Posted in ATtiny Hacks Tagged arduino, attiny85, levitation, open source hardware, ultrasonic, ultrasound ...

Earlier in this series, a compact FM radio was created using a touch display. From there, the design moved forward with an FM ...

Atmel put out some new, small microcontroller chips early this year, and we’re just now starting to think about how we’d use them. The ATtiny102 and ATtiny104 (datasheet) sell for about a buck ...