Abstract: This research paper presents a real-time smart notice board using an ESP8266 microcontroller, along with a dot matrix LED display, focusing specifically on the ease of communication that ...

Modern TVs are absolutely unreal, especially compared to the halcyon days of adjusting analog antennae to clear up the picture. At CES 2026 in LAs Vegas recently, TCL unveiled a display unlike ...

From TVs and smartwatches to rapidly emerging VR and AR devices, micro-LEDs are a next-generation display technology in which ...

Although generally iPads tend to keep their resale value, there are a few exceptions, such as when you find yourself burdened with iCloud-locked devices. Instead of tossing these out as e-waste, ...

Sometimes you’re looking for a component for a project that you know should exist, but you just cannot find it. Something like a 14-segment LED display, but not just one with a fixed color, ...

Arduino test code is run to see if the sensors are working properly, with built-in LED flashing when the sensor is triggered, and turning off when the sensor is released. The testing of the keys ...

Finding the best budget TVs isn't as simple as grabbing the cheapest screen you see. Plenty of low-priced models cut corners in ways that actually matter, and with a bit of digging, you can often find ...

The LedControl library provides a simple way to control a 4-LED setup on an Arduino. This library allows you to perform basic LED operations such as turning all LEDs on or off, counting up and down in ...