问题描述:
假设片内RAM(20H)=5EH,执行下列指令后,A=?、片内RAM(20H)=?、CY=?
MOV A,20H
MOV C,04H
MOV Acc.0 ,C
MOV C,20H.3
CPL C
A=5FH
RAM(20H)=5FH
CY=0?
MOV A,20H
MOV C,04H
MOV Acc.0 ,C
MOV C,20H.3
CPL C
A=5FH
RAM(20H)=5FH
CY=0?
问题解答:
我来补答展开全文阅读