每)天半紫大学 IIANJIN POLYTECHNIC UNIVERSITY BX EAE [BPI S门8位或16位 D MOV AX,08H[SI MOV AX, ISI+08H] 若(DS)=3000H,(S)=2000MH,(32008H)=1234H, 指令执行后AX=? 物理地址=3000H×16+2000H+08H=32008H AX=1234H 信息与通信工程学院MOV AX,08H[SI] MOV AX,[SI+08H] 若(DS)=3000H,(SI)=2000H,(32008H)=1234H, 指令执行后AX=? EA= [BX] [BP] [SI] [DI] +8位或16位 物理地址=3000H×16+2000H+08H=32008H AX=1234H