This is a RobotDyn 4-digit 7-segment LED display library for Arduino. The PCB contains a two wire TM1637 LED / button controller. Note: This library uses the double-dot to display a time. The LED dots ...

LilyGO has recently released the T-Display S3 Pro LR1121, a new ESP32-S3 development kit with a Semtech LR1121 transceiver ...

Something to look forward to: We're a little over one week away from CES 2026, which means more companies are revealing the products they'll have on show. LG has just announced its new lineup of ...

Escape Room Lockbox with the Cheap Yellow Display. You may have heard of the “cheap yellow display” (CYD), so-called ...

From screw-in bulbs and colorful LED strips to table lamps and outdoor string lights, check out the top smart lighting we've tested for illuminating your space and setting the mood. I'm PCMag's ...

When you’re driving a car with a stickshift, it’s pretty easy to keep track of which gear you’re in. That can be a little bit ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Dave Gershgorn Dave Gershgorn is a writer covering monitors, laptops, and ...

Drive (N * (N-1)) number of "Charlieplxed" diode matrices (e.g. LED Matrix) with N number of outputs capable of tri-state. The LED Matrix design is inspired from http ...

Abstract: In this paper, we present a demonstration of high yield Fluidic Self-Assembly (FSA) technology to transfer gallium nitride (GaN) microchips which can be used for Micro-LED display. The low ...

Introducing our most advanced Echo devices yet, featuring premium audio, next-generation AI processing and Omnisense sensor fusion for more proactive and personalized Alexa+ experiences. The Echo Dot ...