Mitsubishi 800 Series User Manual page 46

4 MONITORING SPECIFICATION
(3) Communication overview
Always write
reqister
command
Always write
request
command
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When always writing data in the remote register to the GOT internal device
GD100, 110 and 120.
PLC CPU
1)
TO
3)
TO
1) Store the always write register command data in the master station's remote
register (RWw).
2) Turn on the GOT request flag, and store the command data in the GOT
remote register (RWw).
(Command execution)
The GOT complete flag turns on when the command processing is complete.
3) Store the always write data in the master station's remote register (RWw).
4) Always write the write data to the GOT internal device GD100, 200, and 300
by turning on the GOT always write request flag.
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Master station
remote register
RWw0 0803
H
RWw1 0064
H
RWw2 00C8
H
RWw3 012C
H
RWw0 1234
H
RWw1 0E54
H
RWw2 0066
H
GOT always write
request flag
4)
MELSEC-GOT
GOT
remote register
RWw0 0803
H
2) RWw1 0064
H
RWw2 00C8
H
RWw3 012C
H
RWw0 1234
H
4)
RWw1 0E54
H
RWw2 0066
H
4)
GD100 1234
H
GD200 0E54
H
GD300 0066
H
GOT internal device
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