Example code for a Midi Controller with capasitive touch sensing. This project using Hardware Espectro Core + Espectro Base and using rtpMIDI as a virtual Midi.
please install folowing libraries before use this code: https://github.com/lathoub/Arduino-AppleMidi-Library https://github.com/adafruit/Adafruit_MPR121 https://github.com/andriyadi/EspX
Full Tutorial : https://learn.makestro.com/capasitive-touch-midi-controller/