APPENDICES
APP − 70
MELSEC-A
Table 2.4 Instruction Processing Time of CPUs (Continue)
Processing Time (µs)
An
AnN, A3V, A73,
A3N Board
A3H, A3M
A2A,
A2U
A3A,
A3U,
A4U
Instruction Condition (Device)
D R D R D R R
Unexecuted 3.7 3.0 3.0 0.80 0.80 1.4 1.1
Y
Executed 49 38 39 11 9.1 4.4 3.3
Unexecuted 3.7 3.0 3.0 0.80 0.80 1.4 1.1
SFT
SFTP
M, L
B, F
Executed 48 38 38 9.1 9.1 4.4 3.3
MPS 1.3 1.0 1.0 0.20 0.20 0.20 0.15
MRD 1.3 1.0 1.0 0.20 0.20 0.20 0.15
MPP 1.3 1.0 1.0 0.20 0.20 0.20 0.15
Without index qualification 49 39 39 4.0 4.0 6.6 5.0
CJ
With index qualification 48 48 7.2 7.2 6.6 5.0
Without index qualification 54 71 71 4.0 4.0 6.6 5.0
SCJ
With index qualification 81 81 7.2 7.2 6.6 5.0
JMP 50 39 39 3.8 3.8 6.6 5.0
Without index qualification 74
74
A3V:
69.7
74 8.2 8.2 10 7.8
CALL
With index qualification 78 78 12 12 10 7.8
Without index qualification 74 70 70 8.2 8.2 10 7.8
CALLP
With index qualification 78 78 12 12 10 7.8
RET 249 50 50 5.8 5.8 7.0 5.3
EI 195 38 38 53 53 3.0 2.3
DI 46 66 66 53 53 3.2 2.4
IRET 249 120 120 62 62 3.4 2.6
Without index qualification 90
79
A3V:
2473
79 86 86
SUB
With index qualification
85
A3V:
2486
85 88 88
Without index qualification 90
79
A3V:
2473
79 86 86
SUBP
With index qualification
85
A3V
2486
85 88 88
M9084 OFF 8546
2420
A3V:
16260
2420 1128 1128 450 338
CHG
M9084 ON
2340
A3V:
16260
2340 988 988 301 226
FOR 64 53 53 5.8 5.8 5.8 4.4
NEXT 2532 41 41 6.4 6.4 8.0 6.0
STOP
R: Refresh mode, D: Direct mode