Up-Down Counter - Omron G9SP Series Reference Manual

Timer/Counter Function Blocks
3-4-5

Up-Down Counter

Basic Function
Diagram
38
Incrementing Counter:
Input
Set value
Count
Output
Enable
IDLE to RUN
2. Manual Reset
Decrementing Counter:
Input
Reset
Set value
Count
0
Output
Enable
IDLE to RUN
Decrementing Counter:
Input
Reset
Set value
Count
Output
Enable
IDLE to RUN
Increments the counter on the rising edge of an up count input and decre-
ments the counter on the rising edge of a down count input.
Up Count Input
Down Count Input
Reset
Section 3-4