Install the New Switch. DonNichols // Getty Images. If the electrical box is made of plastic, as most are these days, carefully fold and push the wires into the box, ...

The Arduino Wire library is a core aspect of Arduino's integrated development environment, or IDE, and is a must-have if you're using sensors or extra microcontrollers in your project.

If you do have this wire, Donnelly says to attach it to the green screw, which will be on your light switch. Step 5: Replace the switch plate Use a screwdriver to place the switch plate back on ...

Below, I'll show you the most common way to wire a 3-way switch. It's what most electricians use today, because it's easy and saves money. Here's how it works: Power comes into the first switch ...

How to use switch...case on strings in Arduino IDE. If you have just a few ascii commands to handle, received by Serial, it's okay to use "If...Else If". But if you have many commands, with "If..Else ...

Well tech tinkerer Joe Desbonnet has whipped up what he dubs "poor man's NFC" using an Arduino, some magnet wire, and any compass-equipped Android smartphone (which is almost all of them).

With over 30 million developers worldwide, Arduino’s solutions offer a powerful answer to the talent shortage in engineering and break free from vendor lock-in with a robust line of open-source ...