ORG	0h

START:
	MOV	P0, #255
LOOP:
	CALL	DELAY
	DEC	P0
	SJMP	LOOP
	

DELAY:
	MOV	R1, #100
DELAY1:
	MOV	R2, #100
DELAY2:
	DJNZ	R2, DELAY2
	DJNZ	R1, DELAY1

	RET

END