One wire (called serial data or SDA ... With minimal commands to learn and a simple setup, you can start using the library in your Arduino sketches in no time.

The library adds a simple serial console to the ESP32, and is compatible with the Arduino ecosystem to boot. It’s set up to allow the easy addition of custom commands so you can tweak the ...

A GPS unit and a Bluetooth-to-serial were tying up all the hardware ... which is done in his library using the usual Arduino setup step. A buffer takes care of storing all the different channels ...