Mitsubishi Electric MELSEC-Q Series User Manual page 178

(2) Function
(a) REMFR instruction overview
The instruction reads data by the specified number of words (n5) from the start
address (n4) of the buffer memory of the intelligent device station/remote device
station into the own station word devices (after D1)).
Specify the target stations in setting data ("Jn"/Jn), (n2), and (n3).
When the reading of data is completed, the completion device (D2) turns on.
[Own station]
CPU module
Device
(D1)
REMFR
(b) Target stations which can be specified
For details on target stations which can be specified, refer to the following.
Refer to Section 10.1 (1).
(c) Checking the execution status of an REMFR instruction
The execution status (completion or error) of the REMFR instruction can be
checked using the following device specified for the setting data.
• Completion device (D2)
It is turned on in the END processing of the scan after completion of the
REMFR instruction, and is turned off in the next END processing.
• Completion status indication device ((D2)+1)
It is turned on in the END processing of the scan after completion of the
REMFR instruction, and is turned off in the next END processing only if the
REMFR instruction fails.
Chapter 10 DEDICATED INSTRUCTIONS
Simple Motion
module
Channel 1
Channel n
Channel 32
10 - 40
[Target station]
Head module
n4
Intelligent
function module
Buffer memory
n5
words