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ROR
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{ ROR ... Right rotation of 16-bit data
Usable device
Bit device Word device
Con-
stant
Pointer Level
X Y M L SM F T C D R Z K H P N
Digit
desig-
nation
No. of
steps
Index
D
n
3
ROR
Right rotation command
n
D
Setting data
n
No. of device where right
ratation data is stored.
D
Times (0 to 15)
ROR
Function
The 16-bit data designated with D is rotated n bits to the right excluding the carry flag.
Carry flag
(SM12)
B15B14B13B12B11 B10B9 B8 B7 B6 B5 B4 B3 B2 B1 B0
D (16 bits)
n-bit rotation
Execution conditions
The execution conditions for the ROR command are as shown below.
Right rotation command OFF
ROR
ON
Executed per scan
Executed per scan