Amazon.com: LEKATO USB Type-C MIDI Interface MIDI Cable Adapter with Input & Output Connecting with Keyboard/Synthesizer for Editing & Recording Professional MIDI Adapter Cord with Windows/Mac for Studio -6.5Ft : Musical Instruments
A new MIDI library - Look What I've Done - XOD Community
usb device - USB Full Speed driver with MCU in DIP package - Electrical Engineering Stack Exchange
Building an Arduino MIDI Controller - Leandro Linares
Make Your Own Cheap USB MIDI Controller or Keyboard : 4 Steps - Instructables
GitHub - arduino-libraries/MIDIUSB: A MIDI library over USB, based on PluggableUSB
Connecting USB to Simple MCUs - Circuit Cellar
USB Host - MIDI device software
Arduino USB MIDI Interface : 10 Steps - Instructables
Datalogging made easy with the Adafruit Feather 32u4 Adalogger
USBMIDI on Blue Pill board... - Arduino for STM32
Building an Arduino MIDI Controller - Leandro Linares