The Arduino microcontroller takes over from there and executes your code on the Arduino. During upload, if your Arduino has an RX (Receive) LED built-in, you should see it flash rapidly as it ...

[youtube= A few weeks ago, we saw codebender, an online replacement for the Arduino IDE that allowed you to upload a sketch to your board from a web browser. Over on the codebender blog [Vasilis] a… ...

Once you learn how to read Morse code, you might want to teach your Arduino to understand it, too. Or, you can check out some other Morse-based projects.