实验四
实验结论:
1、
一
如下
assume cs:code
code segment
mov ax,0b800h
mov ds,ax
mov cx,16
mov bx,07b8h
mov ax,0403h
s: mov [bx],ax
add bx,2
loop s
mov ax,4c00h
int 21h
code ends
end
(2)

2、
(1)如下
assume cs:code
code segment
mov ax,0
mov ds,ax
mov bx,0200h
mov cx,64
mov dl,0
s: mov [bx],dl
inc bx
inc dl
loop s
mov ax,4c00h
int 21h
code ends
end
(2)按步骤操作如下




3、
(1)
assume cs:code
code segment
mov ax,cs
mov ds,ax
mov ax,0200h
mov es,ax
mov bx,0
mov cx,0
mov cx,1ch
s: mov al,[bx]
mov es:[bx],al
inc bx
loop s
mov ax,4c00h
int 21h
code ends
end
(2)




总结与体会:对汇编的操作指令有了更深的理解

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