Mitsubishi Electric Artisan MELSEC-Q Series Manual page 147

7.3 Use index register as a 32-bit (2-word) device
(3) Program replacement example
(1) When using index register as 16-bit (1-word) data
The index register numbers will change after converting the ACPU program to QCPU, but it is not necessary
to modify the program.
ACPU program
* Indexing devices with index register Z.
M0
0
Data logging
command
* Indexing devices with index register V.
M1
9
Data logging
command
18
Replacement QCPU program
* Indexing devices with index register Z.
M0
0
Data logging
command
* Indexing devices with index register V.
M1
6
Data logging
command
12
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MOVP
MOVP
MOVP
Z0 <- replaced ACPU device "Z"
MOVP
Z7 <- replaced ACPU device "V"
144
D0 R0Z
Logging data Data logging
save destination
INCP Z
W0 R1000V
Logging data Data logging
save destination
INCP V
END
D0 R0Z0
Logging data Data logging
save destination
INCP Z0
W0 R1000Z7
Logging data Data logging
save destination
INCP Z7
END