单项选择题
下列哪条x86指令实现了把寄存器AL的内容写入端口70H?()
A.IN AL,70H
B.OUT AL,70H
C.IN 70H,AL
D.OUT 70H,AL
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单项选择题
A.IN AL,70H
B.OUT AL,70H
C.IN 70H,AL
D.OUT 70H,AL
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