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Z_BUFRCVS
5.2.8
BUFRCVS instruction
Z_BUFRCVS
Structured ladder
Z_BUFRCVS
EN
ENO
Un*
s
Input argument
EN:
Un*:
s:
Output argument
ENO:
d:
Function
This instruction receives data with an interrupt program during communication using the
nonprocedural protocol or bidirectional protocol.
5.2 Serial Communication and Modem Interface Instruction
5-64
5.2.8 BUFRCVS instruction
ST
ENO:=
Z_BUFRCVS
d
Executing condition
Start I/O number of the module
(00 to FE: Higher two digits when expressing the I/O
number in three digits)
Reception channel number
1: Channel 1 (CH1 side)
2: Channel 2 (CH2 side)
Execution result
Start number of the device that stores read data
* Receive data are read from the receive area of buffer
memory.
Internal device
Setting
*1
data
Bit
Word
−
S
d
Z_BUFRCVS
(EN, Un*, s, d);
:Bit
:String
:ANY16
:Bit
:ANY16
J
\
R, ZR
Bit
Word
*1: Local devices and file registers per program cannot be used as setting data.
Z_BUFRCVS
indicates the following instruction.
Constant
Zn
U
\G
K, H
−
−
−
Others
−
−
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