if(EEPROM_Read(0)==0)// reading Price from eeprom
                 {
                  store_total_price= EEPROM_Read(1) ;
                  store_total_price =(store_total_price*100) +EEPROM_Read(2);
                  store_total_price =(store_total_price*100) +EEPROM_Read(3);
                  if(store_total_price>=999999)
                                            {
                                             led_full_price=1;
                                             Price_enable=1; // flashing led for full price
                                             store_total_price=999999;
                                            }
                  else led_full_price=0;
                  led_clear=1;
                 }
 else
     {
      store_total_price=0;
      led_clear=0;
     }

if(EEPROM_Read(4)!=0xFF)// reading Price from eeprom
                 {

                  distance_km = EEPROM_Read(4) ;
                  distance_km =(distance_km*100) +EEPROM_Read(5);
                  distance_km =(distance_km*100) +EEPROM_Read(6);
                  if(distance_km>=999999)
                                          {
                                           led_full_distance=1;
                                           distance_km_enable=1;// led flashing for full distance
                                           distance_km=999999;
                                          }
                  else led_full_distance=0;
                  led_distance_cont=1;
                 }
 else distance_km=0;

 else  if(start2>=3  )
                        {  // return to main code " display date , clock
                          kk=255;
                          if(start==3)// store Price value in eeprom
                                     {
                                      store_total_price += value_start;
                                      if(store_total_price>=999999)
                                                                  {
                                                                   store_total_price=999999;
                                                                   Price_enable=1;
                                                                  }
                                      EEPROM_Write(0,0);// store 0 in address 0 this flag mean the data storing in eeprom

                                      EEPROM_Write(1,store_total_price/10000);//123456 /10000=12
                                      EEPROM_Write(2,store_total_price/100%100);//123456 /100 =1234%100=34
                                      EEPROM_Write(3,store_total_price%100); //123456 /100 =1234%100=34
                                      distance_km +=distance;
                                      EEPROM_Write(4,distance_km/10000);//123456 /10000=12
                                      EEPROM_Write(5,distance_km/100%100);//123456 /100 =1234%100=34
                                      EEPROM_Write(6,distance_km%100);
                                      led_clear=1;
                                      led_distance_cont=1;
                                     }
                          start=0;
                          start2=0;
                          led_buzzy=0;
                          led_empty=1;
                          transfer_display=0;// now start display date and clock;
                        }