More often than not, an IoT master device uses the SPI (serial peripheral interface) and I 2 C (inter-integrated circuit) protocols to exchange data with EEPROMs or sensors that are operating in slave ...

While the Raspberry Pi has very good support for an I2C bus, a lot of very cool chips – including the in system programmer for just about every ATtiny and ATmega microcontroller – use an SPI bus.

If you've got a 3D printer, a Raspberry Pi, and just a little bit of technical know-how, you can make some truly spectacular ...

No doubt many Hackaday readers will have tried their hand at home brewing. It’s easy enough, you can start with a can of hopped malt extract and a bag of sugar in a large bucket in your kitchen and ...

If you've got a Raspberry Pi and a just a little bit of coding know-how, you can make these weird projects that are sure to ...

The Pi Picos are tiny but capable, once you get used to their differences.

Yesterday, I wrote about a 2-year-old open-source hardware ESP32-based DAB+ receiver project, but it turns out there's also a ...