Category DIY

Using Rotary Encoders

Many electronics projects need some kind of user input. For those where you need scrolling functionality, in a menu for example, or enter numerical values like a timeout, rotary encoders are very convenient. They are cheap, easy to use and…

Getting started with Atmel AVRs on Linux

In this small tutorial I will show you how to start programming Atmel microcontrollers under GNU/Linux, Debian in particular. It covers all steps starting with the software prerequisites, setting up a minimal circuit to actually flashing the microcontroller with the…

DIY PCB Exposure Unit

If you like experimenting with electronics sooner or later you’ll want to create an etched PCB with your own circuit. For testing purposes there’s of course the breadboard and simple circuits can be easily built on a stripboard but as…