/*

A simple LED blink sketch where the LED pin and the time between blinks can be changed below.

*/

int LED = 12;
float delayTime = 1000;
  

// the setup function runs once when you press reset or power the board
void setup() {
  // initialize the chosen LED pin as output
  pinMode(LED, OUTPUT);
}

// the loop function runs over and over again forever
// Sets the LED pin to HIGH (ON), delays for X number of miliseconds, sets it to LOW (OFF), 
// and then delays again for X number of miiliseconds
void loop() {
  digitalWrite(LED, HIGH);  // turn the LED on (HIGH is the voltage level)
  delay(delayTime);                      // wait for a second
  digitalWrite(LED, LOW);   // turn the LED off by making the voltage LOW
  delay(delayTime);                      // wait for a second
}