Panasonic FP0 User Manual page 174

High−speed Counter/Pulse Output/ PWM Output
9.3 High−speed Counter Function
2−phase input mode
(Incremental input: CW)
X0
X1
Count 0 1
(Decremental input: CCW)
X0
X1
Count n n−1
Incremental/decremental input mode (separate input mode)
X0
X1
0 1 2
Count
Increasing
Directional distinction mode
X0
X1
0 1 2 3
Count
Increasing
9 − 10
2 n−1
n−2 n−3
3 4 3 2 1
Decreasing
4 3
n
2 1
2 3 4 3
Increasing Decreasing
2 1 0
Decreasing
on
off
on
off
on
off
on
off
on
off
on
off
on
off
on
off
FP0