Hacks

Open source MIDI keyboard

Here’s a guide for creating a MIDI keyboard from a cheapo toy keyboard. This project details the steps to build your own Open Source (musical) keyboard which connects to a computer via USB and sends MIDI signals. This is achieved using an AN2131 development board. The AN2131 is now discontinued, so development boards can be […]

Ardiuno-controlled Gaggia Espresso machine

Here’s the latest espressotronic creation in the long human tradition of modifying machines to produce the perfect cup of coffee. The goal of this project is to create a computer interface for my Gaggia Espresso machine replacing the factory thermal switches with a PID controller and the “steam” and “pump” toggle switches with a LCD/button […]