A.數(shù)據(jù)通道寬 B.使用硬件的成本高 C.傳送速度快 D.適用于遠(yuǎn)距離傳送
A.0~65535 B.0~65536 C.1~65535 D.1~65536
A.MOV AL,00H B.AND AL,00H C.XOR AL,AL D.SUB AL,AL