Posted in LED Hacks Tagged acrylic, fiber optics, led, light pipe, matrix, neopixel, pico, PMMA, raspberry pi, rgb, ws2812b ← Sprockets And Chains Drive This Unique Mechanical Digital Clock ...

Each lens is a matrix of 69 LEDs. They have an accelerometer, a microphone, and a light sensor. There’s even a vibrating alert motor, which we feel is just showing off.

Most of us have an 8x8 LED matrix from one of our Arduino kits. What can we do with them? This module investigates how to use these interesting devices. Along the way, we describe a fun electronics ...

Top board holds 16×16 LED matrix while bottom board holds electronics for driving the matrix. Boards are connected with pin headers and spaced 0.8mm (thickness of spacer PCB).

If you're not familiar with how matrix headlights work, they're designed to cast as much light as possible on the road at night. But, the concern has always been that casting too much light at an ...