Tag Archives: code

Code Now Available for LiTeRo!

You now have everything you need to build LiTeRo, the Little Telepresence Robot! The code is now fully commented and ready to teach you everything you need to know about Python and Raspberry Pi powered telepresence robots. You are free to modify and share changes with the community here or on GitHub.

Code and Raspberry Pi setup available on GitHub here:

Full writeup and build videos here:

3D printable files on Thingiverse here:

Hard Drive Solenoid Engine With Trinket


Solenoid engines are nothing new, though they still seem to be a fairly common project among the curious. Using a hard drive makes such a project much more simple and straight forward, that is if you want to keep it that way.

This solenoid engine uses a software control loop (code below) running on a 16MHz Adafruit Trinket to adjust its speed. The program specifically alternates between a modest 180RPM to a smashing 3000RPM every five or ten seconds! Watch the video below!

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