;===================; INCLUDES
.nolist
.include "m128adef.inc"
.list
.listmac

;===================; DATA segment
.dseg


;===================; CODE segment
.cseg

		.org 0x00
		 jmp START

		.org 0x20
		 jmp OVFL

		.org 0x40



START:
		 ldi r16,   0x00
		 out TCNT0, r16		   ; Empty timer register

		 ldi r16,   0b00000001 ; Prescaler = 0 -> about 256 uS to overflow and interrupt
		 out TCCR0, r16

		 ldi r16,   0x01
		 out TIMSK, r16		   ; Enable OVERFLOW interrupt from TCNT0 (8bit register, 256 max)

		 sei
		 rjmp END

OVFL:	 ldi r16, 0xFF;===================; End of code



;===================; End of code, infinite loop
END:	 rjmp END
.exit