Freetronics TwentyTen (Arduino Compatible)
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Freetronics TwentyTen

Copyright 2010 Freetronics Pty Ltd
Freetronics site: <>
Freetronics email:

The TwentyTen is a 100% Arduino Compatible Board, based on the existing Duemilanove, but with improvements and updates for ease of use, cost and getting started.


  • Prototyping area
  • LEDs visible on the edge
  • Mini-USB Connector
  • Overlay guide where you need it (both top and bottom)
  • D13 pin works for everything
  • RX pin biased
  • Mounting holes, power and X3 pads
  • All connections in the same place

You can view more at our product page at:

The "docs" folder within this repository includes a handy copy of the schematic in PDF format, images of the pcb, and our Getting Started guide that ships with each board.


The design is saved as an EAGLE project. EAGLE PCB design software is available from free for non-commercial use. To use this project download it and place the directory containing these files into the "eagle" directory on your computer. Then open EAGLE and navigate to Projects -> eagle -> TwentyTen.


The specific terms of distribution of this project are governed by the license referenced below.


This work is licensed under the Creative Commons Attribution-Share Alike License.
To view a copy of this license, visit

or send a letter to

Creative Commons
171 Second Street, Suite 300
San Francisco
California, 94105

The "license" folder within this repository also contains copies of the licences referenced above.


The TwentyTen was designed by Marc Alexander ( based on previous work by the Arduino team ( which includes:

  • Massimo Banzi
  • David Cuartielles
  • Tom Igoe
  • Gianluca Martino
  • David A. Mellis