/*
 * Blink 3 in a row
 *
 * Adapted from the basic Arduino example.
 * 3 LEDs hooked up to pins 8, 9, and 10 are
 * blinked in succesion.
 *
 * rtwomey@ucsd.edu
 *
 */

int led1 = 8;                // LED connected to digital pin 8
int led2 = 9;                // LED connected to digital pin 9
int led3 = 10;                // LED connected to digital pin 10

void setup()                    // run once, when the sketch starts
{
  pinMode(led1, OUTPUT);      // sets the digital pin as output
  pinMode(led2, OUTPUT);      // sets the digital pin as output
  pinMode(led3, OUTPUT);      // sets the digital pin as output
}

void loop()                     // run over and over again
{
  digitalWrite(led1, HIGH);   // sets the LED on
  delay(1000);                  // waits for a second
  digitalWrite(led1, LOW);    // sets the LED off
  delay(1000);                  // waits for a second
  digitalWrite(led2, HIGH);   // sets the LED on
  delay(1000);                  // waits for a second
  digitalWrite(led2, LOW);    // sets the LED off
  delay(1000);                  // waits for a second
  digitalWrite(led3, HIGH);   // sets the LED on
  delay(1000);                  // waits for a second
  digitalWrite(led3, LOW);    // sets the LED off
  delay(1000);                  // waits for a second
  
}