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[xiaojian2010] wa kaka 12/15 13:37

[2010-12-10 20:23] 实验16（附测试程序）

assume cs:code
stack segment
db 128  dup (0)
stack ends
code segment
start:mov ax,stack
      mov ss,ax
      mov sp,128

      mov ax,cs
      mov ds,ax
      mov si,offset setscreen
      mov ax,0
      mov es,ax
      mov di,200h
      mov cx,offset int7chend-offset setscreen
   ...

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[2010-12-08 23:29] 实验15

;功能：按住A,放开时屏幕布满A
assume cs:code
stack segment
db 128 dup(0)
stack ends
code segment
start:mov ax,stack
      mov ss,ax
      mov sp,128

      mov ax,cs
      mov ds,ax
      mov si,offset int9
      mov ax,0
      mov es,ax
      mov di,204h
      mov cx,offset int9end-offset int9
...

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[2010-12-08 15:19] 实验14 输出类型年/月/日/时/分/秒/

assume cs:code
code segment
s:db 9,8,7,4,2,0
start:mov ax,cs
      mov ds,ax
      mov si,offset s   ;依次取数据
      mov di,0
      mov cx,6
  s0: push cx          ;保存cx
      mov al,[si]
      out 70h,al
      in al,71h

      mov ah,al
      mov cl,4
      shr ah,cl
      and al,000...

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[2010-12-07 12:33] 实验13.3

code segment
        s1: db 'Good, better,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:
         ...

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[2010-12-07 11:59] 实验13.2

assume cs:code

code segment
start: mov ax,cs
       mov ds,ax
       mov si,offset s0
       mov ax,0
       mov es,ax
       mov di,200h

       mov cx,offset s0end-offset s0
       cld
       rep movsb
       mov word ptr es:[7ch*4],200h
       mov word ptr es:[7ch*4+2],0
  ...

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[2010-12-07 11:22] 实验13.1

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[2010-12-07 10:06] 实验12

assume cs:code

code segment
start: 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 word ptr es:[0*4],200h
       mov word ptr es:[0*4+2],0
   ...

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[2010-12-02 15:58] 实验11

assume cs:codesg
datasg segment
        db "Beginner's All-purpose Symbolic Instruction Code.", 0
datasg ends

codesg segment
start: mov ax, datasg
       mov ds, ax
       mov si, 0
       call letterc
       mov ax, 4c00H
       int 21H

letterc:push cx
        push si
  ...

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[2010-12-02 15:55] 实验10.3

assume cs:code,ds:data,ss:stack

data segment
db 10 dup(0)
data ends

stack segment
dw 16 dup (0)
stack ends

code segment
start:mov ax,12666
       mov bx,data
       mov ds,bx
       mov bx,stack
       mov ss,bx
       mov sp,32
       mov si,0
       mov di,0
      call d...

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[2010-12-02 15:54] 实验10.2

assume cs:code ,ss:stack

stack segment
        dw 8 dup(0)
stack ends

code segment
start:  mov ax,stack
        mov ss,ax
        mov sp,16
        mov ax,4240h ;被除数为000f4240H
        mov dx,0fh
        mov cx,0ah ;除数为0aH
        call divdw ;int(H/N)

        ...

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