Hello world! for Arduino.

/*

  *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! for Arduino.  ");

// prints hello with ending line break }

Delay (500);    //delay 500ms

 }