NAiS FP Series User Manual page 86

FPΣ
Two - phase input mode (Phase difference input mode)
(Incremental input: CW)
X0
X1
Count 0 1
(Decremental input: CCW)
X0
X1
Count n n - 1
Figure 64: FPΣ High- speed counter function - two - phase input mode
One input mode (Addition and subtraction input mode)
X0
X1
Count 0 1 2
Increasing
Figure 65: FPΣ High- speed counter function - One input mode
Direction distinction mode
X0
X1
0 1 2 3
Count
Increasing
Figure 66: FPΣ High- speed counter function - direction distinction mode
2 n - 1
n - 2 n - 3
3 4 3 2 1
Decreasing
4 3
6.3 High - speed Counter Function
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
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