National Instruments 6508 PCI-DIO-96 - Manual (Page 8)

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