Arduino

HallEffect.ino

//#define Hall_Sensor A0
#define Hall_Sensor_D 2

int Val2 = 0;

void setup() {
  // put your setup code here, to run once:
  Serial.begin(9600);
  pinMode(Hall_Sensor_D, INPUT);
}

void loop() {
  // put your main code here, to run repeatedly:
  //Val1 = analogRead(Hall_Sensor);
  //Serial.print(Val1);

  Val2 = digitalRead(Hall_Sensor_D);
  if (Val2 == 1)
    Serial.println("Flecha");
}