Arduino: A Quick-Start Guide, 2nd Edition

Chapter 10Networking with Arduino

With a stand-alone Arduino, you can create countless fun and useful projects. But as soon as you turn the Arduino into a networking device, you open up a whole new world of possibilities.

You now have access to all of the information on the Internet, so you could turn your Arduino into a nice, geeky weather station simply by reading data from a weather service. You can also turn the Arduino into a web server that provides sensor data for other devices or computers on your network.

We’ll start with a “naked” Arduino that doesn’t have any network capabilities. As you’ll see, you can still attach it to the Internet and Tweet^[91] messages as long as you connect it to a PC.

For our second project, we’ll improve ...