Download Q Corresponding Etherne Interface Module User`s Manual

6 DEDICATED INSTRUCTIONS
MELSEC-Q
6.6 RECVS Instruction (for Interrupt Programs)
This instruction reads received data.
Applicable device
MELSECNET/H,
Set
Internal device
data
Bit
File register
Word
MELSECNET/10
Direct J \
Bit
Special module
Index register Zn
U \G
Constant
Others
K, H
Word
(S)
—
—
(D1)
—
—
(D2)
—
[Instruction
symbol]
[Executing
condition]
Command
Z.RECVS
"Un"
(S)
(D1)
(D2)
RECVS
Set data
Set data
"Un"
Description
Start I/O signal of the local station's Ethernet net module.
(00 to FE: The higher 2 digits of the 3-digit I/O signal.)
(S)
Head device of the local station that stores the control data.
(D1)
Head device of the local station that stores the receive data.
(D2)
(Designate as dummy.)
Set by
Data type
User
Character string
User, system
System
Device name
Bit
The local devices and the file register for each program cannot be used as devices
used in setting data.
POINT
The RECV instruction can be executed only when the local station is a QCPU.
REMARK
The number of steps for the RECV instruction is 10.
6 - 22
6 - 22