Mitsubishi Electric MELSEC-Q Series - Page 495

493
CHAPTER 9 DEDICATED INSTRUCTIONS
9
9.20 J(P)/G(P).RIWT (Data Write to Programmable Controllers on Target Station)
(c) Operation in RIWT instruction execution
• Operation of the own station
(d) RIWT instruction execution timing
• When completed normally
Program of own
station
END
processing
END
processing
END
processing
END
processing
Completion device
of own station (D)
Completion status
indication device
((D)+1)
Start contact
When failed
Normal completion
1 scan
RIWT instruction
RIWT instruction
execution
ON
OFF
OFF
OFF
ON
ON
Writing to the device
specified by RIWT
completed
RIWT
Own station CPU
Target station CPU
Sequence scan
Sequence scan
Completion device
(Device specified in (D))
Start contact
Completion status
indication device
(Device of (D)+1)
Write data storage device
(Device specified in (S2))
Write data storage device
(Device specified in
(S1)+2, (S1)+3)
0 END
0
OFF
END 0 END 0 END 0 END 0 END
0
3000
3000
END 0 END 0 END 0 END
CC-Link IE Controller
Network module
CC-Link IE Controller
Network module
Send buffer Receive buffer
1 scan