Created: 2011-07-13 06:36
Updated: 2019-02-08 19:19


Freetronics LeoStick

Copyright 2011 Freetronics Pty Ltd
Freetronics site: www.freetronics.com
Freetronics email: info@freetronics.com

The LeoStick is an Arduino compatible board, designed to be functionally equivalent to the Arduino Leonardo while shrinking it down to a tiny size.


  • Tiny format similar to a USB memory stick
  • Headers to match those on the Leonardo
  • ATmega 32u4 MCU
  • RGB LED to display power, TX, and RX
  • RGB LED for user control
  • Piezo transducer for sound output
  • USB-A connector
  • Overlay guide on both top and bottom

You can view more details at:



The design is saved as an EAGLE project. EAGLE PCB design software is available from www.cadsoftusa.com 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 -> LeoStick.


The LeoStick was designed by:
Jonathan Oxer jon@freetronics.com
Marc Alexander marc@freetronics.com


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


Licensed under the TAPR Open Hardware License (www.tapr.org/OHL). The "license" folder within this repository also contains a copy of this license in plain text format.

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