We have been working hard to make sure the UNO R4 is highly retrocompatible with code written for UNO R3, including tutorials and libraries.” For more information about the Arduino UNO R4 check ...

An Arduino is a popular open-source single-board microcontroller. Learn how to program one and let the possibilities take shape.

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Creators can start with devices such as the Arduino, an inexpensive control board that’s easy to program and can hook up to a wide variety of hardware.

Arduino intends to provide a public list of such libraries, with links to alternatives. To aid library developers in porting low-level code to the Renesas architecture, there is and early-adopter ...