Building radio receivers from scratch is still a popular project ... over I2C. He also integrated a 3W amplifier into this build, and everything is controlled by an Arduino including a small ...

This project aims to create an adaptive musical instrument that allows physically challenged individuals to express their ...

You can, of course, buy I2C ADC chips and modules, but when you’ve already got a microcontroller that has ADC peripherals on board, why bother? [Pawel] wired up a tremendously simple circuit ...