National Instruments PC-LPM-16/PnP 사용자 설명서

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Chapter 3     Theory of Operation
PC-LPM-16/PnP User Manual
3-10
 
 
 National Instruments Corporation
 
Figure 3-6.  
 
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 MSM82C53 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.
Counter
CLK
GATE
OUT
 
a.Book : g.chapter 3  Page 10  Wednesday, November 20, 1996  6:36 PM