用户手册目录PC-LPM-16/PnP User Manual1Warranty3Copyright3Trademarks3WARNING REGARDING MEDICAL AND CLINICAL USE OF NATIONAL INSTRUMENTS PRODUCTS3Table of Contents4About This Manual8Organization of This Manual8Conventions Used in This Manual9National Instruments Documentation10Related Documentation11Customer Communication11Chapter 1 Introduction12About the PC-LPM-16/PnP12What You Need to Get Started13Software Programming Choices13LabVIEW and LabWindows/CVI Application Software13NI-DAQ Driver Software14Register-Level Programming15Optional Equipment16Custom Cables16Unpacking17Chapter 2 Installation and Configuration18Hardware Installation18Software Installation19Board Configuration19Plug and Play19Non-Plug and Play20Chapter 3 Theory of Operation21Functional Overview21PC I/O Channel Interface Circuitry23Analog Input and Data Acquisition Circuitry24Analog Input Circuitry25Data Acquisition Timing Circuitry26Digital I/O Circuitry28Timing I/O Circuitry29Chapter 4 Signal Connections31I/O Connector31Signal Connection Descriptions33Analog Input Signal Connections35Digital I/O Signal Connections36Power Connections37Power Rating38Timing Connections38Appendix A Specifications43Appendix B MSM82C53 Data Sheet49Appendix C Using Your PC-LPM-16 (Non-PnP) Board61Appendix D Register-Level Programming73Appendix E Customer Communication109Glossary114Index119Figures6Figure 1-1. The Relationship between the Programming Environment, NI-DAQ, and Your Hardware15Figure 3-1. PC-LPM-16/PnP User Manual 3-2 National Instruments Corporation Figure 3-1. PC-LPM-16PnP Block Diagram22Figure 3-2. PC I/O Interface Circuitry Block Diagram23Figure 3-3. Analog Input and Data Acquisition Circuitry Block Diagram24Figure 3-4. Digital I/O Circuitry Block Diagram28Figure 3-5. Timing I/O Circuitry Block Diagram29Figure 3-6. Counter Block Diagram30Figure 4-1. PC-LPM-16PnP I/O Connector Pin Assignments32Figure 4-2. Analog Input Signal Connections36Figure 4-3. Analog Input Signal Connections37Figure 4-4. EXTCONV* Signal Timing39Figure 4-5. Event-Counting Application with External Switch Gating40Figure 4-6. Frequency Measurement Application41Figure 4-7. General-Purpose Timing Signals42Figure A-1. ADC Errors48Figure C-1. PC-LPM-16 Parts Locator Diagram65Figure C-2. Example Base I/O Address Switch Settings67Figure C-3. Interrupt Jumper Setting IRQ5 (Factory Setting)70Figure C-4. Interrupt Jumper Setting for Disabling Interrrupts70Figure C-5. Bipolar Input (±5 V) Jumper Configuration (Factory Setting)71Figure C-6. Bipolar Input (±2.5 V) Jumper Configuration71Figure C-7. Unipolar Input (0 to 10 V) Jumper Configuration71Tables7Table 4-1. Signal Connection Descriptions33Table C-1. Comparison of Characteristics61Table C-2. PC Bus Interface Factory Settings66Table C-3. Switch Settings with Corresponding Base I/O Address and Base I/O Address Space68Table D-1. PC-LPM-16/PnP Register Map (Continued)74Table D-2. Unipolar Input Mode A/D Conversion Values101Table D-3. Bipolar Input Mode A/D Conversion Values102文件大小: 1.6 MB页数: 125Language: English打开用户手册