int i=0;
float tension=0;


void setup() {
  // put your setup code here, to run once:

  pinMode(11, OUTPUT);
  pinMode(12, OUTPUT);
  pinMode(8, OUTPUT);

  Serial.begin(9600);
  Serial.println("Hola mundo");

}

void loop() {
  // put your main code here, to run repeatedly:

  int sensor = analogRead(A0);

  delay(1000);
  digitalWrite(8, LOW);
  digitalWrite(8, LOW);

  
  tension = 5.0 * sensor/1024;
  Serial.println(tension);

  analogWrite(11, sensor);
  


   
}