• 2021-04-14
    【程序题】设在 31H单元存有#23H,执行下面程序: MOV A, 31H ANL A, #0FH MOV 41H, A MOV A, 31H ANL A, #0F0H SWAP A MOV 42H, A 则 (41H)= _______, (42H)= _______