Enter the ExtraCore library for Arduino, a software library that turns two or more Arduinos into a multi-core microcontroller with more pins than you’ll ever need.

The Portenta family adds two 80-pin high-density connectors at the bottom of the module. Watch this video on YouTube . “The Portenta H7 Lite Connected is powerful, with integrated wireless ...

It can be very helpful when you want to measure the outside, inside or other temperatures in the same time but you don’t want to use a lot of pins of your Arduino board. I2C protocol makes it easier ...

Arduino is strictly bootloader, and a bootloader cannot change fuses. “How do I reconfigure the IDE so that I can use these additional two pins.” The same way you SHOULD use the other pins.