Mitsubishi MELSEC QCPU Programming Manual page 245

6 BASIC INSTRUCTIONS
[Operation Errors]
(1) In the following cases an operation error occurs, the error flag (SM0) turns ON, and an error
code is stored at SD0.
• The range n-points from the
• and
D1
[Program Example]
(1) The following program exchanges 16-bit data for 3 points from D200 for 16-bit data for 3 points
from R0 when X1C goes ON.
[Ladder Mode]
b15
D200 0
1 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0
D201
D202 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0
b15
D200 0
D201 0 0 1 1 0 0 1 1 0 0 1 1 0 0 1 1
D202 1 1 0 0 0 0 0 0 1 1 0 0 0 0 0 0
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or
D1
devices are overlapping.
D2
b8 b7 b0
0 1 1 1 1 0 0 1 1 1 1 1 1 1 1
b8 b7 b0
1 1 1 0 1 1 1 0 1 1 1 0 1 1 1
devices exceeds relevant device.
D2
[List Mode]
Steps Instruction
b15
R0 0 1 1 1 0 1 1 1
0 0 1 1 0 0 1 1 0 0 1 1 0 0 1 1
R1
R2 1 1 0 0 0 0 0 0 1 1 0 0 0 0 0 0
b15
R0 0 0 1 1 1 1 0 0
R1 1 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0
R2 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0
MELSEC-Q/QnA
(Error code: 4101)
(Error code: 4101)
Device
b8 b7 b0
0 1 1 1 0 1 1 1
b8 b7 b0
1 1 1 1 1 1 1 1
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