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  • 汇编实现屏保功能

    data segment
    x dw 0
    y dw 0
    x1 dw 0
    y1 dw 0
    col dw 0
    row dw 1
    ser dw 1
    data ends
    stack segment
    db 20 dup (?)
    stack ends
    code segment
    assume cs:code,ds:data,ss:stack
    start:mov ax,data
    mov ds,ax
    mov ah,1
    int 21h
    and ax,0fh
    mov x,ax

    mov ah,1
    int 21h
    and ax,0fh
    mov y,ax

    mov cx,y
    mov ax,640
    mov dx,0
    div x
    mov x1,ax
    mov dx,0
    mov ax,480
    div y
    mov y1,ax
    mov ax,012h
    int 10h
    mov cx,y
    l3:push cx
    mov cx,y1
    l2:push cx
    mov cx,x
    mov di,ser
    l1:push cx
    mov cx,x1
    mov si,di
    mov dx,row
    l0:push cx
    mov ax,si
    mov ah,0ch
    mov bh,0
    mov cx,col
    mov bl,1
    add col,bx
    int 10h
    pop cx
    loop l0

    inc di
    pop cx
    loop l1

    pop cx
    mov bx,1
    add row,bx
    mov ax,0
    mov col,ax
    loop l2

    pop cx
    mov bx,1
    add ser,bx
    loop l3

    mov ah,1
    int 21h
    mov ax,03
    int 10h
    mov ah,4ch
    int 21h
    code ends
    end start

        MOV AH,4CH
        INT 21H
    CODES ENDS
        END START

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  • 原文地址:https://www.cnblogs.com/java20130723/p/3211496.html
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