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7.3 SOCRCV Instruction
SP_SOCRCV
7.3 SOCRCV Instruction
SP_SOCRCV
*1: Local devices and file registers per program cannot be used as setting data.
Function
This instruction reads receive data of a specified connection from the socket communication
receive data area at the end process performed after the instruction execution.
SP_SOCRCV
Executing condition
:
indicates the following instruction.
SP_SOCRCV
Input argument EN:
Executing condition :Bit
Un:
Dummy ("U0") :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 receive data :ANY16
d2:
Variable that turns ON during one scan upon completion of the
instruction
d2[1] also turns ON at the time of error completion.
:Array of bit [0..1]
Setting
data
Internal device
R, ZR
J\
U\G
Zn
Constant
K, H
Others
Bit Word Bit Word
*1 *1
*1 *1
*1
*1
QnUDE(H)
LCPU
SP_SOCRCV
EN
ENO
d1
s1
s2
SP_SOCRCV (EN, Un, s1, s2, d1, d2);
ENO:=
Un
d2
STStructured ladder/FBD
s1
s2
d1
d2