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Contents

© National Instruments Corporation

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VXI-AT2022/NI-VXI SCO UNIX Getting Started

Tables

Table 2-1.

AT-MXI Factory Default Settings and Optional Configurations.....................2-3

Table 2-2.

Possible Base I/O Address Settings for the AT-MXI.......................................2-5

Table 3-1.

Logical Address Configuration Characteristics................................................3-7

Table 3-2.

Bus Configuration Characteristics....................................................................3-10

Содержание VXI-AT2022

Страница 1: ...Copyright 1990 1994 National Instruments Corporation All Rights Reserved Getting Started with Your VXI AT2022 and the NI VXI Software for SCO UNIX bus August 1993 Edition Part Number 320262 01...

Страница 2: ...ices Australia 03 879 9422 Austria 0662 435986 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...

Страница 3: ...tional 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 O...

Страница 4: ...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 an...

Страница 5: ...ference 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 c...

Страница 6: ...ection 2 6 DMA Channel Selection 2 8 Master Mode Versus Slave Mode 2 8 Step 3 Install the AT MXI Hardware 2 11 Step 4 Configure the VXI MXI Hardware 2 13 Front Panel Features 2 15 Removing the Metal E...

Страница 7: ...Used by Another Device B 4 Problems with Mouse B 4 Problems with MXIbus Cable B 5 Appendix C Customer Communication C 1 Glossary Glossary 1 Figures Figure 2 1 AT MXI Parts Locator Diagram 2 2 Figure 2...

Страница 8: ...Getting Started Tables Table 2 1 AT MXI Factory Default Settings and Optional Configurations 2 3 Table 2 2 Possible Base I O Address Settings for the AT MXI 2 5 Table 3 1 Logical Address Configuratio...

Страница 9: ...on contains the instructions to configure and install the VXI AT2022 interface kit Chapter 3 NI VXI Software Installation and Configuration lists the programs and files located on the NI VXI distribut...

Страница 10: ...otes the messages and responses that the computer automatically prints to the screen Abbreviations acronyms metric prefixes mnemonics symbols and terms are listed in the Glossary How to Use the Docume...

Страница 11: ...tender Specification Rev 1 0 VXIbus Consortium available from National Instruments Corporation part number 340258 01 VXI MXI User Manual part number 320222 01 IEEE Standard for a Versatile Backplane B...

Страница 12: ...AT MXI Interface Board 180775 01 Standard VXI MXI Interface Module 181045 01 or Enhanced VXI MXI Interface Module with INTX option 181045 02 3 5 in NI VXI Distribution Diskette for the AT MXI and SCO...

Страница 13: ...t Angle Daisy Chain Connectors 1 m 180760 01 2 m 180760 02 4 m 180760 04 8 m 180760 08 20 m 180760 20 Type M3 MXIbus Cables Right Angle Point to Right Angle Daisy Chain Connectors 1 m 180761 01 2 m 18...

Страница 14: ...ears to have been caused in shipment file a claim with the carrier Retain the packing material for possible inspection and or for reshipment 2 Verify that the pieces contained in the package you recei...

Страница 15: ...XI SCO UNIX Getting Started 2 2 National Instruments Corporation Step 2 Configure the AT MXI Hardware Figure 2 1 shows the location of the AT MXI configuration jumpers and switches Figure 2 1 AT MXI P...

Страница 16: ...ge the configuration switches and or jumpers on the AT MXI and how to make these changes Base I O Address Selection The base I O address of the AT MXI is the starting address of the AT MXI configurati...

Страница 17: ...anged therefore bits A4 through A0 are always zeros when determining the base I O address To change the base I O address of the AT MXI press the side marked OFF to select a binary value of 1 for the c...

Страница 18: ...AT motherboard and cannot be used by I O adapter modules Table 2 2 Possible Base I O Address Settings for the AT MXI Switch Setting Base I O Address I O Ports Used A9 A8 A7 A6 A5 hex hex 0 1 0 0 0 100...

Страница 19: ...the PC AT interrupt level that will convey board status and error information Remember to enable this level or board interrupt in the system software for the AT MXI to function properly The factory de...

Страница 20: ...dge connector to select the board interrupt level and the two rows of pins closer to the card edge connector to select the MXIbus interrupt level Figure 2 3a shows the factory default interrupt jumper...

Страница 21: ...apped into a MXIbus cycle intended for some external MXIbus device such as a VXIbus mainframe As a MXIbus slave the AT MXI circuitry determines whether an external device is attempting to access PC AT...

Страница 22: ...forth between A16 and A24 space it would be easier to have a slave DMA channel already reserved for the AT MXI and just change the appropriate settings in vxitedit Remember that the hardware and softw...

Страница 23: ...d slave mode DMA Channel 3 a Factory Default DMA Channel Jumper Setting Master Mode Channel 6 Slave Mode Channel 3 DACK7 DACK6 DACK5 DACK3 DACK2 DACK1 DACK0 W2 Slave Master DRQ7 DRQ6 DRQ5 DRQ3 DRQ2 DR...

Страница 24: ...end slots so that you will only have to contend with the cable connectors of one other board If you cannot configure the AT MXI to co exist in an existing PC AT system by repositioning the boards you...

Страница 25: ...y static electricity that might be on your clothes or body 6 Line up the AT MXI with the MXIbus connector near the cut out on the back panel and the other card edge lined up with the respective slot g...

Страница 26: ...hout the INTX daughter card option The remainder of this chapter describes only those options that are user configurable Do not change the default settings of other jumpers and switches on the VXI MXI...

Страница 27: ...the configuration switches and jumpers for a VXI MXI with the INTX daughter card option The options described in the rest of this chapter apply to VXI MXI modules with or without the INTX option For...

Страница 28: ...d not be necessary to remove it under normal circumstances Should you find it necessary to open the enclosure remove the three screws on the top the three screws on the bottom and the three screws on...

Страница 29: ...onal Instruments Corporation S8 must match S1 S8 Non Slot 0 Slot 0 S1 must match S8 S1 S l o t 0 N o n S l o t 0 W7 VME BTO Chain Position Drive CLK10 from onboard 10MHz Slot 0 Drive CLK10 from SMB CL...

Страница 30: ...I SCO UNIX Getting Started S l o t 0 S8 must match S1 S8 N o n S l o t 0 Non Slot 0 Slot 0 S1 must match S8 S1 W7 VME BTO Chain Position Drive CLK10 from onboard 10MHz Slot 0 Drive CLK10 from SMB CLK1...

Страница 31: ...sponded The VXI MXI must provide the VMEbus BTO to function properly because when a MXIbus cycle is involved the VMEbus timeout must be disabled and the MXIbus BTO enabled You should disable the BTO o...

Страница 32: ...ddress hex 1 and C0 Shown at Default setting of Logical Address 1 LOGICAL ADDRESS SWITCH Push this side down for logic 0 Push this side down for logic 1 OFF ON 1 2 3 4 5 6 7 8 OFF 1 2 3 4 5 6 7 8 a Sw...

Страница 33: ...ng the jumper configuration on the jumper blocks labeled VMEbus Request Level on the front panel You may want to change request levels to change the priority of the VXI MXI request signal For more inf...

Страница 34: ...g C size cards in D size mainframes Warning Be certain that the slot you select in your VXIbus mainframe matches the VXI MXI configuration as either a Slot 0 device or a Non Slot 0 device If you insta...

Страница 35: ...onnector on one cable end and a double connector on the other end Your VXI AT2022 kit comes standard with a cable with single connectors on each end Nonpolarized Cables The cable with a single connect...

Страница 36: ...nnect the end with the single connector to the AT MXI and the end of the cable with the double connector to the VXI MXI Be sure to tighten the screw locks to ensure proper pin connection See Figure 2...

Страница 37: ...program that executes functions you enter from the keyboard It helps you learn the functions program your VXI device and develop and debug your application program This program is described in detail...

Страница 38: ...s the system interrupt configuration information trigcfg tbl contains TTL trigger configuration editor information utilbus tbl contains the utility bus configuration editor information resman tbl is a...

Страница 39: ...bes how to install the NI VXI software Step 1 Set Up a Working Directory 1 Log on as root 2 Create a working directory for example usr nivxi and change to that directory cd usr mkdir nivxi cd nivxi 3...

Страница 40: ...hout rebuilding the kernel and you can proceed to the following section You can rebuild the kernel at a later time by using the link_unix program in the etc conf cf d directory If you select y the pro...

Страница 41: ...environment variable depends on the shell you are using Refer to the manual that came with the shell you are using for instructions on how to set an environment variable For example for the Bourne sh...

Страница 42: ...tics of the software will remain in effect Using vxitedit To run the VXI resource editor program type vxitedit Select the Configuration Editor from the main menu The three configuration options availa...

Страница 43: ...40 Master Window Base A 64 KB memory mapped I O window which the AT MXI board uses to access the VXIbus Range A000h to E000h in increments of 1000h hex 0xD000 Address Space Indicates the address space...

Страница 44: ...A16 space resman does not handle any device requesting memory in A16 space including the AT MXI resman does not give a warning in the event of an address conflict in A16 space Also the opening of A16...

Страница 45: ...A24 space or the PC I O in A16 space This value must correspond to jumper settings on the AT MXI board You can select the NONE option with any jumper settings Range 0 1 2 3 5 6 7 0xff NONE Note If you...

Страница 46: ...vices equal opportunity to become bus masters and transfer data regardless of their position within the MXIbus daisy chain MXIbus devices that are not fair requesters have a fixed priority scheme char...

Страница 47: ...function calls in addition to auxiliary commands that are unique to victext You can use this utility to send data and Word Serial commands to devices from the keyboard and to display data received fro...

Страница 48: ...Mode A32 A24 and A16 addressing MBLT Master Mode block transfers SA24 Slave Mode A24 and A16 addressing SBLT Slave Mode block transfers MD16 Master Mode D16 and D08 data sizes SD16 Slave Mode D16 and...

Страница 49: ...67 to 302 F storage Emissions FCC Class A Relative Humidity 0 to 95 noncondensing operating 0 to 100 noncondensing storage Safety Not applicable Shock and Vibration Not applicable Physical Board Size...

Страница 50: ...Master Mode Slave Mode Transfer Type Transfer Rate Transfer Type Transfer Rate Write 530 nsec Write 840 nsec Read 430 nsec Read 840 nsec Block Write 290 nsec Block Write 590 nsec Block Read 190 nsec B...

Страница 51: ...8 EO Slave Mode D32 D16 and D08 data sizes MBLOCK Master Mode block transfers SBLOCK Slave Mode block transfers MRMW Master Mode Read Modify Write SRMW Slave Mode Read Modify Write PRI Prioritized arb...

Страница 52: ...er Mode D32 D16 and D08 data sizes SD32 SD16 SD08 EO Slave Mode D32 D16 and D08 data sizes MBLOCK Master Mode block transfers SBLOCK Slave Mode block transfers SC Optional MXIbus System Controller FAI...

Страница 53: ...ssions FCC Class A Safety Not applicable Shock and Vibration Not applicable Physical Board size Fully shielded VXI C size board 233 35 mm by 340 mm 9 187 in by 13 386 in Connectors Single fully implem...

Страница 54: ...ster Mode Slave Mode Transfer Type Transfer Rate Transfer Type Transfer Rate Write 675 5 nsec Write 381 nsec Read 625 5 nsec Read 381 nsec Block Write 320 nsec Block Write 238 nsec Block Read 270 nsec...

Страница 55: ...ble s For proper operation the AT MXI requires the allocation of the following system resources 32 bytes of I O register space At least one interrupt level that cannot be shared with another device A...

Страница 56: ...e settings correspond to the hardware setting try the following methods to deal with this problem 1 Ensure that you are using the proper vxiinit program for your system For example the vxiinit program...

Страница 57: ...your system and set the AT MXI to use this level Refer to the DMA Channel Selection section of Chapter 2 for instructions on making this hardware change 3 After you change the AT MXI slave DMA channel...

Страница 58: ...Ethernet networking cards be aware that many of them occupy upper memory Many Ethernet cards have an upper memory base address of D000h or E000h Problems with Mouse If you notice your mouse behaving...

Страница 59: ...the proper electrical connection 2 Make sure the each end of the MXIbus cable is plugged into the proper connector Certain MXIbus cables have a single point connector on one end and a daisy chain con...

Страница 60: ...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 8...

Страница 61: ...g any National Instruments hardware or software products related to this problem include the configuration forms from their user manuals Use additional pages if necessary Name Company Address Fax Phon...

Страница 62: ...Master DMA Channel __________________________________________________ AT MXI Board Interrupt Level __________________________________________________ AT MXI Slave I O Window Base _____________________...

Страница 63: ...Programming Language Version __________________________________________________ Other Boards in System __________________________________________________ Base I O Address of Other Boards _____________...

Страница 64: ...Edition Date August 1993 Part Number 320262 01 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 t...

Страница 65: ...equivalent to the VME 16 MB standard address space A32 space VXIbus address space equivalent to the VME 4 GB extended address space address Character code that identifies a specific location or series...

Страница 66: ...the address on subsequent transfers so that the next element is transferred to or from the proper storage location In VME the data transfer may have no more than 256 elements MXI does not have this re...

Страница 67: ...artup or other configuration times dynamically A device that has its logical address assigned by the Resource Manager configured device A VXI device initially responds at Logical Address 255 when its...

Страница 68: ...with base 16 using the digits 0 to 9 and letters A to F Hz hertz cycles per second I IC Integrated Circuit IEEE Institute of Electrical and Electronics Engineers in inches I O input output the techniq...

Страница 69: ...e defined VXIbus registers and device communication protocols These devices are able to use Word Serial Protocol to communicate with one another through communication registers MODID Module Identifica...

Страница 70: ...controlled by a Commander there are Message Based and Register Based Servants Shared Memory A communication protocol that uses a block of memory that is accessible Protocol to both a client and a serv...

Страница 71: ...0 Device Controller VXIbus VMEbus Extensions for Instrumentation vxiinit A program in the NI VXI bus interface software package that initializes the board interrupts shared RAM VXI register configura...

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