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19 BUILT-IN I/O FUNCTION
19.2 FX3-compatible high-speed counter function
: Change is possible
: Change is impossible
The assignment of the high-speed counter and the maximum frequency when the FX3
compatible function is valid
Shown below is the assignment of the high-speed counter and the maximum frequency when the FX3 compatible function is
valid.
A: A phase input, B: Phase B input, P: External preset input, E: External enable input
CH4 C253 (OP) 2-phase 2-count (1 edge count/4 edge count) LC53
CH4 C255 2-phase 2-count (1 edge count/4 edge count) LC55
CH5 C239 1-phase 1-count (S/W) LC39
CH5 C243 1-phase 1-count (S/W) LC43
CH6 C240 1-phase 1-count (S/W) LC40
CH7 C244 (OP) 1-phase 1-count (S/W) LC44
CH7 C254 (OP) 2-phase 2-count (1 edge count) LC54
CH8 C245 (OP) 1-phase 1-count (H/W) LC45
CH High-speed counter No. FX5
corresponding
devices
X0 X1 X2 X3 X4 X5 X6 X7 Maximum frequency
CPU module
(32 points
type)
CPU module
(64 points or
more type)
CH1 C235 LC35 A 200 KHz 200 KHz
CH2 C236 LC36 A 200 KHz 200 KHz
CH3 C237 LC37 A 200 KHz 200 KHz
CH4 C238 LC38 A 200 KHz 200 KHz
CH5 C239 LC39 A 200 KHz 200 KHz
CH6 C240 LC40 A 200 KHz 200 KHz
CH1 C241 LC41 A P 200 KHz 200 KHz
CH3 C242 LC42 A P 200 KHz 200 KHz
CH5 C243 LC43 A P 200 KHz 200 KHz
CH1 C244 LC44 A P E 200 KHz 200 KHz
CH7 C244 (OP) LC44 A 10 KHz 200 KHz
CH3 C245 LC45 A P E 200 KHz 200 KHz
CH8 C245 (OP) LC45 A 10 KHz 200 KHz
CH1 C246 LC46 A B 200 KHz 200 KHz
CH1 C247 LC47 A B P 200 KHz 200 KHz
CH4 C248 LC50 A B P 200 KHz 200 KHz
CH4 C248 (OP) LC50 A B 200 KHz 200 KHz
CH1 C249 LC49 A B P E 200 KHz 200 KHz
CH4 C250 LC50 A B P E 200 KHz 200 KHz
CH1 C251 (1 edge count) LC51 A B 200 KHz 200 KHz
CH1 C251 (4 edge count) LC51 A B 50 KHz 50 KHz
CH1 C252 (1 edge count) LC52 A B P 200 KHz 200 KHz
CH1 C252 (4 edge count) LC52 A B P 50 KHz 50 KHz
CH4 C253 (1 edge count) LC53 A B P 200 KHz 200 KHz
CH4 C253 (4 edge count) LC53 A B P 50 KHz 50 KHz
CH4 C253 (OP) (1 edge count) LC53 A B 200 KHz 200 KHz
CH4 C253 (OP) (4 edge count) LC53 A B 50 KHz 50 KHz
CH1 C254 (1 edge count) LC54 A B P E 200 KHz 200 KHz
CH1 C254 (4 edge count) LC54 A B P E 50 KHz 50 KHz
CH7 C254 (OP) LC54 A B 10 KHz 200 KHz
CH4 C255 (1 edge count) LC55 A B P E 200 KHz 200 KHz
CH4 C255 (1 edge count) LC55 A B P E 50 KHz 50 KHz
CH High-speed counter No. Pulse input mode Corresponding devices Preset input logic change