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 ...

I had one of those why-didn’t-I-think-of-it moments this week, reading this article about multiplexing I2C on the ESP32 microcontroller. The idea is so good, and so simple, that it’s almost silly that ...