What’s Next? Turning Servos Given that the Arduino-ESP32 port is brand new, indeed it’s still in progress, there is a lot of work for the community to do in getting it up to speed.

The power of Espressif’s ESP32-S3 meets Arduino’s unmatched customer experience, documentation and community — all in the compact form factor of the Nano. Provides support for both ...

There is now extended ESP32 support - i.e. non Arduino boards - to ESP32-S2, ESP32-S3 and ESP32-C3 devices, commonly used by hobbyists and developers.

In it, he shows an example of using all three ESP32 UARTs from an Arduino program. He calls the third port “secret” although that’s really a misnomer.