学步园

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

data segment
	f1 db 'Hello World... $'
	
data ends 

stack segment 
	db 200 dup (0)

stack ends

code segment

start:	
		mov ax, data
		mov ds, ax			; setting the dx register		

		lea dx, f1
		mov ah, 09H			; set ah to 09H
		int 21H				; trigger the the 21th interrupt
	
		mov ax, 4c00H
		int 21H

code ends

end start