ORG 0000H
	LJMP MAIN
ORG 000BH	;INTERRUPT ROUTINE FOR TIMER0
	CALL TOV
ORG 0030H
	MAIN:
		
	MOV R0,#00h      
	MOV R1,#00h    
	
        MOV IE,#10000010B ;ENABLE TIMER 0 INTERRUPT
	MOV IP,#00000010B ;TIMER 0 HIGEST PRIORITY
	MOV TMOD,#01H	  ;TIMER 0 IN MODE 1 16-BIT TIMER
	MOV TL0,#R0     
	MOV TH0,#R1		
Update: 
        ;routine to change the value of r0 and r1
	ajmp update
	
		        	
	TOV:
	 CLR TRO          ;????????
	 MOV TL0,R0
	 MOV TH0,R1
	 SETB TR0         ;????????
	RETI
	
	END