Table of Contents Previous topic Next topic
MICROPROCESSOR INSTRUCTION REFERENCE->ROR
Rotate memory right
Compatibility: 6800, 6802, 6803, 6303R, 6303X, 6303Y
C -> bit7 ->....-> bit0 -> C
Condition Code Register
C Set to bit 0 of operand
V Set if N 'eor' C = 1 after execution, else cleared
Z Set if result zero, else cleared
N Set if result negative, else cleared
I Not affected
H Not affected
Addressing mode | op | cyc | bytes | Assembler syntax |
Index : | 66 | 6 | 2 | ROR <exprn.>,X |
Extend: | 76 | 6 | 3 | ROR <exprn.> |