Mitsubishi Electric MELSEC Q Series Reference Manual page 425

(b) RECVS instruction execution timing
Set the RECVS instruction as an interrupt condition. (
When data are stored in a channel of the own station, an interrupt program runs to execute the RECVS
instruction.
The RECVS instruction is completed within one scan.
• When completed normally
Sequence scan
Start contact
Sending station's CPU
Completion device
(Device specified in (D1))
Completion status indication
device (Device of (D1)+1)
Network module
CC-Link IE Controller
Network module
Interrupt program
Sequence scan
Own station CPU
Receive data storage device
(Device specified in (D1))
SEND (With arrival confirmation)
0 END 0
OFF
Channel 1
Data
transmission
completed
Channel 3
END 0 END
1 scan completed
CHAPTER 9 DEDICATED INSTRUCTIONS
Page 225, Section 6.6)
END 0 END 0 END
1 scan
Storage
RECVS
IRET
END 0 END
Receive data
9
0 END
0 END
423