avr-gcc/avr-libc Tutorial

avr-libc is the standard library for AVR micro-controllers. It already contains many functions and header files that are optimised for the target platform.

Dimmable keyboard LED light

Some time ago, I decided to build simple but decent LED stripes, to put them under my PC’s displays and illuminate the keyboard and the working space directly beneath. I used 5 V LED strips, since plugging the light into a free USB port, seemed to the be easiest way to power the light.

Virtual Box host and internet access without bridge mode

This short tip explains, how to connect the host system to the guest VM and allows Internet access for the guest at the same time, without using the bridged network mode. This setup makes sense, if you don’t want to expose the VM to the rest of the host’s local network, but still want the guest to…