National Instruments 700 - Manual (Page 46)

Chapter 4 Theory of Operation
© National Instruments Corporation 4-9 DAQCard-700 User Manual
Counter
CLK
GATE
OUT
Figure 4-6. Counter Block Diagram
Each counter has a clock input pin, a gate input pin, and an output pin labeled CLK, GATE, and
OUT, respectively. The MSM82C54 counters are numbered zero through two, and their GATE,
CLK, and OUT pins are labeled GATE N, CLK N, and OUT N, where N is the counter number.