It is a pretty common first project to use an Arduino (or similar) to blink an LED. Which, of course, brings taunts of: you could have used a 555! You can, of course, also use any sort of oscillator, ...

Researchers say sensitive data can be extracted from air-gapped networks via a wireless router’s blinking LEDs. Researchers have uncovered a new data extraction hole inside air-gapped networks that ...

This is a simple blinking led circuit powered from 220V that can be used to mark special places or as voltage indicator. The voltage from the mains charges the capacitor through R1 resistor and D1 ...

This is tutorial number 1 from our series of Arduino tutorials and in this part I will talk about blinking an LED using the one already available on the Arduino Uno board or using an external LED to ...

There are plenty of utilities out there to control keyboard LED indicators, but I'm rather interested in controlling the power LED on my headless 1U rackmount. While theoretically there are tons of ...

Flashing, spinning, and oddly blinking LED indicators have become the modern equivalent of red warning lights on a car dashboard. Rather than giving every potential problem and function on a ...

This guide explains how to enable and turn on the LED notification light on the new Google Pixel and Pixel XL. It’s something almost all Android users enjoy, and the Pixel indeed has one, it’s just ...

Flashing LED mouthguards will be used at the Women’s Rugby World Cup 2025 in the latest development for player welfare. It is the newest advancement in technology for smart mouthguards, which were ...

The Samsung Galaxy Note 9 has a big screen that’s always on and a bright blinking notification LED at the top. And while these are features most people love you can disable them if you want. In this ...