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© National Instruments Corporation vii DAQCard-700 User Manual
Figures
Figure 1-1. The Relationship between the Programming Environment, NI-DAQ,
and Your Hardware.............................................................................................. 1-3
Figure 2-1. A Typical Configuration for the DAQCard-700 ................................................ 2-2
Figure 3-1. DAQCard-700 I/O Connector Pin Assignments.................................................. 3-2
Figure 3-2. DAQCard-700 Instrumentation Amplifier .......................................................... 3-6
Figure 3-3. Single-Ended Analog Input Signal Connections ................................................. 3-8
Figure 3-4. Differential Input Connections for Grounded Signal Sources............................. 3-9
Figure 3-5. Differential Input Connections for Floating Sources........................................... 3-10
Figure 3-6. Digital I/O Signal Connections............................................................................ 3-13
Figure 3-7. EXTCONV* Signal Timing ................................................................................ 3-14
Figure 3-8. Event-Counting Applications with External Switch Gating................................ 3-15
Figure 3-9. Frequency Measurement Application.................................................................. 3-16
Figure 3-10. General-Purpose Timing Signals......................................................................... 3-17
Figure 4-1. DAQCard-700 Block Diagram ............................................................................ 4-1
Figure 4-2. PCMCIA I/O Interface Circuitry Block Diagram ............................................... 4-2
Figure 4-3. Analog Input and Data Acquisition Circuitry Block Diagram ............................ 4-4
Figure 4-4. Digital I/O Circuitry Block Diagram................................................................... 4-7
Figure 4-5. Timing I/O Circuitry Block Diagram .................................................................. 4-8
Figure 4-6. Counter Block Diagram....................................................................................... 4-9
Tables
Table 2-1. Analog I/O Default Settings ................................................................................ 2-3
Table 2-2. Analog Input Modes for the DAQCard-700........................................................ 2-4
Table 3-1. Recommended Input Configurations for Ground-Referenced and
Floating Measurement Systems........................................................................... 3-7
Table D-1. DAQCard-700 Power-Management Modes ........................................................ D-1