汇编程序8：问题5.1 

 1 问题5.1
 2 解答如下：
 3   指令        　 ax          bx        　ds         21000H  21001H  21002H  21003H  21004H  21005H  21006H 
 4   mov ax,2000H  2000H       ?           ?          BE      00
 5   mov ds,ax     2000H       ?           2000H      BE      00
 6   mov bx,1000H  2000H       1000H       2000H      BE      00
 7   mov ax,[bx]   00BEH       1000H       2000H      BE      00
 8   inc bx        00BEH       1001H       2000H      BE      00
 9   inc bx        00BEH       1002H       2000H      BE      00
10   mov [bx],ax   00BEH       1002H       2000H      BE      00      BE      00
11   inc bx        00BEH       1003H       2000H      BE      00      BE      00
12   inc bx        00BEH       1004H       2000H      BE      00      BE      00
13   mov [bx],ax   00BEH       1004H       2000H      BE      00      BE      00      BE      00
14   inc bx        00BEH       1005H       2000H      BE      00      BE      00      BE      00
15   mov [bx],al   00BEH       1005H       2000H      BE      00      BE      00      BE      BE
16   inc bx        00BEH       1006H       2000H      BE      00      BE      00      BE      BE
17   mov [bx],al   00BEH       1006H       2000H      BE      00      BE      00      BE      BE      BE

 

posted on 2018-01-26 19:49  叶倾仙  阅读(133)  评论(0)  编辑  收藏  举报

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