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PCM-3780 User Manual 22
I/O Connector Signal Description
Table 3.3: I/O Connector Signal Descriptions
Signal Name
Reference Direction Description
GND - - DC ground
+5V GND Output +5 VDC source
FOUT<0..1> GND Output
Frequency output chan-
nels
C_OUT<0..1> GND Output Counter output channels
C_CLK<0..1> GND Input
Clock external input chan-
nels
C_GATE<0..1> GND Input Gate control channels
PA(/B/C)<0..7> GND I/O Digital I/O channels