Arduino can be built with C20/C++20 or C17/C++17 by switching to the latest gcc-arm-none-eabi. Below shows 2 different ways one using arduino-cli and the other using a Makefile included in this repo.

This is the simplest buildable example made to be used as a template for new projects running Arduino-esp32 as an ESP-IDF component. See Arduino-esp32 in ESP Registry. To create a ESP-IDF project from ...

This is a simple project. It uses an Android device to switch an LED driven by the Arduino. Connectivity is provided by the Bluetooth module inserted in the breadboard. But one look at the UI on the ...