Rotation Instructions - Mitsubishi MELSEC Q Series Programming Manual

2.5.2

Rotation instructions

Category
ROR
RORP
Right
rotation
RCR
RCRP
ROL
ROLP
Left
rotation
RCL
RCLP
DROR
DRORP
Right
rotation
DRCR
DRCRP
DROL
DROLP
Left
rotation
DRCL
DRCLP
2-32
Table 2.19 Rotation Instructions
Symbol
b15
ROR D n
RORP D n
Right rotation by n bits Carry flag
b15
RCR D n
RCRP D n
Right rotation by n bits
ROL D n
ROLP D n
Carry flag
RCL D n
RCLP D n
Carry flag
DROR D n
DRORP D n
DRCR D n
DRCRP D n
DROL D n
DROLP D n
Carry flag
DRCL D n
DRCLP D n
Carry flag
Processing Details
(D) b0 SM700
(D) b0 SM700
Carry flag
SM700 b15 (D)
Left rotation by n bits
SM700 b15 (D)
Left rotation by n bits
(D+1) (D)
b31 to b16 b15 to b0 SM700
Right rotation by n bits Carry flag
(D+1) (D)
b31 to b16 b15 to b0 SM700
Right rotation by n bits Carry flag
(D+1) (D)
SM700 b31 b16 b15 to
to
Left rotation by n bits
(D+1)
SM700 b31 to b16 b15 to
Left rotation by n bits
Execution
Condition
b0
b0
b0
(D)
b0
3
7-35
3
3
7-38
3
3
7-41
3
3
7-44
3