PCI Express arrives on the Raspberry Pi CM4 – A Guide

PCI Express arrives on the Raspberry Pi CM4 – A Guide

The Raspberry Pi Compute Module 4 IO Board exposes an x1 PCI Express Gen 2.0 slot. What can you do with the slot? And are there any tips or tricks to make sure you don’t accidentally cook a PCIe card—or the Pi? See all the cards I am testing:...
The Raspberry Pi Bell Slapper – a software-controlled bell

The Raspberry Pi Bell Slapper – a software-controlled bell

The King of Ding! This is a quick video I made to show how I built the ‘Raspberry Pi Bell Slapper’. The full details about the project—and how you can build one of your own—are in this open source project on GitHub:...