Mitsubishi Electric MELSEC iQ-R Series, Programming Manual

Page: 1041 / 2110

7 APPLICATION INSTRUCTIONS
7.27 Module Access Instructions
1039
7
7.27
Module Access Instructions
Performing I/O refresh
RFS(P)
These instructions refresh the n points of data from the specified device, and import external inputs or outputs data to the
output module.
■ Execution condition
Setting data
■
Descriptions, ranges, and data types
*1 Only labels assigned to devices (X, Y) can be used.
■ Applicable devices
*1 Only X and Y can be used.
Ladder ST
ENO:=RFS(EN,s,n);
ENO:=RFSP(EN,s,n);
FBD/LD
Instruction Execution condition
RFS
RFSP
Operand Description Range Data type Data type (label)
(s) Start device to be refreshed  Bit ANY_BOOL
*1
(n) Number of refreshed points 1 to 4096 16-bit unsigned binary ANY16
EN Execution condition

Bit BOOL
ENO Execution result

Bit BOOL
Operand Bit Word Double word Indirect
specification
Constant Others
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 $
(s)

*1
          
(n)
           
RnCPU RnENCPU
RnSFCPU RnSFCPU RnPCPU RnPCPU
(Standard) (Safety) (Redundant) (Process)
(s) (n)
EN ENO
s
n