void main()
{
   unsigned char mode;
   mode = read_mode_from_ee();
   set_lighting_mode(mode);
   mode++;
   write_mode_to_ee(mode);
   wait_one_second();
   mode--;
   write_mode_to_ee(mode);
   while(1);
}

#include <ioavr.h>
#include <intrinsics.h>

__regvar __no_init unsigned char mode @ 15;
__regvar __no_init unsigned char power_low_counter @ 14;

__no_init __eeprom unsigned char ee_mode;

#ifdef __cplusplus
extern "C" {
#endif
char __low_level_init()
{
  CLKPR|=(1<<CLKPCE);
  CLKPR=3;
  
  DDRB=(0<<DDB5)|(0<<DDB4)|(0<<DDB3)|(0<<DDB2)|(1<<DDB1)|(0<<DDB0);
  PORTB=(0<<PORTB5)|(0<<PORTB4)|(0<<PORTB3)|(0<<PORTB1)|(0<<PORTB0);
      
  ADMUX=(1<<REFS0)| 1; // Vref=1.1V , ADC1
  ADCSRA=(1<<ADEN)|(0<<ADSC)|(1<<ADATE)|(0<<ADIF)|(1<<ADIE)|(0<<ADPS2)|(1<<ADPS1)|(1<<ADPS0);
  ADCSRB=0;      
  
  ACSR=(1<<ACD); //Analog Comparator Disable
  DIDR0=(1<<ADC0D)|(0<<ADC1D)|(1<<ADC2D)|(1<<ADC3D)|(1<<AIN1D)|(1<<AIN0D);
  PRR=(1<<PRTIM0)|(0<<PRADC);
  
  return 1;
}
#ifdef __cplusplus
}
#endif

#pragma vector=ADC_vect
__interrupt void ADC_Interrupt(void)
{
  switch(mode)
  {
    case 0:
      if(ADC<600) power_low_counter++; else power_low_counter=0;
      if(power_low_counter>100) { ee_mode=0; mode=2; power_low_counter=0; }
      PORTB|=(1<<PORTB1);
      break;
    case 1:
      if(ADC<600) power_low_counter++; else power_low_counter=0;
      if(power_low_counter>100) { ee_mode=1; mode=2; power_low_counter=0; }
      PORTB|=(1<<PORTB1);
      __delay_cycles(32);
      PORTB&=~(1<<PORTB1);
      break;
    case 2:
      if(ADC<558) power_low_counter++; else power_low_counter=0;
      if(power_low_counter>100) { ee_mode=2; mode=3; power_low_counter=0; }
      PORTB|=(1<<PORTB1);
      __delay_cycles(2);      
      PORTB&=~(1<<PORTB1);
      break;
    default: //Защитное выключение
      PORTB&=~(1<<PORTB1);
      break;
  }  
};

int main( void )
{  
  __delay_cycles(20000);
  power_low_counter=0;
  mode=ee_mode;
  switch(mode)
  {
    case 0:
    case 1:
      ee_mode++;
      break;
    default:
      mode=2;
      ee_mode=0;
      break;
  }

  ADCSRA|=(1<<ADSC);  
  __enable_interrupt();
  for(;;)  
  {  
    MCUCR=(1<<SE)|(1<<SM0);
    __sleep();
  }
}