Mitsubishi Electric MELSEC iQ-R Series - Page 1511

15 NETWORK COMMON INSTRUCTIONS
15.1 Link Dedicated Instructions
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• The following figure shows the execution timing of the J(P).ZNWR instruction.
The completion status is stored in the special register (SW) when the CC-Link IE Controller Network is used or in the buffer
memory when Ethernet is used.
• When the J.ZNWR instruction is used for execution, one complete cycle of write processing is followed by another while the
write command is on. When the JP.ZNWR instruction is executed, write processing is performed only once on the rising
edge when the write command turns on.
• When completed successfully
• When completed with an error
END0END0END0END0END0
END0 END0END0END0END0
OFF
OFF OFF
OFF
ON
ON
OFF
ZNWR
3000
3000
Sequence scan
Start contact
CPU module on
the own station
CPU module on
the target station
Network
module
Network
module
Completion device
(d2)
Completion status
indication device
(d2)+1
Device where the
write data is stored
(s2)
Sequence scan
Device for storing
the write data (d1)
1 scan
3000
END0END0END0END0END0
OFF
OFF
OFF
OFF
OFF
ON
ON
ON
OFF
ZNWR
1 scan
Error code
Sequence scan
Start contact
CPU module on
the own station
Completion device
(d2)
Completion status
indication device
(d2)+1
Device where the
write data is stored
(s2)
Target station error
Completion status
Network
module