RAR Rotate Accumulator Right Through Carry Instruction
This instruction rotates the contents of the accumulator towards right by one bit. The D7 bit moves to D6 position D6 bit moves to D5 position and so on. Finally D0 bit moves to the carry flag position in flag register and carry but is copied to D7 position the instruction format is
Flag : Only CY flag is modified according to D0 bit of the accumulator.