Hall Effect Sensor

Outputs a value proportional to the magnetic flux crossing it.

Coding:

/*

 * http://arduspot.blogspot.in/p/hall-effect-sensor.html

 */

 

int hall = A0;

int h;

void setup()

{

  pinMode(hall,INPUT);

  Serial.begin(9600);

}

void loop()

{

  h = analogRead(hall);

  Serial.println(h);

  delay(1000);

}