实验十，，，码子～。。= =，

三个模块都集合在一个文件里了，，

assume cs:code,ss:stack

data segment
	db 10 dup (0)
data ends

stack segment
	db 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,16
	mov si,0
	call dtoc

	mov dh,8
	mov dl,3
	mov cl,2
	call show_str
	
	mov ax,4c00h
	int 21h
	

dtoc:mov dx,0
	mov bp,sp
	mov cx,0
	push cx
s:mov cx,10
	call divdw
	push cx
	mov cx,dx
	jcxz j1
	jmp short s
j1:mov cx,ax
	jcxz ok
	jmp short s
ok:	pop cx
		jcxz finish
		add cx,30h
		mov [si],cl
		inc si
	  jmp short ok
finish:mov si,0
	ret	 

show_str:	push dx
		push cx
		push si
		
		mov ax,0b800h
		mov es,ax
		mov ax,0a0h
		mul dh
		mov bx,ax
		
		add dl,dl
		mov ax,0
		mov al,dl
		add bx,ax
		mov di,0
		;输出位置 es:[bx+di]
		
		mov dl,cl
		mov cx,0
	s1:	mov ch,0
		mov cl,[si]
		jcxz ok1
		mov ax,[si]
		mov es:[bx+di],ax				
		mov es:[bx+di+1],dl		
		inc si
		add di,2
		jmp short s1

	ok1:	pop si
		pop cx
		pop dx
		ret
		
divdw:mov bx,ax
	mov ax,dx
	mov dx,0
	div cx
	push ax
	mov ax,bx
	div cx
	mov cx,dx
	pop dx
	ret

code ends
end start