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7.3
Sending Data
SP_SOCSND
QnUDE(H) LCPU
Structured ladder/FBD
SP_SOCSND
EN
ENO
Un
d
s1
s2
s3
The following instruction can go in the dotted squares.
SP_SOCSND
■Executing condition
Instruction
SP_SOCSND
■Argument
Input/output
Name
argument
Input argument
EN
Un
s1
s2
s3
Output argument
ENO
d
Setting
Internal device
data
Bit
Word
(s1)
*1
(s2)
(s3)
*1
(d)
*1 Local devices and file registers per program cannot be used as setting data.
Processing details
This instruction sends data to the external device of a specified connection.
ST
ENO:=
(EN, Un, s1, s2, s3, d);
SP_SOCSND
Executing condition
Description
Executing condition
Dummy ("U0")
Connection number (1 to 16)
Variable that stores control data
Start number of the device that stores send data
Execution result
Variable that turns ON during one scan upon
completion of the instruction
d[1] also turns ON at the time of error completion.
R, ZR
J\
Bit
*1
*1
Data type
Bit
String
ANY16
Array of ANY16 [0..1]
ANY16
Bit
Array of bit [0..1]
U\G
Zn
Word
7 SOCKET COMMUNICATION FUNCTION INSTRUCTION
Constant
Others
K, H
261
7.3 Sending Data
7
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