Chipmaker Arduino s.r.l. today introduced a new microcontroller board, the Uno R4, that offers significantly higher performance than its previous-generation hardware. Switzerland-based Arduino is ...

Linux programs, when they misbehave, produce core dumps. The reason they have that name is that magnetic core memory was the primary storage for computers back in the old days and many of us still … ...

How do you save data from an Arduino-based device to a memory card? Fortunately, a microSD card and SD card breakout board now make this an easy task.

The same trick will probably work with any older Arduino boards you have laying around if Optiboot supports them. What can you do with the extra memory? Maybe speech recognition?