National Instruments 321906B-01 user manual - page 7

Contents
NI 2501/2503 User Manual viii
© National Instruments Corporation
Appendix B
Accessories
Appendix C
Customizing Your Card
Appendix D
Architecture Drawings
Appendix E
Common Questions
Appendix F
Customer Communication
Glossary
Index
Figures
Figure 1-1. Front Connector Pinout Assignments for Two-Wire Mode................. 1-5
Figure 1-2. Front Connector Pinout Assignments for One-Wire Mode.................. 1-6
Figure 1-3. Front Connector Pinout Assignments for Four-Wire Mode................. 1-7
Figure 1-4. Front Connector Pinout Assignments to Create a 6 x 4 Matrix............ 1-8
Figure 2-1. NI 2 501 Module Block Diagram.......................................................... 2-2
Figure 2-2. NI 2503 Module Block Diagram.......................................................... 2-3
Figure C-1. Bent and Trimmed Resistor..................................................................C-2
Figure D-1. NI 2501 Switch Architecture................................................................D-2
Figure D-2. NI 2503 Switch Architecture................................................................D-3
Tables
Table 1-1. Front Connector Signal Description ....................................................1-9