In this post I’m going to share my thoughts on making a simple emergency power supply system for Raspberry Pi boards. Hopefully it will be cheaper and easier to build than a commercial version because ...

The Witty Pi 4 is an innovative add-on board that enhances the functionality of the Raspberry Pi by integrating a real-time clock and power management capabilities. This fourth-generation model is a ...

Steps to take for evaluating charging systems. Testing the starter and fuel gauge. Using a Raspberry Pi for system testing. Steps for powering up and initialization of the charging system. For Part 1, ...

The synchronous buck converter is a widely used topology in low-voltage, high-current applications. One common application is a point-of-load (POL) converter that transforms a system bus voltage of 48 ...

What happens when a device designed to empower creativity and innovation is held back by something as simple as power? The Raspberry Pi 5, with its impressive leap in performance and functionality, ...

The Waveshare UPS HAT (E) offers an inexpensive, easy way to add battery backup to a Raspberry Pi project. It’s compatible with Raspberry Pi 5, 4B and 3B+ boards and accepts four 21700 lithium-ion ...