231a-aj Hello World

This if taken from Limor's Lesson 4

/*

* Hello World!

*

* This is the Hello World! for Arduino.

* It shows how to send data to the computer

*/

void setup() // run once, when the sketch starts

{

Serial.begin(9600); // set up Serial library at 9600 bps

}

void loop() // run over and over again

{

Serial.println("Hello world!"); // prints hello with ending line break

delay(1000);

}