How to get a 16 potentiometer 19 button midi controller to run off a single Arduino Nano? All videos I've seen limit it to 16 buttons and 6 potentiometers. Project is called
New midi controller DIY project. | VI-CONTROL
Build this MIDI controller using an Arduino: The Transport - The Nerd Musician
3D Print your DIY MIDI Controller | All3DP
The Midi Illuminati is a DIY MIDI Controller For Elektron Octatrack