Run Ubuntu Desktop on a Raspberry Pi 4

A Raspberry Pi 4 is a pretty competent computer for a student’s desktop. I have setup two of these for my kids and apart from a few proprietary packages, everything works well. However, Raspbian won’t cut it, mostly because its’ Firefox is way too old. Hence we’ll go install Ubuntu Desktop.

Walkera helicopters under Linux – part 3

In part one we built a kernel module and put it somewhere in the filesystem. In part 2, we changed the inputattach utility to be able to use the new transmitter. Now we’re ready for the real part: install the Heli-X simulator.

Walkera helicopters under Linux – part 1

A couple of months ago, I bought a Walkera Dragonfly #04, just for fun. While actually flying an RC helicopter is great fun, sometimes you will want to use a simulator. As Linux is my platform of choice, I tried using the Walkera transmitter with a serial cable to run a heli-sim. I found out…