微機原理課程設計---電壓報警器-其他專業(yè)-文庫吧資料
2025-01-27 11:30本頁面
【正文】 v bl,0dfh call martix mov bh,c6 mov bl,00h call martix mov bh,c7 mov bl,00h call martix mov bh,c8 mov bl,00h 10 call martix 。convert mov ah,0 mov bx,5000d mul bx mov bx,255d div bx mov bx,ax mov ax,5000d sub ax,bx jmp bin2dec con: cmp buff[0],3 jb ledshow 。startc startc: mov ax,data mov ds,ax mov al,00h mov dx,adc1 out dx,al nop in al,dx not al 。 .code setup_int macro int_irq,int_cs,int_ip push di push ds mov di,0 mov ds,di mov di,(int_irq)*4 mov word ptr ds:[di],int_ip mov word ptr ds:[di+2],int_cs pop ds pop di endm setup_ints macro int_irq,int_cs,int_ip setup_int int_irq,int_cs,int_ip setup_int (int_irq+1),int_cs,int_ip setup_int (int_irq+2),int_cs,int_ip setup_int (int_irq+3),int_cs,int_ip setup_int (int_irq+4),int_cs,int_ip setup_int (int_irq+5),int_cs,int_ip setup_int (int_irq+6),int_cs,int_ip setup_int (int_irq+7),int_cs,int_ip endm intxx proc far push ax cmp buff[0],3 7 mov al,errstat inc al cmp al,8 jb pass2 mov al,0 pass2: mov byte ptr errstat,al jb pass pass: pop ax iret intxx endp .startup cli setup_ints 00h,seg intxx,offset intxx setup_ints 08h,seg intxx,offset intxx setup_ints 10h,seg intxx,offset intxx setup_ints 18h,seg intxx,offset in
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