration 6 Convert your Device Configuration to C code using the Configuration Code Generator 80188EB Based Fieldbus Round Card User Manual 4 2 National Instruments Corporation Chapter 4 Interfacing to Your Round Card 7 Compile link and locate your program on EPROM for installation on the Round Card 8 Burn your EPROM and place it at U9 on the Round Card See Figure 2 2 Bottom Side of SO1S8EB Based Fieldbus Round Card in Chapter 2 Hardware Installation These steps are documented in more detail in the following sections Writing Device Temp
13. ckets enclose the name of a key on the keyboard for example lt shift gt Angle brackets containing numbers separated by an ellipsis represent a range of values associated with a bit or signal name for example DBIO lt 3 0 gt CF This icon to the left of bold italicized text denotes a note which alerts you to important information A This icon to the left of bold italicized text denotes a warning which advises you of precautions to take to avoid being electrically shocked 80188EB Based Fieldbus Round Card User Manual viii National Instruments Corporation About This Manual bold Bold text denotes the names of menus menu items parameters dialog box dialog box buttons or options icons windows Windows 95 tabs or LEDs bold italic Bold italic text denotes a note caution or warning italic Italic text denotes emphasis a cross reference or an introduction to a key concept This font also denotes text from which you supply the appropriate word or value as in Windows 3 x italic monospace Italic text in this font denotes that you must supply the appropriate words or values in the place of these items monospace Text in this font denotes text or characters that you should literally enter from the keyboard sections of code programming examples and syntax examples This font is also used for the proper names of disk drives paths directories programs subprograms subroutines device names functions operations var
14. er electronics connector You can use this port as an asynchronous serial link to the user electronics board This port can perform interrupt driven serial communication The 30 pin is the Transmit pin and the 3I pin is the Receive pin Both of these pins provide 3 V compatible signals e Serial Port 1 The Transmit and Receive pins of the processor serial port 1 are available at the user electronics connector This port cannot perform interrupt driven serial communication The National Instruments Corporation 4 1 80188EB Based Fieldbus Round Card User Manual Chapter 4 Interfacing to Your Round Card DOUT pin is the Transmit pin and the DIN pin is the Receive pin of serial port 1 Both of these pins provide 3 V compatible signals You can use this port as a debugger port to debug your application To interface to the COM ports on a host PC computer running a debugger you should provide means to convert these Fieldbus signals to RS 232 format Using the Software Overview Most of the code that will be running on your Fieldbus Round Card has already been written for you It includes the Fieldbus protocol stack Function Block Shell and Serial Driver which are provided in the form of a linkable library with your Fieldbus Round Card Interface Kit This library provides Fieldbus communications and an API the Function Block Shell designed to isolate your application as much as possible from the specifics of the Fieldbus For more spe
15. er should consult National Instruments if errors are suspected In no event shall National Instruments be liable for any damages arising out of or related to this document or the information contained in it EXCEPT AS SPECIFIED HEREIN NATIONAL INSTRUMENTS MAKES NO WARRANTIES EXPRESS OR IMPLIED AND SPECIFICALLY DISCLAIMS ANY WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE CUSTOMER S RIGHT TO RECOVER DAMAGES CAUSED BY FAULT OR NEGLIGENCE ON THE PART OF NATIONAL INSTRUMENTS SHALL BE LIMITED TO THE AMOUNT THERETOFORE PAID BY THE CUSTOMER NATIONAL INSTRUMENTS WILL NOT BE LIABLE FOR DAMAGES RESULTING FROM LOSS OF DATA PROFITS USE OF PRODUCTS OR INCIDENTAL OR CONSEQUENTIAL DAMAGES EVEN IF ADVISED OF THE POSSIBILITY THEREOF This limitation of the liability of National Instruments will apply regardless of the form of action whether in contract or tort including negligence Any action against National Instruments must be brought within one year after the cause of action accrues National Instruments shall not be liable for any delay in performance due to causes beyond its reasonable control The warranty provided herein does not cover damages defects malfunctions or service failures caused by owner s failure to follow the National Instruments installation operation or maintenance instructions owner s modification of the product owner s abuse misuse or negligent acts and power failure or surges fire flood accident actions
16. iables filenames and extensions and for statements and comments taken from programs Related Documentation The following document contains information that you may find helpful as you read this manual e Fieldbus Foundation Specification which includes the following items Fieldbus Foundation System Management Services Function Block Application Process Part 1 Function Block Application Process Part 2 Customer Communication National Instruments wants to receive your comments on our products and manuals We are interested in the applications you develop with our products and we want to help if you have problems with them To make it easy for you to contact us this manual contains comment and configuration forms for you to complete These forms are in Appendix D Customer Communication at the end of this manual National Instruments Corporation ix 80188EB Based Fieldbus Round Card User Manual Chapter Introduction This chapter lists what you need to get started and includes a brief description of the Fieldbus Round Card hardware and supplied software What You Need to Get Started To install your Fieldbus Round Card Interface Kit you need the following items Fieldbus Round Card Fieldbus Round Card Interface Kit distribution disk e Windows 3 x Windows 95 or Windows NT installed on your computer Hardware Overview The Fieldbus Round Card is a stand alone card that allo
17. ing a binary file suitable for downloading to the EPROM of the Round Card i Note The nistack 1lib library file which your code must link to was created with Borland C version 4 5 Use either the same compiler or a compatible compiler to ensure that your code works correctly with nistack 1ib National Instruments Corporation 4 5 80188EB Based Fieldbus Round Card User Manual Chapter 4 Interfacing to Your Round Card i Note National Instruments recommends that you use Borland C version 4 5 for maximum compatibility with our library file The first step in the final stage is compilation The following files must be successfully compiled to obj format e The c file generated by the Device Code Generator e The c file generated by the Configuration Generator e Your own c file that contains your userStart function and your callbacks You should compile the files to obj format using compiler options to meet the following conditions e You must use the Medium memory model near data far code For the Borland C 4 5 compiler this option is mm e You must use the default structure alignment which is a 2 byte structure alignment for Borland C 4 5 e You must allow single byte enumeration where possible For the Borland C 4 5 compiler this option is b After you have compiled the files you must link them with the National Instruments Round Card library nistack 1ib This file contains the communications stack a
18. ing language Programming language version Other boards in system Base I O address of other boards DMA channels of other boards Interrupt level of other boards Documentation Comment Form National Instruments encourages you to comment on the documentation supplied with our products This information helps us provide quality products to meet your needs Title Edition Date Part Number January 1998 321019C 01 Intel 801SSEB Based Fieldbus Round Card User Manual Please comment on the completeness clarity and organization of the manual If you find errors in the manual please record the page numbers and describe the errors Thank you for your help Name Title Company Address Phone Fax Mail to Technical Publications National Instruments Corporation 6504 Bridge Point Parkway Austin TX 78730 5039 Fax to Technical Publications National Instruments Corporation 512 794 5678 Glossary Prefix Meanings Value m milli 103 c centi 102 k kilo 10 M mega 106 Q Ohms Amperes AI Analog input API Application Programmer s Interface ASCII American Standard Code for Information Interchange bit A binary digit a digit 1 or 0 in the representation of a number in binary notation byte Eight related bits of data DD Device Description DMA Direct memory access EPROM Erasable
19. l Software Installation Chapter This chapter contains instructions for installing the software that came with your Fieldbus Round Card Fieldbus Round Card Interface Kit Components The Fieldbus Round Card Interface Kit contains the following software components Function Block Shell Code Generation and Configuration Generation utilities for Windows Combined protocol stack NI FBUS Function Block Shell and Serial Driver linkable library for Borland C C 4 5 Sample function block templates for all standard Foundation Fieldbus function blocks Sample function block configuration files C language header files for interfacing to the NI FBUS Function Block Shell Install the Software Complete the following steps to run the software installation program 1 National Instruments Corporation Insert the Fieldbus Round Card Interface Kit distribution disk into an unused drive Windows 95 or Windows NT 4 x Choose Run from the Start menu Windows 3 x or Windows NT 3 5 or earlier Choose Run from the File menu in the Program Manager window Type the following command into the dialog box that appears x setup where x is the letter of the drive containing the distribution disk usually a or b 3 1 80188EB Based Fieldbus Round Card User Manual Chapter 3 Software Installation 4 The interactive installation program installs the software into the directory of your choice Your software in
20. lates You must create a device template to describe the network visible structure of your device and the parameters of your function blocks to the Function Block Shell The device template is an ASCII file that is divided into various sections containing numerical and string parameters The samples subdirectory of your installation directory contains sample device templates for devices containing function blocks of the standard types The simplest way to create your device template is to modify a copy of one of the sample device templates using a text editor such as MS DOS Edit or Windows Notepad Choose the sample device template that most closely matches your device For example if the main function of your device is analog input start with the AI Device Template If you want your device to contain multiple function blocks you need to paste several BLOCK sections from the sample files into your device template file The templates contain information about the device identification the physical and function blocks in the device and the device parameters The device template syntax is described in Chapter 3 Registration Functions of the NI FBUS Function Block Shell Reference Manual Your final device templates are converted to C code using the Device Code Generator described in the next section Converting a Device Template to C Code Before you compile your Function Block device you must convert the device template to C code using
21. le to terminal J2 see Figure 2 1 on the Round Card The positive end of the cable should be connected to terminal 0A and the negative end of the cable should be connected to terminal 1A Ensure that the Fieldbus cable is properly terminated 2 Press the reset button on the Round Card S1 see Figure 2 1 to reset the processor National Instruments Corporation 2 1 80188EB Based Fieldbus Round Card User Manual Chapter 2 Hardware Installation Reset Button OO 3IN GND O Mode Configuration Figure 2 1 Top Side of 80188EB Based Fieldbus Round Card In Figure 2 2 W2 shows the pinout of the user electronics connector and U9 shows where your Flash should be placed after burning Chapter 4 Interfacing to Your Round Card describes the signals on the user electronics connector and explains how to burn your Flash 80188EB Based Fieldbus Round Card User Manual 2 2 National Instruments Corporation Chapter 2 Hardware Installation Figure 2 2 Bottom Side of 80188EB Based Fieldbus Round Card Your hardware is now installed Proceed to Chapter 3 Software Installation for instructions on installing the software National Instruments Corporation 2 3 80188EB Based Fieldbus Round Card User Manua
22. lude the configuration forms from their user manuals Include additional pages if necessary Name Company Address Fax Phone Computer brand Model Processor Operating system include version number Clock speed MHz RAM MB Display adapter Mouse ___ yes __no Other adapters installed Hard disk capacity MB Brand Instruments used National Instruments hardware product model Revision Configuration National Instruments software product Version Configuration The problem is List any error messages The following steps reproduce the problem Hardware and Software Configuration Form Record the settings and revisions of your hardware and software on the line to the right of each item Complete a new copy of this form each time you revise your software or hardware configuration and use this form as a reference for your current configuration Completing this form accurately before contacting National Instruments for technical support helps our applications engineers answer your questions more efficiently National Instruments Products Interrupt level of hardware DMA channels of hardware Base I O address of hardware Other Products Computer make and model Microprocessor Clock frequency or speed Type of video board installed Operating system version Operating system mode Programm
23. mat Appendix This appendix explains how to structure the System Management Configuration section of your Device Configuration ini file The System Management Configuration section of your Windows ini Device Configuration file must be converted to C code and linked with your application before the Round Card can communicate on the Fieldbus network The code generated by running this file through the Configuration Generator automatically configures your card When a parameter is changed over the Fieldbus the parameter is updated in nonvolatile memory Following is a description of the format of the System Management Configuration section The names of the sections in System Management Configuration are as follows MIB FB Schedule 0 FB Schedule 1 FB Schedule N The general line format for all other lines is as follows variable value where the valid variable names and values are defined in Table B 1 CP Note Most of the variables in Table B 1 are optional In fact only the dev1D is required For other variables default values are used if other values have not been defined in the configuration file National Instruments Corporation B 1 80188EB Based Fieldbus Round Card User Manual Appendix B System Management Configuration Section Format Table B 1 Valid Variable Names and Values for the MIB Sections Variable Name Valid Values Implied Units Default clockSyncInterval 0 255 seconds
24. nd Function Block Shell You must specify the following linker options when linking to nistack 1lib e Case sensitive public and external symbols For the Borland C 4 5 linker this option is c e Ignore default libraries For the Borland C 4 5 linker this option is n e Set the segment alignment to 16 bytes For the Borland C 4 5 linker this option is A 16 When you have successfully completed linking your application you are ready to locate it in the physical address space of the Round Card To complete this step you need a locator utility such as Paradigm Systems locate The locator file must place the Data Segment so that it covers at least the first 32 bytes of the Frontier 1 memory space If the Data Segment is not placed correctly the Round Card will be unable to communicate on the Fieldbus 80188EB Based Fieldbus Round Card User Manual 4 6 National Instruments Corporation Chapter 4 Interfacing to Your Round Card The various hardware components on the Round Card are mapped into processor memory The memory locations of the EPROM RAM and Frontier 1 are shown in Table 4 1 Table 4 1 Memory Map of Round Card Component Size Memory Window hex SRAM 128 KB x8 00000 1 FFFF Flash 256 KB x 8 C0000 FFFFF Frontier 1 1KBx8 20000 20400 The Frontier 1 needs a 32 byte window for accessing its registers but the minimum memory window size that can be allocated is 1 kb so the Frontier 1 regi
25. of third parties or other events outside reasonable control Under the copyright laws this publication may not be reproduced or transmitted in any form electronic or mechanical including photocopying recording storing in an information retrieval system or translating in whole or in part without the prior written consent of National Instruments Corporation NI FBUS is a trademark of National Instruments Corporation Product and company names listed are trademarks or trade names of their respective companies WARNING REGARDING MEDICAL AND CLINICAL USE OF NATIONAL INSTRUMENTS PRODUCTS National Instruments products are not designed with components and testing intended to ensure a level of reliability suitable for use in treatment and diagnosis of humans Applications of National Instruments products involving medical or clinical treatment can create a potential for accidental injury caused by product failure or by errors on the part of the user or application designer Any use or application of National Instruments products for or involving medical or clinical treatment must be performed by properly trained and qualified medical personnel and all traditional medical safeguards equipment and procedures that are appropriate in the particular situation to prevent serious injury or death should always continue to be used when National Instruments products are being used National Instruments products are NOT intended to be a substitute for an
26. ograms For recorded instructions on how to use the bulletin board and FTP services and for BBS automated information call 512 795 6990 You can access these services at United States 512 794 5422 Up to 14 400 baud 8 data bits 1 stop bit no parity United Kingdom 01635 551422 Up to 9 600 baud 8 data bits 1 stop bit no parity France 01 48 65 15 59 Up to 9 600 baud 8 data bits 1 stop bit no parity FTP Support To access our FTP site log on to our Internet host ftp natinst com as anonymous and use your Internet address such as joesmith anywhere com as your password The support files and documents are located in the support directories National Instruments Corporation D 1 80188EB Based Fieldbus Round Card User Manual Fax on Demand Support Fax on Demand is a 24 hour information retrieval system containing a library of documents on a wide range of technical information You can access Fax on Demand from a touch tone telephone at 512 418 1111 E Mail Support currently U S only You can submit technical support questions to the applications engineering team through e mail at the Internet address listed below Remember to include your name address and phone number so we can contact you with solutions and suggestions support natinst com Telephone and Fax Support National Instruments has branch offices all over the world Use the list below to find the technical support number for your country If there is no
27. programmable read only memory FB Function Block FTP File Transfer Protocol HART HART Field Communications Protocol National Instruments Corporation G 1 80188EB Based Fieldbus Round Card User Manual Glossary hex Hexadecimal Hz Hertz I O Input Output KB Kilobytes of memory MB megabytes of memory OD Object Dictionary PC Personal computer PROM Programmable read only memory RAM Random access memory s Seconds snap Read from the communications stack SRAM Serial random access memory TTL Transistor transistor logic V volts VCR Virtual Communication Relationship VFD Virtual Field Device VOUT Volt output 80188EB Based Fieldbus Round Card User Manual G 2 National Instruments Corporation
28. rmations and acknowledgments if you are using alarms The Function Block Shell calls your execution callback whenever your Block is scheduled to execute This callback performs whatever algorithm you want your function block to perform The other callbacks which are called after your device sends an alarm allow you to perform device specific processing upon alarm confirmations notifications that the alarm was received and alarm acknowledgments notifications that a user has seen the alarm Other optional callbacks are provided for other purposes See Chapter 4 Callback Functions of the NI FBUS Function Block Shell Reference Manual for more details Writing userStart and Registering Callbacks Your userStart function is called by the stack during startup It is your chance to perform your own initialization tasks userStart also initializes the Function Block Shell and registers your callbacks with 80188EB Based Fieldbus Round Card User Manual 4 4 National Instruments Corporation Chapter 4 Interfacing to Your Round Card the Function Block Shell See Chapter 7 Miscellaneous Functions of the NI FBUS Function Block Shell Reference Manual for more details Generating Your Device Configuration The initial configuration of your device includes the configuration of items such as the starting node address device identification and optionally the function block schedules You must specify the parameters in the standard Windows
29. stallation is now complete Proceed to Chapter 4 Interfacing to Your Round Card 80188EB Based Fieldbus Round Card User Manual 3 2 National Instruments Corporation Chapter Interfacing to Your Round Card This chapter describes how to connect the Fieldbus Round Card to any external electronics and how to develop your Field Device application to interface to the NI FBUS Function Block Shell Interfacing to the Hardware The 2 x 4 female connector on the bottom side of the Fieldbus Round Card W2 is a user electronics connector that contains signals you can connect to any user supplied electronics There are three sets of signals 3VOUT Serial Port 0 and Serial Port 1 The three sets of signals have a common ground pin See the W2 item in Figure 2 2 Bottom Side of 80188EB Based Fieldbus Round Card in Chapter 2 Hardware Installation for the pinout of the user electronics connector The signals are described as follows e 3VOUT The Fieldbus Round Card has a 3 9 V at 8 mA output that you can use to power the user electronics To activate the 3 9 V output on the W2 connector of the Round Card place a 0 resistor on R18 and replace R35 with a0 Q resistor Doing this increases the current draw from the Fieldbus to 32 mA in the quiescent state R18 and R35 are located on the bottom side of the Round Card e Serial Port O The Transmit and Receive pins of the microprocessor serial port 0 are available at the us
30. sters are aliased within this 1 kb memory space Burn Your Flash After you have run the locator you are ready to burn your Flash place it in the Round Card and test your program The Fieldbus Round Card provides a method for you to burn the Flash on the Round Card without an external burner device This method involves the use of the niBurn utility an RS 232 port on the host and serial port 1 on the Round Card This method requires you to build an RS 232 to TTL serial converter cable to connect to the W2 connector on the Round Card Complete the following steps to burn the Flash with the niBurn utility 1 National Instruments Corporation Power up the Round Card in PROG Mode see the Hardware Overview section of Chapter 1 Introduction for more information about PROG Mode Make sure that the user program is located at physical address C0000 because this is the address the niBurn utility jumps to when the board is reset in RUN mode or when niBurn has successfully downloaded the user program into the Flash in PROG mode Launch niBurn The niBurn utility is located in the NI Fieldbus program group on the host When you launch the niBurn utility it prompts you for the name of your binary file and the COM port to use 4 7 80188EB Based Fieldbus Round Card User Manual Chapter 4 Interfacing to Your Round Card Your RS 232 to TTL cable leading to the Round Card must be attached to the COM port you specify See the
31. work National Instruments Corporation vii 80188EB Based Fieldbus Round Card User Manual About This Manual Organization of This Manual This manual is organized as follows Chapter 1 Introduction lists what you need to get started and includes a brief description of the Fieldbus Round Card hardware and supplied software Chapter 2 Hardware Installation contains instructions to help you install your Fieldbus Round Card Chapter 3 Software Installation contains instructions for installing the software that came with your Fieldbus Round Card Chapter 4 Interfacing to Your Round Card describes how to connect the Fieldbus Round Card to any external electronics and how to develop your Field Device application to interface to the NI FBUS Function Block Shell Appendix A Data Link Configuration Section Format explains how to structure the Data Link Configuration section of your Device Configuration ini file Appendix B System Management Configuration Section Format explains how to structure the System Management Configuration section of your Device Configuration ini file Appendix C Specifications describes the characteristics of the Fieldbus Round Card Appendix D Customer Communication contains forms you can use to request help from National Instruments or to comment on our products and manuals Conventions Used in This Manual The following conventions are used in this manual lt gt Angle bra
32. ws you to interface to a network that complies with the Fieldbus Foundation H1 specification The Fieldbus Round Card uses the Intel 80188EB embedded processor and a programmable 256 KB x 8 Flash to run the Stack Interface Library Function Block Shell and user applications A 128 KB x 8 SRAM device on the card provides volatile memory The Intel 80188EB processor supports two serial ports You can use one serial port as a debug port and connect it to the COM port of the host running the debugger software A typical application for the other serial port would be to interface to a device running the serial HART protocol or other proprietary serial protocol Both serial ports provide 3 V compatible signals The Fieldbus Round Card is capable of providing a 3 9 V at 8 mA power supply to power your electronics The serial ports and the 3 9 V output are accessible from a 2 x 4 female connector National Instruments Corporation 1 1 80188EB Based Fieldbus Round Card User Manual Chapter 1 Introduction The Fieldbus Round Card operates under one of two modes PROG mode and RUN mode To select PROG mode place jumper B on the card To select RUN mode remove jumper B from the card When power is applied to the Fieldbus Round Card the processor reads the position of jumper B of W1 to check the mode When the card is in PROG mode you can download your application from the COM port of the host computer connected to the debug serial port When the
33. y form of established process procedure or equipment used to monitor or safeguard human health and safety in medical or clinical treatment Contents About This Manual How to Use the Manual Set asnes E E E EREE Vil Organization of This Manual 00 0 eee eeeeeeeceseeeeeeseeceecaeesaecsaesaecneceseeseeeseeeeeeeeeeeeees viii Conventions Used in This Manual eeeeeeeeeeeeseeesesesesesesesesrerererrsrrresesssssserererrrrereeeees viii Related Doc mentatioi ninaninata S E AE A ETT R ix Customer COMMUNICATION aa e a ea a Es ix Chapter 1 Introduction What You Need to Get Started ieccceccsesessssssssessscecesessesececsceeeceseeeeseseneneseees 1 1 Hard Ware OV EL VIEW sessssedstecdeedddenee cote lc sud oa a dedaW a ane oaan e rae N E R a 1 1 Software Overview cenon a a a a ae aad en ed as 1 2 Chapter 2 Hardware Installation Tnstall the Hard Ware os es cece E A E E EE E A eee eS 2 1 Chapter 3 Software Installation Fieldbus Round Card Interface Kit Components eceeeeeeeseeeeecneecseceeaecnaenaee 3 1 Install the SoftWare Asier once ctesssedscediscessssss eee tana ssceescheecsstesbtescdgnesscesstevash usdsedtses es 3 1 Chapter 4 Interfacing to Your Round Card Interfacing to the HardWare ceiien eae ake E E EEE EE EEEE E e 4 1 Using the SoftWare siroaa aE Ee EEEa aea EE re rE ESE EES EEE EEE EEE Es 4 2 OVELVIEW iss eoio o esae AE E a aa ie Ea ae KE O EA EE hunts 4 2 Developing Your Round Card Application
34. year from the date of shipment as evidenced by receipts or other documentation National Instruments will at its option repair or replace equipment that proves to be defective during the warranty period This warranty includes parts and labor The media on which you receive National Instruments software are warranted not to fail to execute programming instructions due to defects in materials and workmanship for a period of 90 days from date of shipment as evidenced by receipts or other documentation National Instruments will at its option repair or replace software media that do not execute programming instructions if National Instruments receives notice of such defects during the warranty period National Instruments does not warrant that the operation of the software shall be uninterrupted or error free A Return Material Authorization RMA number must be obtained from the factory and clearly marked on the outside of the package before any equipment will be accepted for warranty work National Instruments will pay the shipping costs of returning to the owner parts which are covered by warranty National Instruments believes that the information in this manual is accurate The document has been carefully reviewed for technical accuracy In the event that technical or typographical errors exist National Instruments reserves the right to make changes to subsequent editions of this document without prior notice to holders of this edition The read
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