void loop(){
   CurrentVoltage = analogRead(analogInput);

   if(fabs(CurrentVoltage - PreviousVoltage) < 5 ) {
		CurrentVoltage=PreviousVoltage;
    }
    vout = (CurrentVoltage * 5.0) / 1024.0;
    vin = vout / (R2/(R1+R2));
    lcd.setCursor(0, 1);
    lcd.print("INPUT V= ");
    lcd.print(vin,3);
	delay(1000);
 PreviousVoltage = CurrentVoltage;

}