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 example demonstrates how to use the navigation switch and detect if the SD card is inserted. The !INT pin of the GPIO expander IC (PCA9554) triggers an interrupt any time a button is pressed or ...

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 ...

I love to read through project suggestions and examples for the Arduino and other platforms. It keeps my mind constantly running with ideas for projects. I was recently provided a copy of ...