Network Card User Manual
Table Of Contents
- PC-DIO-24 User Manual
- Contents
- About This Manual
- Chapter 1 Introduction
- Chapter 2 Configuration and Installation
- Chapter 3 Theory of Operation
- Chapter 4 Register-Level Programming
- Appendix A Specifications
- Appendix B I/O Connector
- Appendix C OKI 82C55A Data Sheet*
- Appendix D Customer Communication
- Glossary
- Index
- Figures
- Figure 1-1. The Relationship between the Programming Environment, NI-DAQ, and Your Hardware
- Figure 2-1. PC-DIO-24 Parts Locator Diagram
- Figure 2-2. Example Base I/O Address Switch Settings
- Figure 2-3. Jumper Settings–PC6, PC4, PC2, and N/C
- Figure 2-4. Interrupt Jumper Setting for IRQ5 (Factory Setting)
- Figure 2-5. Digital I/O Connector Pin Assignments
- Figure 3-1. PC-DIO-24 Block Diagram
- Figure 4-1. Control-Word Formats
- Figure B-1. PC-DIO-24 I/O Connector
- Tables
- Table 2-1. PC-DIO-24 Factory-Set Jumper and Switch Settings
- Table 2-2. Port C Signal Assignments
- Table 4-1. PC-DIO-24 Address Map
- Table 4-2. Port C Set/Reset Control Words
- Table 4-3. Mode 0 I/O Configurations
- Table 4-4. Interrupt Enable Signals for All Mode Combinations
- Table A-1. Maximum Average Transfer Rates for the PC-DIO-24
About This Manual
PC-DIO-24 User Manual xii © National Instruments Corporation
• The Index alphabetically lists the topics in this manual, including the page where you can
find each one.
Conventions Used in This Manual
The following conventions are used in this manual.
bold Bold text denotes menus, menu items, or dialog box buttons or options.
bold italic Bold italic text denotes a note, caution, or warning.
italic Italic text denotes emphasis, a cross reference, or an introduction to a key
concept.
monospace Lowercase text in this font denotes text or characters that are to be literally
input from the keyboard, sections of code, programming examples, and
syntax examples. This font is also used for the proper names of disk
drives, paths, directories, programs, subprograms, subroutines, device
names, functions, variables, filenames, and extensions, and for statements
and comments taken from program code.
NI-DAQ NI-DAQ refers to the NI-DAQ software for PC compatibles unless
otherwise noted.
PC PC refers to the IBM PC/XT, the IBM PC AT, and compatible computers
unless otherwise noted.
SCXI SCXI stands for Signal Conditioning eXtensions for Instrumentation and
is a National Instruments product line designed to perform front-end signal
conditioning for National Instruments plug-in DAQ boards.
< > Angle brackets containing numbers separated by an ellipses represent a
range, signal, or port (for example, ACH<0..7> stands for ACH0 through
ACH7).
Abbreviations, acronyms, metric prefixes, mnemonics, and symbols are listed in the Glossary.
National Instruments Documentation
The PC-DIO-24 User Manual is one piece of the documentation set for your data acquisition
(DAQ) system. You could have any of several types of manuals, depending on the hardware and
software in your system. Use the different types of manuals you have as follows:
• Getting Started with SCXI—If you are using SCXI, this is the first manual you should read.
It gives an overview of the SCXI system and contains the most commonly needed
information for the modules, chassis, and software.