Assignment For High-Speed Counters - Mitsubishi Electric FX5 User Manual
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Assignment for high-speed counters
Input assignment for high-speed counters
Assignment for input devices of high-speed counters is set by parameters.
Assignment is determined according to functions set for each channels by parameter.
When using internal clock, assignment is same as 1-phase, 1-count (S/W) and A phase is not used.
Input assignment of high-speed counters is as follows.
■CPU module
CH
High-speed counter
type
CH1
1-phase 1-count (S/W)
1-phase 1-count (H/W)
1-phase 2-count
2-phase 2-count
CH2
1-phase 1-count (S/W)
1-phase 1-count (H/W)
1-phase 2-count
2-phase 2-count
CH3
1-phase 1-count (S/W)
1-phase 1-count (H/W)
1-phase 2-count
2-phase 2-count
CH4
1-phase 1-count (S/W)
1-phase 1-count (H/W)
1-phase 2-count
2-phase 2-count
CH5
1-phase 1-count (S/W)
1-phase 1-count (H/W)
1-phase 2-count
2-phase 2-count
CH6
1-phase 1-count (S/W)
1-phase 1-count (H/W)
1-phase 2-count
2-phase 2-count
CH7
1-phase 1-count (S/W)
1-phase 1-count (H/W)
1-phase 2-count
2-phase 2-count
CH8
1-phase 1-count (S/W)
1-phase 1-count (H/W)
1-phase 2-count
2-phase 2-count
CH1
Internal clock
to
CH8
A: Input A phase
B: Input B phase (direction switch input is however employed in the case of 1-phase 1-count [H/W])
P: Input external preset
E: Input external enable
X0
X1
X2
X3
X4
A
A
B
A
B
A
B
A
A
B
A
B
A
B
A
A
A
A
A
A
Not used
X5
X6
X7
X10
X11
P
E
P
E
P
E
P
E
B
B
B
A
B
A
B
A
B
P
E
A
B
A
B
A
B
A
A
A
24 HIGH-SPEED INPUT/OUTPUT FUNCTION
X12
X13
X14
X15
X16
P
E
P
E
P
E
P
E
P
E
P
E
P
E
P
E
P
P
P
P
P
E
P
E
P
E
P
E
A
B
P
E
A
B
P
E
A
B
P
E
P
E
A
B
P
A
B
P
A
B
P
P
A
A
A
24.1 High-speed Counter Function
X17
24
E
E
E
E
E
E
E
E
B
B
B
189
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