单项选择题
指令MOVX@DPTR,A执行前()=03H,(DPTR)=0101H,(0101H)=35H,执行后()
A.(A)=35H
B.(DPTR)=35H
C.(0101H)=03H
D.(A)=05H
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相关考题
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单项选择题
指令MOVX A,@DPTR执行前()=30H,(DPTR)=0100H,(0100H)=35H,执行后()
A.(A)=30H
B.(DPTR)=35H
C.(0100H)=30H
D.(A)=35H -
单项选择题
指令MOV A,@R0执行前()=86H,(R)=20H,(20H)=18H,执行后()
A.(A)=86H
B.(A)=20H
C.(A)=18H
D.(A)=00H -
单项选择题
指令MOV R0,20H执行前(R)=30H,(20H)=38H,执行后()
A.(R0)=20H
B.(R0)=30H
C.(R0)=50H
D.(R0)=38H
