assume cs:code
code segment
s:jmp short s0
table dw s1,s2,s3,s4
s0:push bx
cmp ah,3
ja s01
mov bl,ah
mov bh,0
add bx,bx
call word ptr table[bx]
s01:pop bx
iret
s1:push bx
push cx
push es
mov bx,0b800h
...
[2011-01-31 14:38] 实验16
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[2011-01-28 15:54] 检测点16.2作业
mov ax,data
mov es,ax...
mov es,ax...
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[2011-01-28 15:32] 检测点16.1作业
mov ax,a[si]
add word ptr b[0],ax
adc word ptr b[2],0
add si,2...
add word ptr b[0],ax
adc word ptr b[2],0
add si,2...
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[2011-01-28 12:16] 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
push cs
pop ds
mov ax,0
mov es,ax
mov si,offset int9
mov di,204h
mov cx,offset int9end-offset int9
cld
rep...
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 int9
mov di,204h
mov cx,offset int9end-offset int9
cld
rep...
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[2011-01-27 14:19] 检测点15.1作业
1.pushf
call dword ptr ds:[0]
2.cli
mov word ptr es:[9*4],offset int9
mov es:[9*4+2],cs
sti...
call dword ptr ds:[0]
2.cli
mov word ptr es:[9*4],offset int9
mov es:[9*4+2],cs
sti...
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[2011-01-26 12:08] 实验14
assume cs:code
code segment
s1: db 9,8,7,4,2,0
s2: db '/','/',' ',':',':'
start:mov ax,cs
mov ds,ax
mov si,offset s1
mov di,offset s2
mov cx,6
mov bp,0
s:push cx
mov al,[si]
out 70h,al
in al,71h
mov ah,al
mov cl,4...
code segment
s1: db 9,8,7,4,2,0
s2: db '/','/',' ',':',':'
start:mov ax,cs
mov ds,ax
mov si,offset s1
mov di,offset s2
mov cx,6
mov bp,0
s:push cx
mov al,[si]
out 70h,al
in al,71h
mov ah,al
mov cl,4...
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[2011-01-26 10:21] 检测点14.2作业
assume cs:code
code segment
mov ax,任意数
shl ax,1
mov bx,ax
mov cl,2
shl ax,cl
add ax,bx
mov ax,4c00h
int 21h
code ends
end...
code segment
mov ax,任意数
shl ax,1
mov bx,ax
mov cl,2
shl ax,cl
add ax,bx
mov ax,4c00h
int 21h
code ends
end...
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[2011-01-26 10:09] 检测点14.1作业
1.
assume cs:code
code segment
mov al,2
out 70h,al
in al,71h
mov ax,4c00h
int 21
code ends
end
2.
assume cs:code
code segment
mov al,2
out 70h,al
mov al,0
out 71h,al
mov ax,4c00h
int 21h
code ends
end...
assume cs:code
code segment
mov al,2
out 70h,al
in al,71h
mov ax,4c00h
int 21
code ends
end
2.
assume cs:code
code segment
mov al,2
out 70h,al
mov al,0
out 71h,al
mov ax,4c00h
int 21h
code ends
end...
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[2011-01-26 09:50] 实验13
1.
assume cs:code
data segment
db "welcome to masm!",0
data ends
code segment
start:mov ax,cs
mov ds,ax
mov si,offset s
mov ax,0
mov es,ax
mov di,200h
mov cx,offset send-offset s
cld
rep movsb
mov ax,0
mov es,ax
mo...
assume cs:code
data segment
db "welcome to masm!",0
data ends
code segment
start:mov ax,cs
mov ds,ax
mov si,offset s
mov ax,0
mov es,ax
mov di,200h
mov cx,offset send-offset s
cld
rep movsb
mov ax,0
mov es,ax
mo...
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[2011-01-26 08:20] 检测点13.2作业
1.错
2.错...
2.错...
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