Have you taken a look at this project? https://hackaday.io/project/12315-teensiewi-woodwind-usb-midi-controller
I built one of these for my son last year and it’s working quite well. TeensieWI woodwind USB MIDI controller
Have you taken a look at this project? https://hackaday.io/project/12315-teensiewi-woodwind-usb-midi-controller
I built one of these for my son last year and it’s working quite well. TeensieWI woodwind USB MIDI controller