USB MIDI controllers and keyboards have come way down in price the last few years. We really like the Akai MPK Mini mkII, and we’ve really enjoyed using the Numark Orbit because it has an accelerometer in it for sensing tilt and motion, and it is easy to send MIDI messages for changing its colors.
If you’re experimenting with a Raspberry Pi using USB MIDI input devices, you’ll probably get to the point where you are wondering if it is working correctly and if the MIDI information is getting into your Raspberry Pi. This article lists some of the command line tools you can use to examine the information coming from these devices.
Read More »Linux MIDI Command Line Cheatsheet