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, ...

Time for another update for the Hackaday 68k, the 16-bit retrocomputer developed on Hackaday to show off both our love for vintage hardware and our new project hosting site. There’s still invites to ...

Computer monitors often include one or more LED indicator lights that show these devices' operating status. Monitor manufacturers can build a set of signals -- made up of sequences of LED flashes and ...

In this post, two LED blinking circuits are given below. First one is dancing bi-color LEDs (two different color LEDs) where the two color LED will run in sequence. In the second circuit, we will ...

A slow pulsing blink on your TCL TV's light typically indicates that it is processing the last command it received. But what ...

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 ...

A router blinking in the corner of a living room has a way of drawing attention even when everything is working perfectly. For many households, those flashing lights create unnecessary concern, ...

Modern Wi-Fi routers give you a lot to work with in terms of troubleshooting issues at home. This is mainly in the form of various LED (light-emitting diodes) indicators that flash to show what ...