Table of Contents
PCI-DIO-96 User Manual viii
©
National Instruments Corporation
Figures Figure 1-1. The Relationship between the Programming Environment,
NI-DAQ, and Your Hardware............................................................... 1-4
Figure 3-1. PCI-DIO-96 Cable-Assembly Connector Pinout for Pins 1 through
50 with the R1005050 Ribbon Cable.................................................... 3-2
Figure 3-2. PCI-DIO-96 Cable-Assembly Connector Pinout for Pins 51 through
100 with the R1005050 Ribbon Cable.................................................. 3-3
Figure 3-3. Digital I/O Connections Block Diagram............................................... 3-7
Figure 3-4. Timing Specifications for Mode 1 Input Transfer.................................3-10
Figure 3-5. Timing Specifications for Mode 1 Output Transfer.............................. 3-11
Figure 3-6. Timing Specifications for Mode 2 Bidirectional Transfer.................... 3-12
Figure 4-1. PCI-DIO-96 Block Diagram..................................................................4-2
Figure 4-2. PCI-DIO-96 Interrupt Control Circuitry Block Diagram...................... 4-4
Figure 5-1. Control Word Formats for the 82C55A.................................................5-4
Figure 5-2. Control Word Format for the 82C53..................................................... 5-6
Figure 6-1. Control Word to Configure Port A for Mode 1 Input........................... 6-10
Figure 6-2. Control Word to Configure Port B for Mode 1 Input............................6-11
Figure 6-3. Port C Pin Assignments on I/O Connector when Port C Configured
for Mode 1 Input....................................................................................6-13
Figure 6-4. Control Word to Configure Port A for Mode 1 Output......................... 6-14
Figure 6-5. Control Word to Configure Port B for Mode 1 Output......................... 6-14
Figure 6-6. Port C Pin Assignments on I/O Connector when Port C Configured
for Mode 1 Output................................................................................. 6-16
Figure 6-7. Control Word to Configure Port A as Mode 2 Bidirectional
Data Bus................................................................................................ 6-17
Figure 6-8. Port C Pin Assignments on I/O Connector when Port C is
Configured for Mode 2.......................................................................... 6-19
Tables Table 3-1. Signal Descriptions for PCI-DIO-96 I/O Connector Pins..................... 3-4
Table 3-2. Port C Signal Assignments.................................................................... 3-5
Table 3-3. Signal Names Used in Timing Diagrams.............................................. 3-8
Table 5-1. PCI-DIO-96 Address Map.....................................................................5-2
Table 5-2. Port C Set/Reset Control Words............................................................5-5
Table 6-1. Port Identification.................................................................................. 6-7
Table 6-2. Mode 0 I/O Configurations................................................................... 6-9