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Arduino Duemilanove

The Arduino is an awesome board for creating cool DIY projects. With the new Atmega328 chip!
The Arduino is an open-source microcontroller prototyping platform based on flexible, easy-to-use hardware and software. It's intended for artists, designers, hobbyists, and anyone interested in creating interactive objects or environments.

This is the Arduino with an Atmega328 chip.

For full documentation please click here