Mitsubishi Electric Melsec QJ71LP21 - Message Reception One Scan Completion Instruction (Z.RECVS)

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MELSEC-Q
7 APPLICATION FUNCTIONS
7.5.5 Message reception "one scan completion" instruction (Z.RECVS)
This instruction reads the channel data that is sent to the host with the SEND
instruction.
The processing completes at the execution of this instruction; thus, the processing
speed of this instruction is faster than that of the RECV instruction.
(1) The instruction format of RECVS
Applicable device
Setting
data
Applicable device
Internal device
File register
Link direct device
J\
Intelligent function
module device
U\G
Index register
Zn
Constant
K, H, $
Others
Bit Word Bit Word
(S1)
(D1)
(D2)
Instruction format
: If the host station is the Basic model QCPU (function version B or later) or Universal model QCPU, " "(double quotation) for the first
argument can be omitted.
Setting data
Setting data 1
Description
Setting side 2
Data type
"Un"/Un
Start I/O number of the own station's network module
(00 to FE
H
: The higher two digits of the 3-digit I/O number)
User
String/
Binary 16 bits
(S1) Start device of the own station that stores control data User, system
Device name
(D1)
Start device of the own station that stores receive data
(A contiguous area for the receive data length is required.)
System
(D2) Dummy Bit
1: Local devices and file registers for each program cannot be used as devices in setting data.
2: The setting side is as shown below.
User : It is data the user sets in the sequence program before execution of a link dedicated instruction.
System: The programmable controller CPU stores the execution result of the link dedicated instruction.
[Execution condition]
[Instruction symbol]
Z.RECVS
Command
(S1)
(D2)
(D1)
Z.RECVS
"Un"