If you've ever used a Wi-Fi router to connect to the internet, you've probably wondered what all the blinking lights mean.

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, ...

Hello all, <BR><BR>Had a power outage last night at my house. It wasn't storm related, I believe it was transmission line maintenance in my area... Anyway, everything in the entire place is perfectly ...