匯編小程序(可供預(yù)覽)-資料下載頁(yè)
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【正文】 db 39。the array is:$39。m2 db 39。the max value is:$39。m3 db 39。the min value is:$39。 DATAS ENDSSTACKS SEGMENT 。此處輸入堆棧段代碼 dw 128 dup(0)STACKS ENDSCODES SEGMENT ASSUME CS:CODES,DS:DATAS,SS:STACKSSTART: MOV AX,DATAS MOV DS,AX 。此處輸入代碼段代碼 mov bx,offset a 。p=a mov cx,9 mov ax,[bx] 。ax=*p。 mov max,ax mov min,ax add bx,2 。p++again: mov ax,[bx] cmp ax,max jng lp1 mov max,axlp1: cmp ax,min jnl lp2 mov min,axlp2:add bx,2 loop again lea dx,m1 call dispstr lea bx,a mov cx,10ag2:mov ax,[bx] call disp add bx,2 loop ag2 call crlf lea dx,m2 call dispstr mov ax,max call disp call crlf lea dx,m3 call dispstr mov ax,min call disp call crlf MOV AH,4CH INT 21Hdisp proc push bx push cx mov cx,0 mov bx,2 mov dx,0lp3: cmp ax,0 jz lp4 div bx push dx mov dx,0 inc cx jmp lp3lp4: cmp cx,0 jz exit pop dx add dl,30h mov ah,2 int 21h loop lp4 mov dl,39。,39。 mov ah,2 int 21h pop cx pop bxexit: ret disp endp crlf proc mov dl,0dh mov ah,2 int 21h mov dl,0ah mov ah,2 int 21h ret crlf endp dispstr proc mov ah,9 int 21h retdispstr endp29. 21H中斷02號(hào)功能：編寫(xiě)一個(gè)程序，要求運(yùn)行時(shí)屏幕顯示‘BELL’，同時(shí)響鈴一次(響鈴的ASCII碼為07)。 Code SEGMENT ASSUME CS:code Start: MOV DL, 42HMOVAH,2INT21H MOVDL,45HMOVAH,2INT21HMOVDL,4CHMOVAH,2INT21HMOVDL,4CHMOVAH,2INT21HMOVDL,7MOVAH,2INT21HMOVAH,4CHINT21HCodeENDSENDStart30. 時(shí)鐘中斷：重復(fù)輸出hello到屏幕顯示stack segment stack 39。stack39。 dw 100 dup(?)stack endsdata segment str db 39。hello39。,0ah,0dh,39。$39。data endscode segment assume ss:stack,cs:code,ds:datastart: mov ax,0 mov es,ax mov ax,seg ir mov es:0072h,ax mov ax,offset ir mov es:0070h,ax jmp $ mov ah,4ch int 21hir proc near mov ax,seg str mov ds,ax mov dx,offset str mov ah,9 int 21h iretir endpcode ends end start
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鄂ICP備17016276號(hào)-1