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Chapter 1

Description of the GPIB-PRL

© National Instruments Corp.

1-3

GPIB-PRL User Manual

Optional Equipment

Component

Part Number

Rack Mount Kit:

Single (1 unit)

180480-01

Dual (2 units)

180480-02

Parallel (Centronics) Shielded Cables (2 meters):

Standard (36-pin male champ to 36-pin male champ)

180323-10

For IBM PC (25-pin D-sub to 36-pin male champ)

181073-20

Double Shielded GPIB Cables:

GPIB Type X2 Cable – 1 m

763061-01

GPIB Type X2 Cable – 2 m

763061-02

GPIB Type X2 Cable – 4 m

763061-03

GPIB-PRL Specifications

The following tables specify the electrical, environmental, and physical
characteristics of the GPIB-PRL.

Table 1-1. Electrical Characteristics

Characteristic

Specification

Power Supply Unit

Wall mount type, 115 VAC or 230 VAC,
50/60 Hz input, 9 VDC @ 1A max output

Voltage

9 VDC regulated

Current

640 mA typical; 1,500 mA max

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Содержание GPIB-PRL

Страница 1: ...GPIB PRL User Manual MicroGPIB IEEE 488 to Parallel Interface November 1993 Edition Part Number 320090 01 Copyright 1990 1993 National Instruments Corporation All Rights Reserved...

Страница 2: ...8 Branch Offices 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 65 33 70 Germ...

Страница 3: ...o 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...

Страница 4: ...r 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...

Страница 5: ...luding 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...

Страница 6: ...y from the receiver with which it is interfering Reorient or relocate the receiver s antenna Be sure that the equipment is plugged into a grounded outlet and that the grounding has not been defeated w...

Страница 7: ...e GPIB PRL Front Panel 1 4 The GPIB PRL Rear Panel 1 6 The Parallel Connector 1 7 The GPIB Connector 1 8 Chapter 2 Installation and Operation 2 1 Installation 2 2 Step 1 Inspection 2 2 Step 2 Verify t...

Страница 8: ...Example of P Mode System Setup 2 1 Figure 2 2 Example of G Mode System Setup 2 1 Figure 2 3 Factory Default Settings 2 4 Figure 3 1 G Mode Parallel Interface Timing 3 4 Figure 3 2 P Mode Parallel Int...

Страница 9: ...ponents and accessories Environmental electrical and physical specifications are also provided Chapter 2 Installation and Operation describes the procedures for configuring and operating the GPIB PRL...

Страница 10: ...ntation The following document contains information that you may find helpful as you read this manual ANSI IEEE Standard 488 1 1987 IEEE Standard Digital Interface for Programmable Instrumentation Cus...

Страница 11: ...in Figure 1 1 provides a method of connecting a device with a Centronics type interface port to the IEEE 488 GPIB bus The GPIB PRL allows transparent conversion of data between the two ports so that c...

Страница 12: ...res to the Centronics interface standard it can also be used with other devices which use a unidirectional parallel 8 bit bus similar in nature to the Centronics specification Since the GPIB is also a...

Страница 13: ...pin D sub to 36 pin male champ 181073 20 Double Shielded GPIB Cables GPIB Type X2 Cable 1 m 763061 01 GPIB Type X2 Cable 2 m 763061 02 GPIB Type X2 Cable 4 m 763061 03 GPIB PRL Specifications The foll...

Страница 14: ...Physical Characteristics Characteristic Specification Case Size 1 6 in by 5 7 in by 8 4 in 40 6 mm by 144 8 mm by 213 4 mm Case Material All metal enclosure Rack Mounting Single or dual kits availabl...

Страница 15: ...position READY Indicates that the power on self test has passed successfully and the unit is ready to operate TALK Indicates that the GPIB PRL is configured as a GPIB Talker LISTEN Indicates that the...

Страница 16: ...al 1 6 National Instruments Corp The GPIB PRL Rear Panel The rear panel of the GPIB PRL is shown in the following figure The power cable parallel cable and GPIB cable are shown connected to the rear p...

Страница 17: ...s style male connectors A diagram of the parallel connector and the signals supported is shown below a suffix indicates that the signal is active low N C N C GND N C N C N C PE BUSY ACK DATA8 DATA7 DA...

Страница 18: ...he GPIB connector and the signals supported is shown below a suffix indicates that the signal is active low DIO1 DIO2 DIO3 DIO4 EOI DAV NRFD NDAC IFC SRQ ATN SHIELD DIO5 DIO6 DIO7 DIO8 REN GND TW PAIR...

Страница 19: ...rt or to receive data from the parallel port If the parallel port is going to be the source of the data and a GPIB device will be the end recipient of the data as with a GPIB plotter connected via a G...

Страница 20: ...e GPIB PRL inspect the shipping container and its contents for damage If damage appears to have been caused in shipment file a claim with the carrier Retain the packing material for possible inspectio...

Страница 21: ...sconnect any cables that may be connected to the unit 2 Unscrew the two screws on the opposite sides of the rear panel 3 Grab the rear panel bezel and pull it straight away from the rest of the unit T...

Страница 22: ...this indicates that the unit is configured to operate in G Mode Switches 2 and 3 are in the OFF position this indicates no service request will be generated when the buffer becomes empty Switches 4 th...

Страница 23: ...OFF Not Used No addressing is performed ON ON Not Used Factory use only Table 2 3 Configuration Switch Settings for Switches 4 through 8 Switches Indication 4 5 6 7 8 OFF OFF OFF OFF OFF GPIB Primary...

Страница 24: ...FF ON GPIB Primary address 17 ON OFF OFF ON OFF GPIB Primary address 18 ON OFF OFF ON ON GPIB Primary address 19 ON OFF ON OFF OFF GPIB Primary address 20 ON OFF ON OFF ON GPIB Primary address 21 ON O...

Страница 25: ...ower on the Unit Power on your GPIB PRL by using the front panel rocker switch The POWER LED should come on immediately and the READY indicator should come on after the GPIB PRL has passed its power o...

Страница 26: ...am will typically send the data automatically to the parallel port when printing is selected If using the GPIB PRL in G mode simply address the GPIB PRL to listen if not in listen only mode and send t...

Страница 27: ...tion on how the individual modes of operation work refer to the following sections G Mode Operation When operating in G mode the GPIB PRL accepts data from the GPIB port using the onboard DMA controll...

Страница 28: ...0 will be returned The GPIB PRL will accept data at the GPIB address specified by the configuration switches The GPIB PRL also has the ability to be configured as a listen only device if all GPIB add...

Страница 29: ...OUT data is a logical 1 and a LOW 6 24 DATA5 OUT level when data is a logical 0 7 25 DATA6 OUT DATA1 is the lowest order 8 26 DATA7 OUT bit and DATA8 is the highest 9 27 DATA8 OUT order bit The data...

Страница 30: ...iguration switches and initialize the system If switch 3 is OFF the GPIB PRL will be the System Controller and will assert IFC for 500 sec The action of asserting IFC for at least 100 sec initializes...

Страница 31: ...B address on the switch will be considered the GPIB PRL talk address In this mode the GPIB PRL will not be the System Controller and it does not have the ability to address itself or any other GPIB de...

Страница 32: ...al 1 and a LOW 6 24 DATA5 IN level when data is a logical 0 7 25 DATA6 IN DATA1 is the lowest order bit 8 26 DATA7 IN and DATA8 is the highest order 9 27 DATA8 IN bit This data should be stable on the...

Страница 33: ...s signal is asserted the GPIB PRL will be reset to its power up state and its internal buffer is cleared The DCL or SDL command will be sent to the GPIB device INIT should be asserted for a minimum of...

Страница 34: ...central time In other countries contact the nearest branch office You may fax questions to us at any time Corporate Headquarters 800 433 3488 toll free U S and Canada Technical Support fax 512 794 56...

Страница 35: ...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 Instrume...

Страница 36: ...The problem is List any error messages The following steps will reproduce the problem...

Страница 37: ...ach time you revise your hardware configuration and use this form as a reference for your current configuration National Instruments Products GPIB PRL Revision Switch Settings Other Products Computer...

Страница 38: ...the documentation supplied with our products This information helps us provide quality products to meet your needs Title GPIB PRL User Manual Edition Date November 1993 Part Number 320090 01 Please c...

Страница 39: ...e 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 Tec...

Страница 40: ...MOS complementary metal oxide semiconductor EMI electromagnetic interference FCC Federal Communications Commission GPIB General Purpose Interface Bus Hz hertz IEEE Institute of Electrical and Electron...

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