The Arduino Nano is breadboard-friendly board based on the ATmega328
It has more or less the same functionality of the Arduino Duemilanove, but in a different package. It lacks only a DC power jack, and works with a Mini-B USB cable instead of a standard one.
Notes
How to use
Do the install and then do the use
The where to download?
On the webs jatak
Lend Arduino Nano
@itu.dk