//STILL UNDER CONSTRUCTION!!

int led1 = 7;
int led2 = 8;
int led3 = 9;
int led4 = 10;

const int sensorPin = A2;    // seleccionar la entrada para el sensor
int sensorValue;       // variable que almacena el valor raw (0 a 1023)

void setup()
{

  pinMode(7, OUTPUT);
  pinMode(8, OUTPUT);
  pinMode(9, OUTPUT);
  pinMode(10, OUTPUT);
  ;
}

void loop()
{
  sensorValue = analogRead(sensorPin);   // realizar la lectura

  //mandar mensaje a puerto serie en función del valor leido

  if (sensorValue  < 200)
  {
    analogWrite(7, 100);
    analogWrite(8, 50);
    analogWrite(9, 0);
    analogWrite(10, 0);
  }

  else if (sensorValue > 201 < 500)
  {
    analogWrite(7, 150);
    analogWrite(8, 150);
    analogWrite(9, 150);
    analogWrite(10, 0);
  }

  else if (sensorValue > 500)
  {
    analogWrite(7, 100);
    analogWrite(8, 200);
    analogWrite(9, 200);
    analogWrite(10, 250);
 
  }

  delay(1000);
   }