假定(A)=0FFH,(R3)=0FH,(30H)=0F0H,(R0)=40H,(40H)=00H。执行指令INC AINC R3INC 30HINC@R0后,累加器A的内容为(),R3的内容为(),30H的内容为(),40H的内容为()。
A campus emergency ______ occur at any time of the day or night, weekend, or holiday, with little or no warning.
执行以下指令后:
MOV AL,2BH
OR AL,0FH
AL的内容为:()
执行以下指令后:
MOV AL,56H
OR AL,0FH
AL的内容为:()
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