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National Instruments Low-Cost Multifunction I/O Board for ISA Lab-PC+ Lab-PC+ Hardware and Software Configuration Form

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Lab-PC+ Hardware and SoftwareConfiguration Form

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

• Base I/O Address of Lab-PC+ _____________________________________________

(Factory Setting–Hex 260)

• DMA Channel of Lab-PC+ _____________________________________________

(Factory Setting–3)

• Interrupt Level of Lab-PC+ _____________________________________________

(Factory Setting–IRQ5)

• Analog Output Channel 0 Configuration _____________________________________________

(Factory Setting–Bipolar, W1, A-B)

• Analog Output Channel 1 Configuration _____________________________________________

(Factory Setting–Bipolar, W2, A-B)

• Analog Input Configuration _____________________________________________

(Factory Setting–Bipolar, W3, A-B)

• NI-DAQ, LabVIEW, or LabWindows/CVI Version _____________________________________________

Other Products

• Microprocessor _____________________________________________

• Clock Frequency _____________________________________________

• Computer Make and Model _____________________________________________

• Type of Video Board Installed _____________________________________________

• Operating System and Version _____________________________________________

• Programming Language _____________________________________________

• Programming Language Version _____________________________________________

• Other Boards in System _____________________________________________

• Base I/O Address of Other Boards _____________________________________________

• DMA Channels of Other Boards _____________________________________________

• Interrupt Level of Other Boards _____________________________________________

Contents

Main Page Warranty Copyright Trademarks Page Contents About This Manual Chapter 1 Introduction Chapter 2 Configuration and Installation Chapter 3 Signal Connections Chapter 4 Theory of Operation Page Figures Tables About This Manual Organization of the Lab-PC+ User Manual Conventions Used in This Manual National Instruments Documentation Customer Communication Chapter 1 Introduction About the Lab-PC+ What You Need to Get Started Software Programming Choices LabVIEW and LabWindows/CVI Application Software NI-DAQ Driver Software Register-Level Programming Optional Equipment Unpacking Chapter 2 Configuration and Installation Board Configuration PC Bus Interface Configuration and Installation Chapter 2 Figure 2-1. Parts Locator Diagram Lab-PC+ User Manual 2-2 National Instruments Corporation Base I/O Address Selection Page Page Page Page Analog I/O Configuration Analog Output Configuration Analog Input Configuration Page Page Analog Input Polarity Configuration Page Hardware Installation Chapter 3 Signal Connections I/O Connector Pin Description Signal Connections Chapter 3 Lab-PC+ User Manual 3-2 National Instruments Corporation Figure 3-1. Lab-PC+ I/O Connector Pin Assignments Signal Connection Descriptions Page Analog Input Signal Connections Types of Signal Sources Floating Signal Sources Ground-Referenced Signal Sources Input Configurations Differential Connection Considerations (DIFF Configuration) Differential Connections for Grounded Signal Sources Differential Connections for Floating Signal Sources Page Single-Ended Connection Considerations Single-Ended Connections for Floating Signal Sources (RSE Configuration) Single-Ended Connections for Grounded Signal Sources (NRSE Configuration) Common-Mode Signal Rejection Considerations Analog Output Signal Connections Digital I/O Signal Connections Page Page Page Page Page Page Page Timing Connections Page Page Page Page Page Page Cabling Chapter 4 Theory of Operation Figure 4-1. Lab-PC+ Block Diagram Functional Overview The block diagram in Figure 4-1 shows a functional overview of the Lab-PC+ board. PC I/O Channel Interface Circuitry Page Theory of Operation Chapter 4 Lab-PC+ User Manual 4-4 National Instruments Corporation Analog Input and Data Acquisition Circuitry Figure 4-3. Analog Input and Data Acquisition Circuitry Block Diagram Analog Input Circuitry Data Acquisition Timing Circuitry Page Page Page Analog Output Circuitry Digital I/O Circuitry Timing I/O Circuitry Theory of Operation Chapter 4 Figure 4-6. Timing I/O Circuitry Block Diagram PC I/O Channel Lab-PC+ User Manual 4-12 National Instruments Corporation I/O Connector Page Page Chapter 5 Calibration Calibration Equipment Requirements Calibration Trimpots Analog Input Calibration Board Configuration Bipolar Input Calibration Procedure Unipolar Input Calibration Procedure Analog Output Calibration Board Configuration Bipolar Output Calibration Procedure Page Unipolar Output Calibration Procedure Appendix A Specifications Analog Input Page Explanation of Analog Input Specifications Analog Output Explanation of Analog Output Specifications Digital I/O Timing I/O Triggers Bus Interface Power Requirements (from PC) Physical Environment Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Register Sizes Register Description Register Description Format Configuration and Status Register Group Page Page Page Page Page Page Page Page Page Page Analog Input Register Group Page Page Page Page Page Page Page 8253 Counter/Timer Register Groups A and B Page Page Page Page Page Page Page Page Page Page Page Page Page Page Interval Counter Register Group Page Page Appendix E Register-Level Programming Register Programming Considerations Initializing the Lab-PC+ Board Programming the Analog Input Circuitry Analog Input Circuitry Programming Sequence A/D FIFO Output Binary Modes Clearing the Analog Input Circuitry Programming Multiple A/D Conversions on a Single Input Channel Programming in Controlled Acquisition Mode Page Programming in Freerun Acquisition Mode Page Page External Timing Considerations for Multiple A/D Conversions Using the EXTCONV* Signal to Initiate A/D Conversions Programming Multiple A/D Conversions Using External Timing Programming in Controlled Acquisition Mode Page Page Page Programming in Freerun Acquisition Mode Programming Multiple A/D Conversions with Channel Scanning Programming Multiple A/D Conversions with Interval Scanning Programming Multiple A/D Conversions in Single-Channel Interval Acquisition Mode A/D Interrupt Programming Programming DMA Operation Programming the Analog Output Circuitry Page Interrupt Programming for the Analog Output Circuitry Programming the Digital I/O Circuitry Register Descriptions and Programming Examples Figure E-1. Control-Word Format with Control-Word Flag Set to 1 Modes of Operation for the 8255A Mode 0 Page Mode 1 Page Page Page Mode 2 Page Page Interrupt Programming for the Digital I/O Circuitry Appendix F Customer Communication Technical Support Form Lab-PC+ Hardware and Software Configuration Form National Instruments Products Other Products Documentation Comment Form Glossary Page Index Numbers A Page B C Page D E F G H I J L M N O P R S T U W