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National Instruments PC-DIO-24 PC-DIO-24 Hardware and Software Configuration Form

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PC-DIO-24 Hardware and SoftwareConfiguration Form

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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

• PC-DIO-24 Revision _________________________________________________

• Base I/O Address of PC-DIO-24

(Factory Setting–hex 210) _________________________________________________

• Interrupt Enable Line of PC-DIO-24

(Factory Setting–PC4) _________________________________________________

• Interrupt Level of PC-DIO-24

(Factory Setting–5) _________________________________________________

• Handshaking Mode

(mode 0, mode 1, mode 2) _________________________________________________

• NI-DAQ or LabWindows/CVI Version _________________________________________________

Other Products

• Computer Make and Model _________________________________________________

• Microprocessor _________________________________________________

• Clock Frequency _________________________________________________

• Type of Video Board Installed _________________________________________________

• DOS Version _________________________________________________

• Programming Language _________________________________________________

• Programming Language Version _________________________________________________

• Other Boards in System _________________________________________________

• Base I/O Address of Other Boards _________________________________________________

• Interrupt Enable Line

of Other Boards _________________________________________________

• Interrupt Level of Other Boards _________________________________________________

Contents

Main Page Limited Warranty Copyright Trademarks Page FCC/DOC Radio Frequency Interference Compliance Federal Communications Commission Canadian Department of Communications Instructions to Users Contents Chapter 1 Introduction Chapter 2 Configuration and Installation Chapter 3 Theory of Operation Page Figures Tables About This Manual Organization of This Manual Conventions Used in This Manual National Instruments Documentation Related Documentation Customer Communication Chapter 1 Introduction About the PC-DIO-24 What You Need to Get Started Software Programming Choices LabVIEW and LabWindows/CVI Application Software NI-DAQ Driver Software Register-Level Programming Optional Equipment Custom Cables Page Unpacking Chapter 2 Configuration and Installation Board Configuration Base I/O Address Settings Page Interrupt Selection Installation Configuration and Installation Chapter 2 PC-DIO-24 User Manual 2-6 National Instruments Corporation Signal Connections I/O Connector Pin Description Figure 2-5. Digital I/O Connector Pin Assignments Signal Connection Descriptions Timing Specifications Page Page Page Chapter 3 Theory of Operation Address Decoder Bus Transceivers PC I/O Channel Control Circuitry 82C55A Programmable Peripheral Interface Interrupt Control Circuitry Chapter 4 Register-Level Programming Introduction 82C55A Modes of Operation Mode 0 Mode 1 Mode 2 Single Bit Set/Reset Feature Register Map Register Descriptions Register-Level Programming Chapter 4 PC-DIO-24 User Manual 4-4 National Instruments Corporation a. Mode Set Word Format Single Bit Set/Reset Feature Programming Considerations Mode 0Basic I/O Page Mode 1Strobed Input Page Mode 1 Input Programming Example Mode 1Strobed Output Page Mode 1 Output Programming Example Mode 2Bidirectional Bus Page Interrupt Programming Examples Interrupt Handling Page Appendix A Specifications Digital I/O Digital Logic Levels Input Signals Output Signals Physical Power Requirement (from PC I/O Channel) Transfer Rates National Instruments Corporation B-1 PC-DIO-24 User Manual Appendix B I/O Connector Appendix C OKI 82C55A Data Sheet Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Appendix D Customer Communication Technical Support Form PC-DIO-24 Hardware and Software Configuration Form National Instruments Products Other Products Documentation Comment Form Glossary Index A B C D I J L M N O P R S T U W