GPIB-SCSI-A & NI-488M for Silicon Graphics Challenge Servers
Contents
1. The first ibfind will exhibit a delay of several seconds This delay is due to operating system constraints with respect to scanning the SCSI bus for the existence of a GPIB SCSI A box The file cib c is the interface between your C language application program and the operating system entry points to the NI 488M GPIB SCSI A driver To use the NI 488M functions you must either compile cib c and include the resulting object file during the link phase of each application compile operation or link the GPIB library libgpib as shown in the following examples eC teste Cibo or cc test c lgpib Your application program must include lt sys ugpib h gt The NI 488M functions are compatible with any other NI 488M functions used with other National Instruments products except for the following functions These functions are not supported by the NI 488M software for the GPIB SCSI A ibdma ibsgnl National Instruments Corp 3 9 SCSI A S G Challenge IRIX Appendix A Hardware Specifications This appendix lists the electrical environmental and physical specifications of the GPIB SCSI A Table A 1 Electrical Characteristics Characteristic Specification Power Supply Unit 100 to 120 VAC 10 50 to 60 Hz or 220 to 240 VAC 10 50 to 60 Hz Current Requirement 100 to 120 VAC 90 mA 220 to 240 VAC 45 mA Fuse Rating and Type 100 to 120 VAC 200 mA UL CSA approved 220 to 240 VAC 125 mA IEC approved Table A 2 Enviro2. hereafter referred to as Silicon Graphics computer running IRIX 5 x 6 x into a GPIB Controller with complete communications and bus management capabilities The NI 488M software includes the following items e NI 488M driver for GPIB SCSI A gpib o e C language interface cib c e Automatic installation program instgpib e Installation tests ibt sta and ibtstb e Interactive control program ibic e Interactive configuration program ibconf National Instruments Corp 1 3 SCSI A S G Challenge IRIX Chapter 2 Hardware Configuration and Installation This chapter describes how to configure the GPIB SCSI A and how to connect the GPIB SCSI A to the Silicon Graphics computer Configure the Hardware The GPIB SCSI A is shipped from the factory with a 100 to 120 VAC or 220 to 240 VAC power supply Before you configure the GPIB SCSI A verify that the voltage specified on the bottom panel label matches the voltage that is supplied in your area Caution Operating the GPIB SCSI A at any voltage other than the one specified on the bottom panel label could damage the unit Replacement fuses must be the proper type and rating See Appendix A Hardware Specifications for fuse information The GPIB SCSI A is shipped from the factory configured to operate in SCSI S mode Optional parity checking on the SCSI port is disabled The GPIB SCSI A is set at SCSI ID 5 and primary GPIB address 0 Additionally the GPIB SCSI A kit is sh
3. 02 48301892 03 5472 2970 02 596 7456 5 520 3282 03480 33466 32 84 84 00 2265886 91 640 0085 08 730 49 70 056 20 51 51 02 377 1200 01635 523545 SCSI A S G Challenge IRIX Technical Support Form Technical support is available at any time by fax Include the information from your configuration form Use additional pages if necessary Name Company Address Fax Phone Computer brand Model Processor Operating system 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 continues National Instruments software product Version Configuration The problem is List any error messages The following steps will reproduce the problem GPIB SCSI A Hardware and Software Configuration Form Record the settings and revisions of your hardware and software on the line to the right of each item Update this form each time you revise your software or hardware configuration and use this form as a reference for your current configuration National Instruments Products e GPIB SCSI A Model e NI 488M Software Version Number on Distribution Medium e SW1 Switch Setting e SW2 Switch Setting Terminating Resistor Pack Installed yes or no Other Products e
4. Application Programming Language e IRIX Version Other SCSI devices in System and SCSI ID of each 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 Getting Started with Your GPIB SCSI A and the NI 488M Software for Silicon Graphics Challenge Servers Running IRIX 5 x 6 x Edition Date September 1995 Part Number 321026A 01 Please comment on the completeness clarity and organization of the manual continues 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 Mail to Technical Publications National Instruments Corporation 6504 Bridge Point Parkway MS 53 02 Austin TX 78730 5039 Fax to Technical Publications National Instruments Corporation MS 53 02 512 794 5678 Glossary degrees percent A amperes ANSI American National Standards Institute C Celsius CSA Canadian Standards Association DIP dual inline package DMA direct memory access EMI electromagnetic interference FCC Federal Communications Commission g grams GPIB General Purpose Interface Bus Hz hertz IEC International Electrotechnical Commission IEEE Institute of Electrical
5. INCLUDE gpib Copy the file gpib o from the driver software directory to the var sysgen boot directory For example if the driver is being installed for IRIX 6 0 1 with XFS system you would enter the following command cp usr gpib IRIX601XFS gpib o var sysgen boot where usr gpib IRIX601XES is the driver software directory created in the Copy the Driver Files step in this chapter Use the editor of your choice to create a file called gpib in the var sysgen master d directory and enter the following lines into the file FLAGP PREFIX SOFT DEV DEPENDENCIES scp ib 32 F scsi Save the current version of the kernel by entering the following command cp unix unix bak National Instruments Corp 3 5 SCSI A S G Challenge IRIX Software Installation and Configuration Chapter 3 6 Depending on the version of IRIX you are running you might need to install certain patches on the system so that the driver functions correctly Check the directory containing the driver software to see if a subdirectory called Patches is present If it is present you must install the supplied patches on the system as described in the following steps If it is not present skip to step 7 a Change to the Patches subdirectory by entering the following command cd Patches b Install the patches using the inst command as follows inst f lt base name of the patch gt Repeat this step for each of the patches in the
6. Tables Table 2 1 Configuration Parameters for SW1 Switches Tthr u ghi 3 sires eurian ia es ce Ashes ied nae 2 3 Table 2 2 Configuration Parameters for SW1 Switches A throu h 8 saccscbieceictsses us rE Eee EEEE EES 2 4 Table 2 3 Factory Default Configurations for SW2 0 ee 2 5 Table A 1 Electrical Characteristics sseeeseeeseeeeseeseeererserersreeeen A 1 Table A 2 Environmental Characteristics cee eeeeeeeeeeeee A 1 Table A 3 Physical Characteristics sssseeseseeeseseeseserseesrsessrersseersn A 2 SCSI A S G Challenge IRIX Vili National Instruments Corp About This Manual This manual contains instructions for installing and configuring the National Instruments GPIB SCSI A Controller and NI 488M software for use with Silicon Graphics Challenge servers running IRIX 5 x 6 x This manual is meant to be used with the NI 4S8M Software Reference Manual Organization of This Manual This manual is organized as follows e Chapter 1 Introduction lists what you need to get started and optional equipment you can order gives instructions for inspecting your GPIB SCSI A and briefly describes the hardware and the NI 488M software e Chapter 2 Hardware Configuration and Installation describes how to configure the GPIB SCSI A and how to connect the GPIB SCSI A to the Silicon Graphics computer e Chapter 3 Software Installation and Configuration lists all the files available on the distribution tape and conta
7. all the device special files needed by the software For more detailed information about ibconf refer to the N 488M Software Reference Manual 1 Enter the following command to run ibconf ibconf irix_kernel where irix_kernel is optional and can be any IRIX kernel with the driver for the GPIB SCSI A installed The default IRIX kernel is unix For example to configure the IRIX kernel unix with the driver for the GPIB SCSI A enter the following command ibconf To run ibconf when the kernel being started is named unix new enter the following command ibconf unix new 2 After you make any necessary changes save the current configuration by entering y before exiting ibconf Even if you have not made any changes to the configuration settings you should still enter a y to have ibconf create the special device files gpib and dev in the dev directory 3 Reboot the system This completes the software installation and configuration procedures National Instruments Corp 3 7 SCSI A S G Challenge IRIX Software Installation and Configuration Chapter 3 Step 4 Verify the Installation The NI 488M distribution disk includes two software installation tests ibtsta and ibtstb e ibtsta checks for a correct node dev gpib0 and correct access to the device driver Note The first ibfind might exhibit a delay of several seconds This delay is due to operating system constraints with respect to scanning the SCSI bus f
8. and Electronic Engineers in inches Ib pounds LED light emitting diode m meters MB megabytes of memory RAM random access memory s seconds SCSI Small Computer System Interface bus UL Underwriters Laboratories V volts VAC volts alternating current VDC volts direct current National Instruments Corp G 1 SCSI A S G Challenge IRIX
9. e IRIX Software Installation and Configuration Chapter 3 ibtsta Installation test part A ibtstb Installation test part B ibic Interactive control utility ibconft Software configuration utility Patches Subdirectory containing any required IRIX patches optional Step 2 Install the Software Follow these procedures to install the NI 488M software Set Up a Working Directory 1 2 Log on as super user root Create a working directory for example usr gpib and change to that directory by entering the following commands mkdir usr gpib cd usr gpib Install the Driver You can install the software automatically or manually Installing the Driver Automatically The interactive program instgpib installs the driver for you when you follow these steps 1 Copy the installation program instgpib from the NI 488M distribution tape to the working directory by entering the following command tar xvf dev tape instgpib where dev tape is the default name of the tape drive and could be different on your system SCSI A S G Challenge IRIX 3 2 National Instruments Corp Chapter 3 Software Installation and Configuration 2 Enter the following command to run the program in your working directory instgpib 3 Follow the instructions on the screen to complete the installation Installing the Driver Manually To install the software manually you must install the utility files the C library and the
10. irrespective of the SCSI controller to which the GPIB SCSI A is connected e The hinv command does print information about the GPIB SCSI A This is unlike earlier versions of the driver in which the hinv command did not print any information about the GPIB SCSI A However due to certain incompatibilities between the GPIB SCSI A firmware and the IRIX operating system messages similar to the following message may be printed out one or more times in the output of hinv depending on the SCSI controller the GPIB SCSI A is connected to and the version of IRIX you are running Unknown type 31 unit 5 lun 7 on SCSI controller 2 Messages similar to this one might be printed for each lun 1 through 7 Unknown type 31 unit 5 on SCSI controller 2 SCSI A S G Challenge IRIX B 2 National Instruments Corp Appendix B Additional Driver Information In the preceding example the GPIB SCSI A is at SCSI ID 5 and is connected to a scip Controller at SCSI ID 2 If a GPIB SCSI A at SCSI ID 5 were connected to a wd95 SCSI controller at SCSI ID 0 a single line similar to the following or multiple lines as shown in the preceding example would be the output of the hinv command for GPIB SCSI A depending on the version of IRIX you are running Unknown type 31 unit 5 on SCSI controller 0 e Ifthe GPIB SCSI A is connected to a wd95 controller you may notice several messages similar to the following message depending on which version of IRI
11. of code This font is also used for the proper names of paths directories programs device names functions variables and filenames Bold text in this font denotes the messages and responses that the computer automatically prints to the screen IEEE 488 and IEEE 488 2 refer to the ANSI IEEE Standard 488 1 1987 and ANSI IEEE Standard 488 2 1987 which define the GPIB Abbreviations acronyms metric prefixes mnemonics and terms are listed in the Glossary Related Documentation The following documents contain information that you may find helpful as you read this manual e GPIB SCSI A User Manual National Instruments Corporation e ANSI X3 131 1986 Small Computer System Interface SCSI e ANSVIEEE Standard 488 1 1987 IEEE Standard Digital Interface for Programmable Instrumentation SCSI A S G Challenge IRIX x National Instruments Corp About This Manual e ANSI TEEE Standard 488 2 1987 IEEE Standard Codes Formats Protocols and Common Commands e Deskside POWER CHALLENGE and CHALLENGE L Owner s Guide Silicon Graphics Inc Mountain View CA 94039 Document Number 007 1732 030 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 y
12. reception This equipment has been tested and found to comply with the following two regulatory agencies Federal Communications Commission This device complies with Part 15 of the Federal Communications Commission FCC Rules for a Class A digital device Operation is subject to the following two conditions 1 This device may not cause harmful interference in commercial environments 2 This device must accept any interference received including interference that may cause undesired operation Canadian Department of Communications This device complies with the limits for radio noise emissions from digital apparatus set out in the Radio Interference Regulations of the Canadian Department of Communications DOC Le pr sent appareil num rique n met pas de bruits radio lectriques d passant les limites applicables aux appareils num riques de classe A prescrites dans le r glement sur le brouillage radio lectrique dict par le minist re des communications du Canada Instructions to Users These regulations are designed to provide reasonable protection against harmful interference from the equipment to radio reception in commercial areas Operation of this equipment in a residential area is likely to cause harmful interference in which case the user will be required to correct the interference at his own expense There is no guarantee that interference will not occur in a particular installation However the chances o
13. 0 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 reader 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 DAM
14. AGES 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 of third parties or other events outside reasonable control Copyright 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 Trademarks NI 488M is a tradema
15. Getting Started with Your GPIB SCSI A and the NI 488M Software for Silicon Graphics Challenge Servers Running IRIX 5 x 6 x September 1995 Edition Part Number 321026A 01 Copyright 1995 National Instruments Corporation All Rights Reserved National Instruments Corporate Headquarters 6504 Bridge Point Parkway Austin TX 78730 5039 512 794 0100 Technical support fax 800 328 2203 512 794 5678 Branch Offices Australia 03 9 879 9422 Austria 0662 45 79 90 0 Belgium 02 757 00 20 Canada Ontario 519 622 9310 Canada Qu bec 514 694 8521 Denmark 45 76 26 00 Finland 90 527 2321 France 1 48 14 24 24 Germany 089 741 31 30 Hong Kong 2645 3186 Italy 02 48301892 Japan 03 5472 2970 Korea 02 596 7456 Mexico 5 202 2544 Netherlands 03480 33466 Norway 32 84 84 00 Singapore 2265886 Spain 91 640 0085 Sweden 08 730 49 70 Switzerland 056 20 51 51 Taiwan 02 377 1200 U K 01635 523545 Limited Warranty The GPIB SCSI A is warranted against defects in materials and workmanship for a period of two years 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 9
16. SI system Be sure to use only shielded SCSI cables Total cable length in your SCSI system should be less than 6 m and terminating resistors should be installed on both ends as described earlier in this chapter Connect the GPIB cable to the GPIB SCSI A and tighten the thumb screws on the connector Connect the other end to your GPIB system Be sure to use only shielded GPIB cables Total cable length in your GPIB system should be less than 20 m with a maximum separation of 4 m between any two devices You should have no more than 15 devices in a GPIB system and at least two thirds of those devices must be powered on Plug in the power cord into an AC outlet of the correct voltage Step 3 Switch On Your GPIB SCSI A and Power On Your System Complete the following steps to switch on your GPIB SCSI A and power on your system 1 Switch on your GPIB SCSI A by using the rocker switch on the rear panel The POWER LED should come on immediately and the READY indicator on the front panel should come on after the GPIB SCSI A has passed its power on self test indicating the unit is ready for operation If the READY indicator does not come on within 10 s after the unit is powered on recheck all connections and switch settings and retry the power on sequence If the READY light still fails to come on refer to Appendix D Customer Communication fill out the forms and contact National Instruments Plug the power cords of the Silicon Gr
17. Software eee cee ceeceeeeeeeeeeeseesaeenees 3 2 Set Up a Working Directory eee eeeeeeeseeeeeee 3 2 Install the Drivers sc sssccisssssisesssssssssssssoescsentesesessoeotensen 3 2 Installing the Driver Automatically 3 2 Installing the Driver Manually 3 3 Copy the Driver Files 3 3 National Instruments Corp vil SCSI A S G Challenge IRIX Contents Install the Utility Files 3 3 Install the C Library 3 4 Create a Device Special File 3 4 Build a New IRIX Kernel 3 5 Step 3 Configure the Software with ibconf 0 0 3 7 Step 4 Verify the Installation eee eee eeeeeeecneeneeeees 3 8 Step 5 Develop Your Application eee eeeeeeeeeteeeeseeen 3 9 Appendix A Hardware Specifications 2 0 0 0 eeseeeeeseeeeseeeneeeenneees A 1 Appendix B Additional Driver Information 0 00 00 00 cence B 1 Appendix C Troubleshooting o oo cee ecceceeescessecseeseeseesneeeeesecseesecsnecneeneesecneenses C 1 Appendix D Customer Communication eere D 1 CEA OSS REY E NE AES EA EEE E EEN EEEE G 1 Figures Figure 2 1 GPIB SCSI A Rear Panel oseseeeeeeeseeeeeersereersresrerresee 2 2 Figure 2 2 SW1 Default Mode Switch Settings oe 2 3 Figure 2 3 SW2 Default Mode Switch Settings 0 eee 2 5 Figure 2 4 Terminating Resistors for GPIB SCSI A at End of SCSE BUS EEA EE wucre vedi cee eet 2 7 Figure 2 5 Terminating Resistors for GPIB SCSI A Not at End of SCSI BUS ereraa E a EEE EE E 2 8
18. X you are running The messages would appear during the boot process after the GPIB driver is installed wd95_0d5 sense key 0x0 No sense asc 0x0 asq 0x0 In the preceding example a GPIB SCSI A at SCSI ID 5 is connected to a wd95 controller at SCSI ID 0 Despite such messages the driver itself should be completely functional When a GPIB SCSI A is connected to a scip controller such messages do not appear during the boot process National Instruments Corp B 3 SCSI A S G Challenge IRIX Appendix C Troubleshooting This appendix suggests some areas to check if you have problems installing the GPIB SCSI A or the NI 488M software If you still have problems after completing the steps in this appendix complete the configuration form in Appendix D Customer Communication and then contact National Instruments for technical support Hardware Warning The GPIB SCSI A contains circuitry that operates with hazardous voltages Refer service requirements to qualified personnel e Make sure the GPIB SCSI A Controller is securely connected to the SCSI cable e If the GPIB SCSI A is the last device on the SCSI bus make sure that you have placed the terminating resistor pack on one of the SCSI ports on the rear panel of the GPIB SCSI A to terminate the SCSI bus See Using SCSI Terminating Resistors in Chapter 2 for more information e Check the DIP switch settings on the GPIB SCSI A Controller Make sure that SW 1 is set t
19. aphics computer and any other SCSI equipment into a power outlet and power on all devices National Instruments Corp 2 9 SCSI A S G Challenge IRIX Chapter 3 Software Installation and Configuration This chapter lists all the files available on the distribution tape and contains step by step instructions for installing and configuring your NI 488M software verifying the installation of your NI 488M software and getting started with your GPIB application program Refer to Appendix B Additional Driver Information to see more information about this version of the NI 488M driver Step 1 Prepare to Install the Software Before installing the NI 488M software note the following e You must have super user privileges e The NI 488M distribution tape is in TAR format Organization of the NI 488M Distribution Tape At the top level directory the following files directories are present README FIRST Release Notes instgpib Software installation program IRIXxxx One or more subdirectories containing the driver software for IRIX version xxx For example the subdirectory labeled IRIX53XFS would contain the driver software for IRIX 5 3 with XFS At the next level each of the IRIX xxx subdirectories is organized as follows README Release Notes gpib o NI 488M driver for GPIB SCSI A cib c C language interface ugpib h Include file for user programs National Instruments Corp 3 1 SCSI A S G Challeng
20. cip and wd95 The differences in the behavior of the driver when connected to scip and wd95 are as follows Physically the SCSI ports of these controllers may look alike To verify which SCSI controller the GPIB SCSI A is connected to run ibic and enter the following GPIB command at the ibic prompt ibfind gpib0d A number of messages similar to the following messages may scroll on the console window when this command is being processed The GPIB SCSI A is connected to the controller for which no such message is output National Instruments Corp B SCSI A S G Challenge IRIX Additional Driver Information Appendix B Consider the following example wd95_0d1 does not respond selection timeout wd95_0d2 does not respond selection timeout wd95_0d5 does not respond selection timeout wd95_ld7 does not respond selection timeout scip4dl does not respond selection timeout scip4d2 does not respond selection timeout scip2dl does not respond selection timeout scip2d4 does not respond selection timeout scip2d6 does not respond selection timeout In this example the GPIB SCSI A is at SCSI ID 5 and is connected to a scip controller which is at SCSI ID 2 If the same GPIB SCSI A were connected to a wd95 controller at SCSI ID 0 the following message would have been missing wd95_0d5 does not respond selection timeout Note however that the functionality of the driver is the same
21. directory For further assistance with installing the patches contact Silicon Graphics Technical Support 7 Runthe lboot utility by entering the following command lboot u unix install 8 Reboot the system by entering the following command reboot When you reboot the system replaces the current kernel unix with the new kernel found in unix install The following message about the GPIB SCSI A appears on your screen to confirm that the software is installed correctly Refer to Appendix B Additional Driver Information for more information about boot messages National Instruments lt GPIB SCSI A gt Installed Note If you upgrade your operating system you must reinstall the NI 488M software SCSI A S G Challenge IRIX 3 6 National Instruments Corp Chapter 3 Software Installation and Configuration Step 3 Configure the Software with ibconf This step is not required if the driver is installed automatically using instgpib but is required if the driver was installed manually You can skip to step 4 Verify the Installation if you installed the driver automatically ibconf isa self explanatory utility with help screens that you can use to inspect and modify the default software parameters You must have super user privilege to run ibconf If you changed the default settings of the GPIB SCSI A such as the GPIB primary address you must make a corresponding change to the default parameters shown in ibconf ibconf creates
22. dress 12 GPIB Primary address 13 GPIB Primary address 14 GPIB Primary address 15 GPIB Primary address 16 GPIB Primary address 17 GPIB Primary address 18 GPIB Primary address 19 GPIB Primary address 20 GPIB Primary address 21 GPIB Primary address 22 GPIB Primary address 23 GPIB Primary address 24 GPIB Primary address 25 GPIB Primary address 26 GPIB Primary address 27 GPIB Primary address 28 GPIB Primary address 29 GPIB Primary address 30 GPIB Primary address 0 SCSI A S G Challenge IRIX 2 4 National Instruments Corp Chapter 2 Hardware Configuration and Installation Configuration Switch Settings for SW2 The DIP switch at location SW2 on the rear panel see Figure 2 1 is used to configure the mode of operation for the GPIB SCSI A These switch settings should not be changed for use with the Silicon Graphics computer Make sure that these switches are set as shown in Figure 2 3 If they are not set these switches as indicated Figure 2 3 SW2 Default Mode Switch Settings Table 2 3 and the subsequent paragraph describe the factory default configurations of the eight switches Table 2 3 Factory Default Configurations for SW2 Secs Postion Trdienton J 8 OFF _ Operating in S SCSI mode 7 ON GPIB SCSI A will neither notice nor report SCSI parity errors ON GPIB SCSI A will buffer data during data transfer commands 5 OFF GPIB SCSI A will complete all data requests to the count specifi
23. driver as well as build a new IRIX kernel The following procedures contain step by step instructions for installing the driver manually Copy the Driver Files Depending on the version of the IRIX operating system installed on your machine select the appropriate IRIX xxx subdirectory on the NI 488M distribution tape and copy the files to the working directory For example if the operating system installed is IRIX 6 0 1 with XFS you would enter the following command tar xvf dev tape IRIX601XFS where dev tape is the default name of the tape drive and could be different on your system Install the Utility Files Complete the following steps to install the utility files 1 Change to the directory containing the driver software For example if you are installing the driver for IRIX 6 0 1 with XFS enter the following command cd IRIX601XFS 2 Copy the file ugpib h to usr include sys by entering the following command cp ugpib h usr include sys National Instruments Corp 3 3 SCSI A S G Challenge IRIX Software Installation and Configuration Chapter 3 3 Copy the files ibic ibconf ibtsta and ibtstb to a directory in the command search path For example to copy to usr bin enter the following commands cp ibic usr bin cp ibconf usr bin cp ibtsta usr bin cp ibtstb usr bin Install the C Library You must compile the file cib c and convert it to a library because the NI 488M Software Referenc
24. e Manual assumes you have created a library for the C language interface To create a C language library enter the following commands EC ci kansi cibsc ar r usr lib libgpib a cib o if you are installing the driver for IRIX 5 x or cc c xansi cib c ar r usr lib64 libgpib a cib o if you are installing the driver for IRIX 6 x Alternatively you can add cib o to an existing library or include cib o during the link phase of each compile operation Create a Device Special File Each device on the IRIX system needs its own device special file in the dev directory 1 Enter the following command to create a device special file for device gpibd mknod dev gpib0O c 32 255 where 32 and 255 are the major and minor device numbers respectively SCSI A S G Challenge IRIX 3 4 National Instruments Corp Chapter 3 Software Installation and Configuration 2 List all the device special files prefixed dev by entering the following command ls 1 dev dev Remove the files dev dev1 through dev dev16 if present Otherwise proceed to the next section Build a New IRIX Kernel Build a New IRIX Kernel To build a new IRIX kernel with the NI 488M driver installed complete the following steps l Change to the var sysgen system directory by entering the following command cd var sysgen system Use the editor of your choice to create a file called gpib sm and enter the following line into the file
25. ed Double buffering is enabled Reserved and should remain OFF National Instruments Corp 2 5 SCSI A S G Challenge IRIX Hardware Configuration and Installation Chapter 2 Connect the Hardware The following are general instructions for connecting the GPIB SCSI A to the Silicon Graphics computer Configuring the SCSI Controller The GPIB SCSI A is an external SCSI device The SCSI controller to which it is connected must be configured for single ended operation Daisy Chaining There are two methods for connecting the GPIB SCSI A to the Silicon Graphics computer One method is connecting the GPIB SCSI A directly to the computer by using a cable with the proper connectors at each end The other method is daisy chaining Daisy chaining is connecting more than one SCSI device to a host It allows a single port on the host to serve a variable number of devices Using SCSI Terminating Resistors Because of its high speed capabilities the SCSI bus is sensitive to the electrical characteristics of the SCSI cabling When a signal is sent through the SCSI bus it bounces back and creates echoes along the cabling Any devices in the middle of the daisy chained SCSI bus receive these signal echoes Placement of terminating resistor packs can prevent echoes and ensure proper termination of a signal Proper termination is essential to the devices connected on a SCSI bus Read the documentation for each device to find out what kind of ter
26. eeseeseeeeeeeeeneenees x Customer Communication s sssseeesseseeeerstetesrstsrerrststeerseesrsenens xi Chapter 1 Introduction lt ea ieee eh eee E E 1 1 What You Need to Get Started oo eeeeeeeeeeeeeeeeeneeseeeaee 1 1 Optional Equipment 0 eee eeeeeee cee cneceeceeeeseesaesaeeeeesees 1 2 INSPCCUON ennen ree a EE EAEE E E vented 1 2 Hardware Description cssccesccesecesseeenceeeeeceseeeneceeeecereeeneenees 1 2 Software Description poires sacs cescogig svesssteseesoteueys E ipere Espens 1 3 Chapter 2 Hardware Configuration and Installation 2 1 Configure the Hardware sseeeeseeeesssesseseeersresrerreseesssesresrereneem 2 1 Configuration Switch Settings for SW1 seseeeeeeeeeesu 2 2 Configuration Switch Settings for SW2 2 5 Connect the Hardware ceeecceeseeseeeseseesseesceeceseeaecneceeeeeeenes 2 6 Configuring the SCSI Controller eee 2 6 Daisy Chaiming eee enaiis ieii 2 6 Using SCSI Terminating Resistors 0 0 0 0 2 6 Connection Steps reeeo ccocepesszessssseyes cess sveeenescoseceses 2 8 Step 1 Shut Down the System oe 2 8 Step 2 Connect the Cables 0 0 2 9 Step 3 Switch On Your GPIB SCSI A and Power On Your System 2 9 Chapter 3 Software Installation and Configuration 0 0 0 0 3 1 Step 1 Prepare to Install the Software ee eeeeeeeeee 3 1 Organization of the NI 488M Distribution Tape 3 1 Step 2 Install the
27. f interference are much less if the equipment is installed and used according to this instruction manual If the equipment does cause interference to radio or television reception which can be determined by turning the equipment on and off one or more of the following suggestions may reduce or eliminate the problem e Operate the equipment and the receiver on different branches of your AC electrical system e Move the equipment away from the receiver with which it is interfering e Reorient or relocate the receiver s antenna e Be sure that the equipment is plugged into a grounded outlet and that the grounding has not been defeated with a cheater plug Notice to user Changes or modifications not expressly approved by National Instruments could void the user s authority to operate the equipment under the FCC Rules If necessary consult National Instruments or an experienced radio television technician for additional suggestions The following booklet prepared by the FCC may also be helpful How to Identify and Resolve Radio TV Interference Problems This booklet is available from the U S Government Printing Office Washington DC 20402 Stock Number 004 000 00345 4 Contents About This Manual sos jiuasacisensantndnararncsnubucnmnamnsanss ix Organization of This Manual cece cece ceeceeceeeeeeseeeeeeeees ix Conventions Used in This Manual o oo eeeeeeeeeeeeeeeeeeneeen x Related Documentation 0 cece ees ceeceeceeceeee
28. ins step by step instructions for installing and configuring your NI 488M software verifying the installation of your NI 488M software and getting started with your GPIB application program e Appendix A Hardware Specifications lists the electrical environmental and physical specifications of the GPIB SCSI A e Appendix B Additional Driver Information includes additional information about this version of the NI 488M driver e Appendix C Troubleshooting suggests some areas to check if you have problems installing the GPIB SCSI A or the NI 488M software e Appendix D Customer Communication contains forms you can use to request help from National Instruments or to comment on our products and manuals e The Glossary contains an alphabetical list and description of terms used in this manual including abbreviations acronyms metric prefixes mnemonics and symbols National Instruments Corp ix SCSI A S G Challenge IRIX About This Manual Conventions Used in This Manual The following conventions are used in this manual bold italic bold italic monospace bold monospace TEEE 488 and TEEE 488 2 Bold text denotes the names of light emitting diodes LEDs Italic text denotes emphasis a cross reference or an introduction to a key concept Bold italic text denotes a note caution or warning Text in this font denotes text or characters that are to be literally input from the keyboard and sections
29. ipped from the factory with a SCSI terminator installed To determine if you need to remove it refer to the Using SCSI Terminating Resistors section in this chapter Note The switch settings available for configuration with this kit are the SCSI ID and the GPIB address which are controlled by SWI You do not need to change the switch settings for SW2 which controls the mode of operation The SCSI ID factory default setting of the GPIB SCSI A is 5 If SCSI ID 5 is used by another SCSI device in your system select an unused SCSI ID and set the appropriate switch to that SCSI ID number refer to Configuration Switch Settings for SW1 later in this chapter National Instruments Corp 2 1 SCSI A S G Challenge IRIX Hardware Configuration and Installation Chapter 2 SCSI ID 0 is used by the Silicon Graphics central processing unit and cannot be used by the GPIB SCSI A You can use the hinv command to inventory the hardware for your Silicon Graphics computer For example after entering hinv you might see the following messages Disk Drive unit 1 on SCSI controller 0 CDROM unit 7 on SCSI controller 0 These messages reveal that SCSI IDs 1 and 7 are used by the disk drive and CD ROM drive respectively and are not available Refer to Appendix B Additional Driver Information for the output of the hinv command for the GPIB SCSI A Configuration Switch Settings for SW1 The DIP switch at location SW1 on the rear panel is used to co
30. lenge IRIX C 2 National Instruments Corp Appendix D Customer Communication For your convenience this appendix contains forms to help you gather the information necessary to help us solve technical problems you might have as well as a form you can use to comment on the product documentation Filling out a copy of the Technical Support Form before contacting National Instruments helps us help you better and faster National Instruments provides comprehensive technical assistance around the world In the U S and Canada applications engineers are available Monday through Friday from 8 00 a m to 6 00 p m central time In other countries contact the nearest branch office You may fax questions to us at any time Corporate Headquarters 512 795 8248 Technical support fax Branch Offices Australia Austria Belgium Denmark Finland France Germany Hong Kong Italy Japan Korea Mexico Netherlands Norway Singapore Spain Sweden Switzerland Taiwan U K 800 328 2203 512 794 5678 Phone Number 03 9 879 9179 0662 45 79 90 19 02 757 03 11 45 7671 11 90 502 2930 1 48 1424 14 089 714 60 35 2686 8505 02 48301915 03 5472 2977 02 596 7455 5 202 2544 03480 30673 32 84 86 00 2265887 91 640 0533 08 730 43 70 056 20 51 55 02 737 4644 01635 523154 National Instruments Corp D 1 Fax Number 03 9 879 9422 0662 45 79 90 0 02 757 00 20 45 76 26 00 90 527 2321 1 48 14 24 24 089 741 31 30 2645 3186
31. mination it provides If your GPIB SCSI A is located at the end of a daisy chained SCSI bus you can prevent echoes by leaving the terminating resistor pack installed on one of the ports on the rear panel of the GPIB SCSI A Also ensure that the device at the other end of the SCSI bus for example the SCSI host in Figure 2 4 has a terminating resistor installed But remove the terminating resistor packs on all devices except for the two at each end because SCSI signals are not reliably passed along the SCSI bus after they reach a device with a terminator SCSI A S G Challenge IRIX 2 6 National Instruments Corp Chapter 2 Hardware Configuration and Installation Caution Never connect more than two sets of terminating resistors on a SCSI bus because more than two sets may overload the signals and generate errors Figure 2 4 shows where to install terminating resistors when the GPIB SCSI A is located at the end of a SCSI system Terminating Resistors SCSI host Devices SCSI disk drive SCSI tape drive GPIB SCSI A Figure 2 4 Terminating Resistors for GPIB SCSI A at End of SCSI Bus If your GPIB SCSI A is not located at the end of the SCSI bus remove the terminating resistor pack from the rear panel of the GPIB SCSI A Ensure that all devices in the middle of the daisy chained bus for example the SCSI disk drive and the GPIB SCSI A in Figure 2 5 do not have terminating resistors installed The devices at each end of
32. nfigure the power on primary GPIB address and SCSI ID of the GPIB SCSI A Figure 2 1 shows the rear panel of the GPIB SCSI A GPIB Figure 2 1 GPIB SCSI A Rear Panel SCSI A S G Challenge IRIX 2 2 National Instruments Corp Chapter 2 Hardware Configuration and Installation Figure 2 2 shows the default configuration of DIP switch SW1 Switches 1 through 3 are ON OFF ON respectively to select the SCSI ID of 5 Switches 4 through 8 are OFF to indicate that the GPIB primary address of the GPIB SCSI A is 0 Figure 2 2 SW1 Default Mode Switch Settings Tables 2 1 and 2 2 show the possible configurations of the eight switches and what each configuration indicates The factory default settings are in bold italic Table 2 1 Configuration Parameters for SW1 Switches 1 through 3 SCSI ID of 0 SCSI ID of 1 SCSI ID of 2 SCSI ID of 3 SCSI ID of 4 SCSI ID of 5 SCSI ID of 6 SCSI ID of 7 National Instruments Corp 2 3 SCSI A S G Challenge IRIX Hardware Configuration and Installation Chapter 2 Table 2 2 Configuration Parameters for SW1 Switches 4 through 8 Switches aa Indication GPIB Primary address 0 GPIB Primary address 1 GPIB Primary address 2 GPIB Primary address 3 GPIB Primary address 4 GPIB Primary address 5 GPIB Primary address 6 GPIB Primary address 7 GPIB Primary address 8 GPIB Primary address 9 GPIB Primary address 10 GPIB Primary address 11 GPIB Primary ad
33. nmental Characteristics Characteristic Specification Operating Temperature 0 to 40 C Storage Temperature 20 to 70 C Relative Humidity 10 to 90 noncondensing conditions National Instruments Corp A 1 SCSI A S G Challenge IRIX Hardware Specifications Appendix A Table A 3 Physical Characteristics Characteristic Specification Overall Case Size 190 2 by 74 5 by 250 9 mm 7 489 by 2 934 by 9 88 in Rack Mounting Single or dual kits available ECS SCSI A S G Challenge IRIX A 2 National Instruments Corp Appendix B Additional Driver Information This appendix includes additional information about this version of the NI 488M driver Depending on the version of IRIX you are running you might need to install certain patches on the system so that the driver functions correctly Refer to the README file in the appropriate driver software directory to check if you need to install any patches The GPIB driver works by exchanging messages called SCSI commands with the internal SCSI controller like scip or wd95 in order to communicate with the GPIB SCSI A Refer to the README_FIRST file in the NI 488M distribution to see all the SCSI controllers with which the GPIB driver works correctly The driver is only guaranteed to work with the SCSI controllers listed in the README_FIRST file In the following discussion it is assumed that the GPIB driver can be used with two SCSI controllers s
34. non shielded GPIB cable may cause interference to radio and television reception in commercial areas Inspection Before you install the GPIB SCSI A inspect the shipping container and its contents for damage Retain the packaging material for possible inspection or for reshipment If the equipment appears to be damaged do not attempt to operate it Contact National Instruments for instructions If the damage appears to have been caused in shipment file a claim with the carrier Hardware Description The GPIB SCSI A is a high performance interface product that transparently handles data transfers between the SCSI and the GPIB It is an 8 bit microcomputer that operates as a full function IEEE 488 SCSI Controller It can turn any computer with a SCSI port into a GPIB Talker Listener Controller or can make any device on the SCSI bus look like a GPIB device SCSI A S G Challenge IRIX 1 2 National Instruments Corp Chapter 1 Introduction The GPIB SCSI A has all the software and logic required to implement the physical and electrical characteristics of the ANSI IEEE Standard 488 2 1987 and the ANSI Standard X3T9 2 It is able to interpret and execute commands that you send to it over the GPIB or SCSI ports and perform all necessary GPIB to SCSI protocol conversions Software Description The NI 488M software is a comprehensive package consisting of a multitasking driver and programs that transform a Silicon Graphics Challenge server
35. o the correct SCSI ID and the correct GPIB primary address SW2 should not be changed from its factory default setting See Configure the Hardware in Chapter 2 for more information e Make sure that the GPIB SCSI A is powered on e Make sure that the total cable length in the SCSI system does not exceed 6 m e Make sure that the total cable length in the GPIB system does not exceed 20 m Ifthe POWER LED is not lit check the fuse Warning Replacement fuses must be the proper type and rating See Appendix A Hardware Specifications for fuse information National Instruments Corp C1 SCSI A S G Challenge IRIX Troubleshooting Appendix C Software e Make sure that the SCSI ID of the GPIB SCSI A is not used by any other device e Record any error messages that appear in usr adm SYSLOG e If Lboot reports the following error you need to free up some disk space from your hard drive var sysgen root usr bin ld Fatal error in writing to final object file No space left on device Fatal error in writing to final object file No space left on device lboot ld returned 256 failed Look for unnecessary files or core files first If you are unsure of which files you can safely delete consult with the expert on Silicon Graphics computers in your organization or contact Silicon Graphics customer support If you still need more room you may remove your unix bak file before trying Lboot again SCSI A S G Chal
36. or the existence of a GPIB SCSI A box Also you might notice several messages scrolling on the console window as the ibfind command is being processed These messages are printed by the operating system as a result of the failed SCSI inquiry commands and are NOT the result of ibfind failure See Appendix B Additional Driver Information for more information e ibtstb checks for correct DMA and interrupt operation ibtstb requires a GPIB analyzer and can be omitted if an analyzer is not available Complete the following steps to verify the software installation 1 Run ibtsta by entering the following command ibtsta If you boot with an IRIX kernel named something other than unix enter the full pathname when prompted 2 If ibtsta completes with no errors and a bus analyzer is available you can also run ibt stb Connect the bus analyzer to the GPIB SCSI A Controller and then run ibt stb by entering the following command ibtstb If an error occurs in ibt sta or ibt stb refer to Appendix C Troubleshooting If no error occurs the NI 488M driver is installed correctly SCSI A S G Challenge IRIX 3 8 National Instruments Corp Chapter 3 Software Installation and Configuration Step 5 Develop Your Application Once the driver software has been installed and verified successfully you are ready to proceed with development of your GPIB SCSI A application software As you begin developing your program remember these points
37. ou to complete These forms are in Appendix D Customer Communication at the end of this manual National Instruments Corp xi SCSI A S G Challenge IRIX Chapter 1 Introduction This chapter lists what you need to get started and optional equipment you can order gives instructions for inspecting your GPIB SCSI A and briefly describes the hardware and the NI 488M software What You Need to Get Started LJ One of the following boxes GPIB SCSI A 100 to 120 VAC GPIB SCSI A 220 to 240 VAC LJ One of the following power cords U S A standard power cord Switzerland power cord Australian power cord Universal European power cord North American power cord U K power cord LJ Standard 50 pin SCSI 1 terminator LJ External SCSI single ended cable GPIB SCSI A 50 pin SCSI 1 to SCSI 2 68 pin high density The following software media NI 488M Distribution Tape for the GPIB SCSI A and the Silicon Graphics Challenge Servers Running IRIX 5 x 6 x National Instruments Corp 1 1 SCSI A S G Challenge IRIX Introduction Chapter 1 Optional Equipment You can call National Instruments to order the following optional equipment e Rack mount kit Single one unit Dual two units e Shielded GPIB cables GPIB Type X1 cables 1 m 2 m 4 m or 8 m GPIB Type X2 cables 1 m 2 m 4 m or 8 m To meet FCC emission limits for a Class A device you must use a shielded Type X1 or X2 GPIB cable Operating this equipment with a
38. rk 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 any form of established process procedure or equipment used to monitor or safeguard human health and safety in medical or clinical treatment FCC DOC Radio Frequency Interference Compliance This equipment generates and uses radio frequency energy and if not installed and used in strict accordance with the instructions in this manual may cause interference to radio and television
39. the SCSI bus should have terminating resistors installed National Instruments Corp 2 7 SCSI A S G Challenge IRIX Hardware Configuration and Installation Chapter 2 Figure 2 5 shows where to install terminating resistors when the GPIB SCSI A is not located at the end of a SCSI system Figure 2 5 Terminating Resistors for GPIB SCSI A Not at End of SCSI Bus Connection Steps There are three basic steps to connecting the GPIB SCSI A 1 Shut down your system 2 Connect the cables 3 Switch on your GPIB SCSI A and power on your system Step 1 Shut Down the System Complete the following steps to shut down your system 1 Select System Shutdown from the Toolchest in the upper left corner of your screen and reply yes to the prompt 2 Turn off your computer when the shutdown procedure has completed 3 Unplug the power cord from the power outlet SCSI A S G Challenge IRIX 2 8 National Instruments Corp Chapter 2 Hardware Configuration and Installation Step 2 Connect the Cables Caution Never connect or disconnect SCSI cables when ANY device computer tape drive GPIB SCSI A and so on is powered on Doing so can cause fuses to blow inside the GPIB SCSI A and inside other SCSI devices that supply termination power TERMPWR to the SCSI bus Complete the following steps to connect the cables 1 3 Connect the SCSI cable to the GPIB SCSI A and securely fasten it Connect the other end to your SC
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