That interface doesn’t have to be special, and [Dakhnod] is here to show us that it can be done with an ESP32 microcontroller through its USB interface. The linked repository doesn’t tell us ...
That said, [g3gg0] decided early on that the design would use as many SMD components as possible ... To run the show, [g3gg0] selected the ESP32-PICO-D4. You certainly don’t need such a powerful ...
ESP32, manufactured by a Chinese company called Espressif, is a microcontroller that enables Bluetooth and Wi-Fi connections in numerous smart devices, including smartphones, laptops, smart locks ...