In a message dated 9/11/99 1:29:23 AM Eastern Daylight Time, ironman_294@hotmail.com writes: > oh and could you tell me what rra is/does? >From Asm Studio 86: RRA Instruction Rotate Right Accumulator Rotates the accumulator (register A) one bit to the right through the carry flag. The value of the carry flag is moved to bit 7 and the value of bit 0 is moved to the carry flag.