assume cs:code
stack segment
db 128 dup (0)
stack ends
code segment
start: mov ax,stack
mov ss,ax
mov sp ,128
push cs
pop ds
mov ax,0
mov es,ax
mov si,offset int7ch
...
[2013-03-24 12:27] 实验17
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[2013-03-17 14:02] 实验16
assume cs:code,ss:stack
stack segment
db 128 dup (0)
stack ends
code segment
int7c: jmp short set
table dw sub1,sub2,sub3,sub4 ;入口地址直接定址表
set: push bx
cmp ah,3
ja sret ...
stack segment
db 128 dup (0)
stack ends
code segment
int7c: jmp short set
table dw sub1,sub2,sub3,sub4 ;入口地址直接定址表
set: push bx
cmp ah,3
ja sret ...
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[2013-03-17 14:00] 实验15
assume cs:code
stack segment
db 128 dup (0)
stack ends
code segment
start: mov ax,stack
mov ss,ax
mov sp,128 ;设置栈段
push cs
pop ds ;新中断例程的源地址的段地址
mov ax,0
mov es,ax ...
stack segment
db 128 dup (0)
stack ends
code segment
start: mov ax,stack
mov ss,ax
mov sp,128 ;设置栈段
push cs
pop ds ;新中断例程的源地址的段地址
mov ax,0
mov es,ax ...
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[2013-03-06 19:52] 实验14(动态显示)
assume cs:code
data segment
db 9,8,7,4,2,0 ;将年、月、日、时、分、秒在COMS RAM内的存放单元地址号依次放入数据段
db 32 dup (0) ;开辟数据段,用于存放从COMS RAM内读出的时间信息
data ends
stack segment
dw 8 dup (0)
stack ends
code segment
start: mov ax,data
mov ds,ax
mov si,0 ...
data segment
db 9,8,7,4,2,0 ;将年、月、日、时、分、秒在COMS RAM内的存放单元地址号依次放入数据段
db 32 dup (0) ;开辟数据段,用于存放从COMS RAM内读出的时间信息
data ends
stack segment
dw 8 dup (0)
stack ends
code segment
start: mov ax,data
mov ds,ax
mov si,0 ...
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[2013-02-28 23:28] 实验13第3题
assume cs:code
code segment
s1: db 'Good,btter,best,','$'
s2: db 'Never let it rest,','$'
s3: db 'Till good is better,','$'
s4: db 'And better,best.','$'
s : dw offset s1,offset s2,offset s3,offset s4
row:db 2,4,6,8
start:mov ax,cs
mov ds,ax
mov bx,offset ...
code segment
s1: db 'Good,btter,best,','$'
s2: db 'Never let it rest,','$'
s3: db 'Till good is better,','$'
s4: db 'And better,best.','$'
s : dw offset s1,offset s2,offset s3,offset s4
row:db 2,4,6,8
start:mov ax,cs
mov ds,ax
mov bx,offset ...
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[2013-02-28 22:04] 实验13第2题
assume cs:code
code segment
start: mov ax,cs
mov ds,ax
mov si,offset s0 ;设置ds:si指向源地址
mov ax,0
mov es,ax
mov di,200h ;设置es:di指向目的地址
mov cx,offset s0end-offset s0 ;设置cx为传输长度
...
code segment
start: mov ax,cs
mov ds,ax
mov si,offset s0 ;设置ds:si指向源地址
mov ax,0
mov es,ax
mov di,200h ;设置es:di指向目的地址
mov cx,offset s0end-offset s0 ;设置cx为传输长度
...
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[2013-02-28 22:02] 实验13第1题
assume cs:code
code segment
start: mov ax,cs
mov ds,ax
mov si,offset capital ;设置ds:si指向源地址
mov ax,0
mov es,ax
mov di,200h ;设置es:di指向目标地址
mov cx,offset capitalend-offset capital ...
code segment
start: mov ax,cs
mov ds,ax
mov si,offset capital ;设置ds:si指向源地址
mov ax,0
mov es,ax
mov di,200h ;设置es:di指向目标地址
mov cx,offset capitalend-offset capital ...
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[2013-02-28 21:59] 实验12
assume cs:codesg
codesg segment
begin: mov ax,cs
mov ds,ax
mov si,offset do0
mov ax,0
mov es,ax
mov di,200h
mov cx,offset do0end-offset do0
cld
rep movsb
mov ax,0
mov es,a...
codesg segment
begin: mov ax,cs
mov ds,ax
mov si,offset do0
mov ax,0
mov es,ax
mov di,200h
mov cx,offset do0end-offset do0
cld
rep movsb
mov ax,0
mov es,a...
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[2013-02-24 23:24] 实验11
assume cs:codesg
datasg segment
db "Beginner's All-purpose Symbolic Instruction Code.",0
datasg ends
stack segment
dw 16 dup (0)
stack ends
codesg segment
begin:mov ax,datasg
mov ds,ax
mov si,0 ;ds:si指向字符串首地址
call letterc ;调用小写字母变大写字母子程序
...
datasg segment
db "Beginner's All-purpose Symbolic Instruction Code.",0
datasg ends
stack segment
dw 16 dup (0)
stack ends
codesg segment
begin:mov ax,datasg
mov ds,ax
mov si,0 ;ds:si指向字符串首地址
call letterc ;调用小写字母变大写字母子程序
...
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[2013-02-24 15:30] 课程设计一
assume cs:code
data segment
db '1975','1976','1977','1978','1979','1980','1981','1982','1983'
db '1984','1985','1986','1987','1988','1989','1990','1991','1992'
db '1993','1994','1995' ;年份
dd 16,22,382,1356,2390,8000,16000,24486,50065,...
data segment
db '1975','1976','1977','1978','1979','1980','1981','1982','1983'
db '1984','1985','1986','1987','1988','1989','1990','1991','1992'
db '1993','1994','1995' ;年份
dd 16,22,382,1356,2390,8000,16000,24486,50065,...
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