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MICROPROCESSOR INSTRUCTION REFERENCE->ORAB
Inclusive OR Accumulator B with Memory
Compatibility: 6800, 6802, 6803, 6303R, 6303X, 6303Y
B 'or' M -> B
Condition Code Register
C Not affected
V Reset Always
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 |
Immed.: | CA | 2 | 2 | ORAB #<exprn.> |
Direct: | DA | 3 | 2 | ORAB <exprn.> |
Index : | EA | 4 | 2 | ORAB <exprn.>,X |
Extend: | FA | 4 | 3 | ORAB <exprn.> |