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.

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 ...

Hackster.io user Najib Kassab has published a tutorial walking you through how to setup a small project using a Raspberry Pi 4 and Hexabitz modules HF1R0x and H01R0x, H08R6x and H0BR4x. Helping you ...

Raspberry Pi enthusiasts may be interested to know that a new range of UART HATs has been created by Tony Chang based in Nottingham within the UK. Which have been specifically designed for both the ...

Using the ESP32-H2 is more economical than the $25 nRF52840 MDK USB dongle to build an OpenThread Border Router. That’s expensive if you want the comfort of a plug-and-play and neat setup. However, ...