.include "m328Pdef.inc"

.def temp=r16

.org 0x0000
         rjmp main            ; Reset Handler

.org 0x001C
         rjmp Timer0_handler    ; Timer0 Handler

main:
		ldi temp, 0xFF
		out DDRB, temp

		ldi temp, 0x00
		out PORTB, temp

		ldi temp, 0b00000101
		out TCCR0B, temp ;Prescaler auf 1024

		ldi temp, 0x01
		sts TIMSK0, temp	;Interrupt aktivieren
		sei
		
		ldi r17, 0x00
		ldi temp, 0x00
		

Schleife:
	jmp Schleife


Timer0_handler :
			inc r17
			cpi r17, 0x3D			;Zählen bis 61
			brne ende
			ldi r17, 0x00
			out PORTB, temp
			com temp
ende:
			reti