270
7 SOCKET COMMUNICATION FUNCTION INSTRUCTION
7.7 SOCRDATA Instruction
7.7
SOCRDATA Instruction
S(P)_SOCRDATA
The following instruction can go in the dotted squares.
S_SOCRDATA, SP_SOCRDATA
■
Executing condition
■
Argument
Processing details
This instruction reads data for the specified number of words from the socket communication receive data area of a specified
connection, and stores it.
Instruction
Executing condition
S_SOCRDATA
SP_SOCRDATA
Input/output
argument
Name
Description
Data type
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]
n
Number of read data (1 to 1024 words)
ANY16
Output argument
ENO
Execution result
Bit
d
Variable that stores read data
ANY16
Setting
data
Internal device
R, ZR
J
\
U
\G
Zn
Constant
K, H
Others
Bit
Word
Bit
Word
(s1)
(s2)
n
(d)
QnUDE(H)
LCPU
S_SOCRDATA
EN
ENO
d
s1
s2
ST
S_SOCRDATA
(EN, Un, s1, s2, n, d);
ENO:=
Un
n
Structured ladder/FBD
Summary of Contents for MELSEC System Q
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Page 307: ...10 SFC CONTROL INSTRUCTION 10 2 SFC Transition Condition Comment Read 305 10 MEMO ...
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