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22
H7CC-A
@
Counter
Input Modes and Present Value (See note 1.)
I/O Functions for Counter Operation
*
Counting starts when the CP1 is turned ON after turning ON the power.
UP (Increment) Mode
DOWN (Decrement) Mode
CP1: Count input; CP2: Prohibit (gate) input
must be greater than the minimum signal width. (See note 2.)
CP1: Count input; CP2: Prohibit (gate) input
must be greater than the minimum signal width. (See note 2.)
CP1: Prohibit (gate) input; CP2: Count input
must be greater than the minimum signal width. (See note 2.)
CP1: Prohibit (gate) input; CP2: Count input
must be greater than the minimum signal width. (See note 2.)
0
CP1
H
L
CP2
Present value
H
L
0
1
2
4
3
5
Prohibit
A
A
A
n
CP1
H
L
CP2
Present value
H
L
0
n
−
1
n
−
2
n
−
4
n
−
3
n
−
5
A
A
Prohibit
A
0
*CP1
H
L
CP2
Present value
H
L
0
1
2
4
3
5
A
A
Prohibit
A
n
*CP1
H
L
CP2
Present value
H
L
0
n
−
1
n
−
2
n
−
4
n
−
3
n
−
5
A
A
Prohibit
A