用户手册目录PC-DIO-24 User Manual1Limited Warranty3Copyright3Trademarks3WARNING REGARDING MEDICAL AND CLINICAL USE4FCC/DOC Radio Frequency Interference Compliance5Federal Communications Commission5Canadian Department of Communications5Instructions to Users5Contents6About This Manual9Organization of This Manual9Conventions Used in This Manual10National Instruments Documentation10Related Documentation11Customer Communication11Chapter 1 Introduction12About the PC-DIO-2412What You Need to Get Started13Software Programming Choices13LabVIEW and LabWindows/CVI Application Software13NI-DAQ Driver Software14Register-Level Programming15Optional Equipment15Custom Cables15Unpacking17Chapter 2 Configuration and Installation18Board Configuration18Base I/O Address Settings19Interrupt Selection21Installation22Signal Connections23I/O Connector Pin Description23Signal Connection Descriptions24Timing Specifications25Chapter 3 Theory of Operation29Address Decoder30Bus Transceivers30PC I/O Channel Control Circuitry3082C55A Programmable Peripheral Interface30Interrupt Control Circuitry30Digital I/O Connector30Chapter 4 Register-Level Programming31Introduction3182C55A Modes of Operation31Mode 032Mode 132Mode 232Single Bit Set/Reset Feature34Register Map33Register Descriptions33Single Bit Set/Reset Feature34Programming Considerations35Mode 0–Basic I/O35Mode 1–Strobed Input37Mode 1–Strobed Output39Mode 2–Bidirectional Bus42Interrupt Programming Examples45Interrupt Handling45Appendix A Specifications47Appendix B I/O Connector49Appendix C OKI 82C55A Data Sheet*50Appendix D Customer Communication67Glossary71Index72Figures8Figure 1-1. The Relationship between the Programming Environment, NI-DAQ, and Your Hardware14Figure 2-1. PC-DIO-24 Parts Locator Diagram19Figure 2-2. Example Base I/O Address Switch Settings20Figure 2-3. Jumper Settings–PC6, PC4, PC2, and N/C21Figure 2-4. Interrupt Jumper Setting for IRQ5 (Factory Setting)21Figure 2-5. Digital I/O Connector Pin Assignments23Figure 3-1. PC-DIO-24 Block Diagram29Figure 4-1. Control-Word Formats34Figure B-1. PC-DIO-24 I/O Connector49Tables8Table 2-1. PC-DIO-24 Factory-Set Jumper and Switch Settings18Table 2-2. Port C Signal Assignments24Table 4-1. PC-DIO-24 Address Map34Table 4-2. Port C Set/Reset Control Words35Table 4-3. Mode 0 I/O Configurations36Table 4-4. Interrupt Enable Signals for All Mode Combinations46Table A-1. Maximum Average Transfer Rates for the PC-DIO-2448文件大小： 1.2 MB页数： 75Language: English打开用户手册
用户手册目录PC-DIO-24 User Manual1Limited Warranty3Copyright3Trademarks3WARNING REGARDING MEDICAL AND CLINICAL USE4FCC/DOC Radio Frequency Interference Compliance5Federal Communications Commission5Canadian Department of Communications5Instructions to Users5Contents6About This Manual9Organization of This Manual9Conventions Used in This Manual10National Instruments Documentation10Related Documentation11Customer Communication11Chapter 1 Introduction12About the PC-DIO-2412What You Need to Get Started13Software Programming Choices13LabVIEW and LabWindows/CVI Application Software13NI-DAQ Driver Software14Register-Level Programming15Optional Equipment15Custom Cables15Unpacking17Chapter 2 Configuration and Installation18Board Configuration18Base I/O Address Settings19Interrupt Selection21Installation22Signal Connections23I/O Connector Pin Description23Signal Connection Descriptions24Timing Specifications25Chapter 3 Theory of Operation29Address Decoder30Bus Transceivers30PC I/O Channel Control Circuitry3082C55A Programmable Peripheral Interface30Interrupt Control Circuitry30Digital I/O Connector30Chapter 4 Register-Level Programming31Introduction3182C55A Modes of Operation31Mode 032Mode 132Mode 232Single Bit Set/Reset Feature34Register Map33Register Descriptions33Single Bit Set/Reset Feature34Programming Considerations35Mode 0–Basic I/O35Mode 1–Strobed Input37Mode 1–Strobed Output39Mode 2–Bidirectional Bus42Interrupt Programming Examples45Interrupt Handling45Appendix A Specifications47Appendix B I/O Connector49Appendix C OKI 82C55A Data Sheet*50Appendix D Customer Communication67Glossary71Index72Figures8Figure 1-1. The Relationship between the Programming Environment, NI-DAQ, and Your Hardware14Figure 2-1. PC-DIO-24 Parts Locator Diagram19Figure 2-2. Example Base I/O Address Switch Settings20Figure 2-3. Jumper Settings–PC6, PC4, PC2, and N/C21Figure 2-4. Interrupt Jumper Setting for IRQ5 (Factory Setting)21Figure 2-5. Digital I/O Connector Pin Assignments23Figure 3-1. PC-DIO-24 Block Diagram29Figure 4-1. Control-Word Formats34Figure B-1. PC-DIO-24 I/O Connector49Tables8Table 2-1. PC-DIO-24 Factory-Set Jumper and Switch Settings18Table 2-2. Port C Signal Assignments24Table 4-1. PC-DIO-24 Address Map34Table 4-2. Port C Set/Reset Control Words35Table 4-3. Mode 0 I/O Configurations36Table 4-4. Interrupt Enable Signals for All Mode Combinations46Table A-1. Maximum Average Transfer Rates for the PC-DIO-2448文件大小： 1.2 MB页数： 75Language: English打开用户手册
