zad 5.0

CSEG AT 0
AJMP reset
CSEG AT 0Bh
AJMP interrupt
CSEG AT 30h

	reset:
	;jedna sek to ok. 14 cykli
	SETB ET0
	SETB EA
	MOV TMOD, #1 ;TIMER 16-BITOWY
	MOV TH0, #0
	MOV TL0, #1
	MOV R0, #0
	MOV R2, #0
	SETB TR0

	loop:
	CJNE R0, #14, $
	INC R2
	MOV A, #0FFh
	MOV P2,A
	MOV R0,#0
	SJMP loop

	interrupt:
	MOV R1, A
	MOV A, R0
	INC A
	MOV R0, A
	MOV A, R1
	RETI
	END