

[2011-12-12 17:10] ;问题7.9 ;编程,将datasg段中每个单词的前4个字母改为大写字母
;问题7.9
;编程,将datasg段中每个单词的前4个字母改为大写字母
assume cs:codesg,ss:stacksg,ds:datasg
stacksg segment
dw 0,0,0,0,0,0,0,0
stacksg ends
datasg segment
db '1. display '
db '2. brows '
db '3. replace '
db '4. modify '
datasg ends
codesg segment
start: mov ax,stacksg
m...
;编程,将datasg段中每个单词的前4个字母改为大写字母
assume cs:codesg,ss:stacksg,ds:datasg
stacksg segment
dw 0,0,0,0,0,0,0,0
stacksg ends
datasg segment
db '1. display '
db '2. brows '
db '3. replace '
db '4. modify '
datasg ends
codesg segment
start: mov ax,stacksg
m...
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[2011-12-10 10:10] 实验4作业
;;;(1)编程,向内存0:200~0:23F依次传送数据0~63(3FH)
assume cs:code
code segment
start: mov ax,20h
mov ds,ax
mov bx,0
mov cx,40H
s: mov [bx],bx
inc bx
loop s
mov ax,4c00h
int 21h
code ends
end start...
assume cs:code
code segment
start: mov ax,20h
mov ds,ax
mov bx,0
mov cx,40H
s: mov [bx],bx
inc bx
loop s
mov ax,4c00h
int 21h
code ends
end start...
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