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 I2C (inter-integrated circuit) protocols to exchange data with EEPROMs or sensors that are operating in slave ...

The Raspberry Pi Foundation has released a new version of its Raspbian OS, bringing improvements to the file manager, the Orca screen reader for the visually impaired, and a new way of configuring ...

The Raspberry Pi 4 is a true next-generation Pi, with dual-screen 4K support, USB 3.0, a new CPU and GPU, and up to 4GB RAM. The Raspberry Pi 4 is a massive leap forward for the low-cost computer, ...

Jeff's been involved in the IT industry since before the Internet and spent more than 20 years working in technical support, system administration, network administration, and consulting roles. He ...