int i,x;
 #define input_voltage      adc_read(0)
void main()


{trisio=0;    ansel=1;
 gpio=0;
  PWM1_Init(5000);
  PWM1_Start();
  loop:

    for( i=11;i<=245;i++)

    { PWM1_Set_Duty(i); }

        for( i=244;i>=12;i--)

    { PWM1_Set_Duty(i); }

   if (input_voltage==509)
   gpio.f5=1;
   else  gpio.f4=0;
       if (input_voltage==332)
   gpio.f4=1;
   else  gpio.f5=0;
  goto loop; }