Tiny wells guide nano-LEDs into place, helping turn millions of small light sources into sharper headset display pixels.

SmartMatrix Library is designed to refresh HUB75 LED matrix panels and APA102-compatible addressable LEDs with high quality graphics, using simple Arduino sketches. 128x64 HUB75 Panel Driven with ...

When you think of Arduino projects, your mind likely goes straight to RFID door locks, weather sensors, or automated plant watering systems. While these are undeniably pretty cool projects, you might ...

The hands-free music project is a participatory design collaboration with members of the ALS community. Our mission is to restore critical expressive & creative channels for people severely affected ...

Oddly Specific Objects founder Joey Castillo has designed a couple of interesting open hardware projects over the years. Those include the Sensor Watch and Sensor Watch Pro, which replace the PCB in a ...

For some, Halloween is starting to rival Christmas for setting up elaborate holiday decorations. Homeowners now spend many hours─and sometimes dollars─creating ghoulish displays of lit pumpkins, ...

Spectroscopy seems simple: split a beam of light into its constituent wavelengths with a prism or diffraction grating, and measure the intensity of each wavelength. The devil is in the details, though ...

Welcome to my tutorial on building what might be the world’s smallest RGB LED Cube! In this project, I’ll walk you through the entire process of designing and assembling an ultra-compact LED cube, ...

Today, We will review the Cytron Maker Uno RP2040 development board combining the Arduino UNO form factor with the Raspberry Pi RP2040 microcontroller that makes it programmable with the Arduino IDE ...