Recv Instruction Overview; Checking The Execution Status Of The Recv Instruction - Mitsubishi Electric QJ71GF11-T2 User Manual

(2) Function
(a) RECV instruction overview
The instruction reads the data, which were sent from another station by the SEND instruction, from the
specified channel to the own station word device (from (D1)).
When the data reading from the specified channel of the own station is completed, the completion device (D2)
turns on.
[Own station]
CPU module
(D2)
(b) Checking the execution status of the RECV instruction
The execution status (completion or error) of the RECV instruction can be checked using the following devices
specified in the setting data.
• Completion device (D2)
This device turns on in the END process of the scan where the RECV instruction is completed and turns
off in the next END process.
• Completion status indication device ((D2)+1)
If the RECV instruction fails, this device turns on in the END process of the scan where the RECV
instruction is completed and turns off in the next END process.
Master/local
module
RECV
Channel 1
Channel 2
CHAPTER 10 DEDICATED INSTRUCTIONS
[Sending station]
CPU module
Writing by
SEND
Network
module
Channel 1
Channel n
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10