Mitsubishi MELSEC-A Series Programming Manual page 31

2. INSTRUCTIONS
Classi- Instruction
fication Symbol
Switch-
CHG
ing

Classi- Instruction
fication Symbol
Link

COM
refresh
EI
Link
refresh

enable,
disable
DI
Partial

SEG
refresh
(6) Program switching instruction
Table 2.15 Program Switching Instruction
Symbol Contents of Processing
Switches between the main and
subprograms.
(7) Refresh instructions
Table 2.16 Refresh Instructions
Symbol Contents of Processing
Executes refresh, general data
processing.
Enables link refresh. Valid when
M9053 is on.
Disables link refresh. Valid when
M9053 is on.
Only executes refresh for the
corresponding device during 1 scan.
Valid when M9052 is on.
*1: For the number of steps when extension devices are used or when index qualification is performed to
bit devices for AnA, A2AS, AnU, QCPU-A (A Mode) and A2USH board, refer to Section 3.8.1.
*2: The mark in the Index column indicates that index qualification can be performed with the AnA,
A2AS, AnU, QCPU-A (A Mode) and A2USH board only.
*3: The mark in the Subset column indicates that subset processing can be performed with the A3H,
A3M, AnA, A2AS, AnU, QCPU-A (A Mode) and A2USH board only.
*1
Execu-
tion Con-
dition
A3H,
A3M, A3A
1
CPUs other
than above
*1
Execu-
tion Con-
dition
3
1
1
*2
7
2 − 15
MELSEC-A
Applicable CPU
Not applicable to AnS, AnSH, A1FX,
A1, A2(S1), A1N, A2N(S1),
A2N(S1), A2A(S1), A2A(S1), A2C,
A0J2H and A52G.
Applicable CPU
Not applicable to A3V.
Not applicable to An, A3H, A3M,
A3V, AnA, A2AS, AnU, QCPU-A
(A Mode) and A2USH board.
Not applicable to An, A3H, A3M,
A3V, AnA, A2AS, AnU, QCPU-A
(A Mode) and A2USH board.
Not applicable to An and A3N
board.
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6-83
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