Shifting N-Bit Data To The Right By One Bit - Mitsubishi Electric MELSEC iQ-R Series Programming Manual

Shifting n-bit data to the right by one bit

BSFR(P)
RnPCPU
RnCPU RnENCPU
(Process)
These instructions shift the n points of data starting from the specified device to the right by one bit.
Ladder
(d)
FBD/LD
EN ENO
n d
■Execution condition
Instruction
BSFR
BSFRP
Setting data
■Description, range, data type
Operand Description
(d) Shift target device
(n) Number of bits to be shifted
EN Execution condition
ENO Execution result
■Applicable devices
Operand Bit
X, Y, M, L,
SM, F, B, SB,
FX, FY
*1

(d)

(n)
*1 T, C, and ST cannot be used.
6 BASIC INSTRUCTIONS
354
6.5 Shift Instructions
RnPCPU RnSFCPU RnSFCPU
(Redundant) (Standard) (Safety)
(n)
Execution condition
Word
J\ T, ST, C, D, W,
SD, SW, FD, R,
ZR, RD
 
 
ST
ENO:=BSFR(EN,n,d);
ENO:=BSFRP(EN,n,d);
Range

0 to 65535


Double word Indirect
U\G, J\, Z LT, LST,
U3E\(H)G LC
  
  
Data type Data type (label)
Bit ANY_BOOL
16-bit unsigned binary ANY16
Bit BOOL
Bit BOOL
Constant
specification
LZ K, H E
   
   
Others
$
 
 