#define ENABLE_BIT_DEFINITIONS
#include "iom16.h"
#include "Intrinsics.h"

char i = 0;
char k = 0;

#pragma vector=INT0_vect
__interrupt void INT_0(void)

{
if (i==0)
{TCCR0 &= ~((1<<CS01)|(1<<CS02)|(1<<CS00)); i=1;}
else
{TCCR0 |= (0<<CS01)|(1<<CS02)|(1<<CS00); i=0;}


}
#pragma vector=TIMER0_OVF_vect
__interrupt void T0OVF(void)
{
if (k==0){PORTB=0x01;k=1;}
else {PORTB=0x00;k=0;}

}


int main( void )
{
DDRB = 0x01;
TIMSK = 1<<TOIE0;
GICR = (1<<INT0);
MCUCR = (1<<ISC01);
TCCR0 |= (1<<CS02)|(0<<CS01)|(1<<CS00);
__enable_interrupt();
GICR = (1<<IVCE);
GICR = (1<<IVSEL);
__delay_cycles(8);

while(1);

}