The Arduino is a powerful platform for interfacing with the real world, but it isn’t without limits. One of those hard limits, even for the Arduino MEGA, is a finite number of pins that the ...

The project shows how the Arduino was connected to the AD4476 breakout board and capacity sensor in order to detect/react to touching. There are two long lines in the AD7746 breakout board that ...

It’s not much of a stretch to assume that the majority of Hackaday readers are at least familiar with I2C. In fact, there’s an excellent chance that anyone who’s ever done more with an Arduino than ...