Mitsubishi Electric MELSEC iQ-R Series, Programming Manual

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24 C INTELLIGENT FUNCTION MODULE INSTRUCTIONS
24.1 User Function Execution Instruction
■
Applicable devices
*1 Index modification is not available.
*2 FX and FY cannot be used.
*3 FD cannot be used.
*4 T, ST, C, and FD cannot be used.
■
Control data
■
Request data
■ Response data
Operand Bit Word Double word Indirect
specification
Constant Others
(U)
X, Y, M, L,
SM, F, B, SB,
FX, FY J  \  T, ST, C, D, W,
SD, SW, FD, R,
ZR, RD U  \G  , J  \  ,
U3E  \(H)G 
Z LT, LST,
LC LZ K, H E $
(U)
*1
           
(s1)
  
*3
        
(s2)   
*3
        
(d1)   
*3
        
(d2)

*2
 
*4
        
Operand: (s1)
Device Item Description Setting range Set by
+0 Allowable amount of
response data Sets the allowable number of words of response data that can be stored in (d1). 1 to 8192 User
+1 Completion status The completion status is stored upon completion of the instruction.
• 0: Completed successfully
• Other than 0: Completed with an error (error code)

System
Operand: (s2)
Device Item Description Setting range Set by
+0 Request data length Specify the request data length. (Number of words) 1 to 8192 User
+1 to +  Request data Specify the request data.

User
Operand: (d1)
Device Item Description Setting range Set by
+0 Response data length Response data length is stored. (Number of words) 0 to 8192 System
+1 to +  Response data Response data is stored.  System