it’s defined right there in Arduino.h. Great stuff! The I2C (“Wire”) library has also gotten the ESP32 treatment, and worked just as it should with an LM75 temperature sensor. This is my ...

to the correct GPIO pins on your ESP32, you can download the specific code library for your sensor inside the Library Manager ...

In theory, using MicroPython on the ESP32 is easy — just flash an image ... help you and one we recently noticed was MPY-Jama. The IDE provides source code editing, of course.