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Chapter 3 Connecting the Signals
DAQCard-1200 User Manual 3-30 ni.com
Figure 3-19. Frequency Measurement Application
Figure 3-20 shows the timing requirements for the GATE and CLK input
signals and the timing specifications for the OUT output signals of
the 82C53.
Signal
Source
Gate
Source
I/O Connector
+5 V
13 DGND
CLK
GATE
OUT
Counter
DAQCard-1200