Mitsubishi Electric MELSEC Q Series Reference Manual page 241

7 APPLICATION FUNCTIONS
Sequence scan
Read command
Read completion
device (Device
designated in (D2))
Host CPU
Read completion
device
((D2) + 1 device)
Set data (Devices
designated in (n3),
(n4),(n5))
Read data storage
device (Device
W (M
in (D1))
Master module
Remote I/O
module
Intelligent function
module
7 - 5
(b) Instruction execution timing
1) Normal completion
(REMFR instruction)
REMFR
0 END
OFF
R) designated
Buffer memory
END
0 END 0
MELSEC-Q
0 END 0 END
1 scan
0 END
7 - 5