/* Using Arduino for Citizen Science!
   Project 1: Simple Digital Sensors
      Connect one lead of simple digital sensor (e.g. pushbutton or tilt switch)
      to the sensorPin and the other lead to GND.
 Written by jenfoxbot <jenfoxbot@gmail.com>
 Code is MIT license (non-commercial open-source)
*/

//Set up our (global) variables to store the sensor pin
// and the sensor reading
int sensorPin = 13;
int sensorReading;

void setup() {
  // put your setup code here, to run once:
  //Initialize the serial monitor (aka "window" into Arduino board)
  Serial.begin(9600); 

  //Tell the Arduino what pin(s) to use
  pinMode(sensorPin, INPUT);
  
}

void loop() {
  // put your main code here, to run repeatedly:
  //1) Read the status of the sensor (1 = signal, 0 = no signal)
  sensorReading = digitalRead(sensorPin);

  //2) Print the sensor value
  Serial.println(sensorReading);

  //3) Add a small delay so we can keep up w/ those readings
  delay(100);

}