National Instruments PC-DIO-24/PnP Telephone and Fax Support

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 USA 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 National Instruments office in your country, contact

the s ource from which you purchased yo ur software to obtain support.

Country Telephone Fax

Australia 03 9879 5166 03 9879 6277

Austria 0662 45 79 90 0 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 (Québec) 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 0 348 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

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Contents

Main Page Important Information Warranty Copyright Trademarks WARNING REGARDING MEDICAL AND CLINICAL USE OF NATIONAL INSTRUMENTS PRODUCTS FCC/DOC Radio Frequency Interference Class A Compliance Federal Communications Commission Canadian Department of Communications Page Page Page Tables About This Manual Organization of This Manual Conventions Used in This Manual Page National Instruments Documentation Related Documentation Customer Communication Introduction About the PC-DIO-24/PnP What You Need to Get Started Software Programming Choices National Instruments Application Software NI-DAQ Driver Software Register-Level Programming Optional Equipment Custom Cables Page Unpacking Installation and Configuration Installation Hardware Configuration Plug and Play Base I/O Address and Interrupt Selection Signal Connections I/O Connector Chapter 3 Signal Connections Figure 3-1. Digital I/O Connector Pin Assignments National Instruments Corporation PC-DIO-24/PnP User Manual 3-2 Signal Descriptions Port C Pin Assignments Digital I/O Signal Connections Page Chapter 3 Signal Connections National Instruments Corporation PC-DIO-24/PnP User Manual 3-6 Figure 3-2. Digital I/O Connections Power Connections Digital I/O Power-up State Selection High DIO Power-up State Page Low DIO Power-up State Timing Specifications Page Mode 1 Input Timing Mode 1 Output Timing Mode 2 Bidirectional Timing Theory of Operation Functional Overview Bus Transceivers Bus Interface Interrupt Control Circuitry 82C55A Programmable Peripheral Interface Digital I/O Connector A Specifications Digital I/O Digital Logic Levels Input Signals Output Signals Power Requirement Physical Environment Transfer Rates B OKI 82C55A Data Sheet Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Register-Level Programming C Introduction Page Register Map Register Description for the 82C55A Appendix C Register-Level Programming National Instruments Corporation PC-DIO-24/PnP User Manual C-4 Figure C-1. Control Word Formats for the 82C55A Register Description for the Interrupt Control Registers Interrupt Control Register 1 (PnP Board Only) Interrupt Control Register 2 (PnP Board Only) Programming Considerations for the 82C55A Modes of Operation for the 82C55A Mode 0 Mode 1 Mode 2 Single Bit Set/Reset Feature Mode 0Basic I/O Mode 0 Programming Example Mode 1Strobed Input Page Mode 1 Input Programming Example Mode 1Strobed Output Page Mode 1 Output Programming Example Mode 2Bidirectional Bus Page Mode 2 Programming Example Interrupt Programming Examples for the 82C55A Page Interrupt Handling Page Using Your PC-DIO-24 (Non-PnP) Board D Differences between the PC-DIO-24PnP and the PC-DIO-24 Configuration Base I/O Address Settings Appendix D Using Your PC-DIO-24 (Non-PnP) Board PC-DIO-24/PnP Us er Manual D-4 National Instruments Corporation Figure D-2. Example Base I/O Address Switch Settings Table D-3 shows some examples of switch settings and their corresponding address ranges. Interrupt Selection Interrupt Enable Settings Interrupt Level Settings Installation E Customer Communication Electronic Services Bulletin Board Support FTP Support Telephone and Fax Support Country Telephone Fax Technical Support Form PC-DIO-24/PnP Hardware and Software Configuration Form National Instruments Products Other Products Documentation Comment Form Title: Edition Date: Part Number: Mail to: Technical Publications Fax to: Glossary Symbols A B C D F H I K L M N O P R S V Index Special Characters A B C D E F G I J L M N O P R S T U V W