the Raspberry Pi 4 has six SPI controllers, six I2C controllers, and six UARTs – all on its 40-pin header. You can’t make use of all of these at once, but with up to four different connections ...

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.

Maker Andrew Chilicki has put together a small MDR computer inspired by the Apple TV show 'Severance' using our favorite SBC, the Raspberry Pi.

The more affordable Zero ... Raspberry Pi family is loaded with different interfaces, ranging from the typical USB, Wi-Fi, and Bluetooth standards to the more project-oriented I2C, CSI/DSI, and ...