FIDO2 Hardware: Part 2 – USB Host Circuit Boards

Check out the project on GitHub. After prototyping the MAX3421E USB host chip with the Raspberry Pi Zero in the previous blog entry to this series, I decided to design a custom PCB for this task. Transparency Disclaimer: This project has been in part sponsored by the PCB manufacturing company PCBWay. Circuit Design I used the public schematics of the… Read More →

Upgrading a LEGO Power Brick

Do you remember the good times of LEGO? Or even LEGO Technic? Turns out that LEGO is a timeless classic and still very much fun. What is not timeless however, is battery technology. Several old LEGO models are powered by 9 Volts via six 1.5 AAA batteries. This proved to be cumbersome, because the batteries would drain quickly or even… Read More →

A DIY Handbrake for Simracing

Of course, there is always a Need for Speed in racing simulations. But sometimes, there is also the Need for Smooth Drifting Around Tight Corners. And pressing a button on my steering wheel controller just doesn’t cut it in terms of control and realism. So, I set out to acquire a handbrake controller, but quickly decided to build my own… Read More →