5.4 CC-Link IE Controller Network, MELSECNET/H, and Ethernet Instruction
5.4.18 BUFRCV instruction
5-141
5
QCP
U
IN
S
T
RUCTI
O
N
DE
TA
IL
S
Z
P
_BUFRCV
ZP_BUFRCV
5.4.18
BUFRCV instruction
ZP_BUFRCV
*1: Local devices and file registers per program cannot be used as setting data.
Function
This instruction reads receive data from external device in fixed buffer communication.
This instruction is used in a main program.
ZP_BUFRCV
Executing condition
:
indicates the following instruction.
ZP_BUFRCV
Input argument
EN:
Executing condition
:Bit
Un*:
Start I/O number of the module
(00 to FE: Higher two digits when expressing the I/O number in
three digits)
:String
s1:
Connection number (1 to 16)
:ANY16
s2:
Variable that stores control data
:Array of ANY16 [0..1]
Output argument
ENO:
Execution result
:Bit
d1:
Start number of the device that stores read data
:ANY16
d2:
Variable that turns ON upon completion of the instruction
d2[1] also turns ON at the time of error completion.
:Array of bit [0..1]
Setting
data
*1
Internal device
R, ZR
J
\
U
\G
Zn
Constant
K, H
Others
Bit
Word
Bit
Word
−
−
−
−
−
−
−
−
−
−
−
−
−
−
EN
ENO
U
n
*
d1
d2
s1
s2
ZP_BUFRCV
Structured ladder
ST
ZP_BUFRCV
(EN, U
n
*, s1, s2, d1, d2);
ENO:=
S1
S2
d1
d2
Summary of Contents for QCPU
Page 1: ...Structured Programming Manual Mitsubishi Programmable Controller QCPU Special Instructions ...
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