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19 BUILT-IN I/O FUNCTION
19.1 High-speed Counter Function
Input assignment-wise / maximum frequency for high-speed counters
Input assignment-wise maximum frequency for high-speed counters is as follows.
■FX5U-32M, FX5UC-32M
• X6 to X17 are input frequencies up to 10 KHz, regardless of maximum frequency value.
• Preset input and Enable Input are input frequencies up to 10 KHz, regardless of maximum frequency value.
CH High-speed counter
type
X0 X1 X2 X3 X4 X5 X6 X7 X10 X11 X12 X13 X14 X15 X16 X17 Maximum
frequency
CH1 1-phase 1-count (S/W) A P E 200 KHz
1-phase 1-count (H/W) A B P E 200 KHz
1-phase 2-count A B P E 200 KHz
2-phase 2-count [1 edge
count]
A B P E 200 KHz
2-phase 2-count [2 edge
count]
A B P E 100KHz
2-phase 2-count [4 edge
count]
A B P E 50 KHz
CH2 1-phase 1-count (S/W) A P E 200 KHz
1-phase 1-count (H/W) A B P E 200 KHz
1-phase 2-count A B P E 200 KHz
2-phase 2-count [1 edge
count]
A B P E 200 KHz
2-phase 2-count [2 edge
count]
A B P E 100 KHz
2-phase 2-count [4 edge
count]
A B P E 50 KHz
CH3 1-phase 1-count (S/W) A P E 200 KHz
1-phase 1-count (H/W) A B P E 200 KHz
1-phase 2-count A B P E 200 KHz
2-phase 2-count [1 edge
count]
A B P E 200 KHz
2-phase 2-count [2 edge
count]
A B P E 100 KHz
2-phase 2-count [4 edge
count]
A B P E 50 KHz
CH4 1-phase 1-count (S/W) A P E 200 KHz
1-phase 1-count (H/W) A B P E 10 KHz
1-phase 2-count A B P E 10 KHz
2-phase 2-count [1 edge
count]
A B P E 10 KHz
2-phase 2-count [2 edge
count]
AB P E 5 KHz
2-phase 2-count [4 edge
count]
A B P E 2.5 KHz
CH5 1-phase 1-count (S/W) A P E 200 KHz
1-phase 1-count (H/W) A B P E 10 KHz
1-phase 2-count A B P E 10 KHz
2-phase 2-count [1 edge
count]
ABPE 10 KHz
2-phase 2-count [2 edge
count]
ABPE 5 KHz
2-phase 2-count [4 edge
count]
ABPE 2.5 KHz