• 2022-05-29 问题

    已知(DS)=2000H,有关的内存单元值为:(21000H)=00H,(21001H)=12H,(21200H)=00H,(21201H)=10H,(23200H)=20H,(23201H)=30H,(23400H)=40H,(23401H)=30H,(23600H)=60H,(23601H)=30H,符号COUNT的偏移地址为1200H。执行下列指令后,寄存器AX、BX、SI的值分别是多少?(1)(AX)=;(2)(BX)=;(3)(SI)=。MOV BX,OFFSET COUNTMOV SI,[BX]MOV AX,COUNT[SI][BX]

    已知(DS)=2000H,有关的内存单元值为:(21000H)=00H,(21001H)=12H,(21200H)=00H,(21201H)=10H,(23200H)=20H,(23201H)=30H,(23400H)=40H,(23401H)=30H,(23600H)=60H,(23601H)=30H,符号COUNT的偏移地址为1200H。执行下列指令后,寄存器AX、BX、SI的值分别是多少?(1)(AX)=;(2)(BX)=;(3)(SI)=。MOV BX,OFFSET COUNTMOV SI,[BX]MOV AX,COUNT[SI][BX]

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