Reading Socket Communications Receive Data - Mitsubishi Electric MELSEC iQ-F FX5 Programming Manual

Reading socket communications receive data

S(P).SOCRDATA
This instruction reads the data in the socket communication receive data area.
Ladder diagram
(U) (s1) (s2)
FBD/LD
EN ENO
U0 d
s1
s2
n
("S_SOCRDATA", "SP_SOCRDATA" enters .)
Setting data
■Descriptions, ranges, and data types
Operand Description
*1
(U) Dummy (Input the character string ['U0'].)
(s1) Connection number
(s2) Head device number for storing the control data
(d) Head device number for storing the read data
(n) Number of the read data (1 to 1024 words)
EN Execution condition
ENO Execution result
*1 In the case of the ST language and the FBD/LD language, U displays as U0.
■Applicable devices
Operand Bit
X, Y, M, L, SM,
F, B, SB, S
(U) 

(s1)
(s2) 

(d)
(n) 
■Control data
Device Item
(s2)+0 System area
(s2)+1 Completion status
*1 System: The CPU module stores the execution result of the instruction.
(d) (n)
Word
T, ST, C, D, W, U\G
SD, SW, R
 
 
 
 
 
Description

The status at the completion of the instruction is stored.
0000H: Completed successfully
Other than 0000H: Completed with an error (error code)
For error codes, refer to MELSEC iQ-F FX5 User's Manual
(Ethernet Communication).
Structured text
ENO:=S_SOCRDATA(EN,U0,s1,s2,n,d);
ENO:=SP_SOCRDATA(EN,U0,s1,s2,n,d);
Range Data type

Character string
1 to 8 16-bit unsigned binary
Refer to Control data Word
(Page 751)

Word
1 to 1024 16-bit signed binary

Bit
 Bit
Double word Indirect
specification
Z LC LZ
   
   
   
   
   
10 BUILT-IN ETHERNET FUNCTION INSTRUCTIONS
10.2 Socket Communications Function Instructions
Data type (label)
ANYSTRING_SINGLE
ANY16
ANY16_ARRAY
(Number of elements: 2)
ANY16
ANY16
BOOL
BOOL
Constant Others
K, H E $
   
   
   
   
   
*1
Setting range Set by
 
 System
10
751