Mitsubishi Electric MELSEC iQ-R Series Programming Manual page 1485

• The following figure shows the execution timing of the SWRITE instruction.
• When completed successfully
Sequence scan
Start contact
CPU module on
Completion device
the own station
(d2)
Completion status
indication device
(d2)+1
Device where the
write data is stored
(s2)
Network
module
Network
module
Sequence scan
Device for storing
CPU module on the write data (d1)
the target station
Write notification
device (d3)
• When completed with an error
Sequence scan
Start contact
Completion device
CPU module on
(d2)
the own station
Completion status
indication device
(d2)+1
Device where the
write data is stored
(s2)
Completion status
(s1)+1
Network
module
• Write processing is performed only once on the rising edge when the write command turns on.
SWRITE
0 END 0 END
ON
OFF
OFF
OFF
3000
Channel n
0 END 0 END 0
3000
ON
OFF
1 scan
SWRITE
0 END 0 END
ON
OFF
OFF
OFF
3000
Channel n
Target station error
0 END 0 END 0
OFF
ON
OFF
1 scan
END 0 END 0 END
OFF
0 END 0 END 0
OFF
ON
OFF
ON
OFF
1 scan
Error code
15 NETWORK COMMON INSTRUCTIONS
15.1 Link Dedicated Instructions
END
END
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