National Instruments PC-DIO-24/PnP Documentation Comment Form

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Title: PC-DIO-24/PnP User Manual

Edition Date: February 1998

Part Number: 320288C-01

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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