The WS2812B has become one of the most popular addressable LEDs out there. They’re easy to drive from just about any microcontroller you can think of. But what if you don’t have a microcontroller at ...

When it comes to making things that glow, there are two ways to stand out from the crowd. You can make something very big, or something very small. [DIY GUY Chris] has done the latter, producing a ...

Clock Matrix with Raspberry Pi Zero and 4x1 Dot matrix (MAX7219) I wanted to use some hardware I had lying around to build a simple clock that I could keep in my room with a webcam I could position to ...

Abstract: The evolution of 5G-advanced (5G-A) systems relies heavily on advanced beamforming technologies to achieve high spectral efficiency and network capacity. Although abundant theoretical ...

Abstract: A 9-bit sweep driver is proposed, enabling 240 Hz frame rate of a 4.5-inch active-matrix Micro-LED display with 160 × 90 resolution via analog pulse-width modulation (APWM). This sweep ...

ATHENA-rods is a hands-on teaching platform built around two Raspberry Pi 5 units and a small visualization app. It demonstrates how a reactor’s neutron population responds to control-rod motion using ...