Mitsubishi MELSEC-A series

APPENDICES
APP − 81
MELSEC-A
Appendix 2.3 List of Instruction Processing Time of QCPU-A (A Mode)
The following table shows the instruction processing time of QCPU-A (A mode).
(1) Sequence instructions
Table 2.7 Instruction Processing Time of QCPU-A (A Mode)
Instruction Processing Time (µs)
Instruction Condition (Device)
QnCPU-A QnHCPU-A
X 0.079 0.034 LD, LDI
AND, ANI
OR, ORI
Y, M, L, S, B, F, T, C 0.079 0.034
At no change (OFF OFF, ON ON) 0.158 0.068
Y
At change (OFF
ON, ON OFF) 0.158 0.068
At no change (OFF OFF, ON ON) 0.158 0.068 M (except for special M)
L S B
At change (OFF ON, ON OFF) 0.158 0.068
Special M 0.316 0.136
At no execution 1.11 0.480
F
At execution 35.1 15.1
Instruction execution time 0.158 0.068
Time for no execution 0.088 0.037
After time elapsed 1.80 0.774
K 3.07 1.32
T
END
At execution
At addition
D 3.31 1.42
Instruction execution time 0.158 0.068
Time for no execution 0.105 0.045
At no counting 0.105 0.045
After counting up 0.105 0.045
K 1.67 0.720
OUT
C
END
At execution
At counting
D 1.91 0.823
At no execution 0.158 0.068
At no change (ON ON) 0.158 0.068
Y
At execution
At change (OFF ON) 0.158 0.068
At no execution 0.158 0.068
At no change (ON ON) 0.158 0.068
SET
M, L
S, B
At execution
At change (OFF
ON) 0.158 0.068