Using an Ethernet shield, we can connect an Arduino to the Internet. All the power and awesomeness of the Internet can come to this small blue board we are programming. This is a huge topic; however, the Arduino Ethernet library makes it all simple.
Here, we will create an interesting application for this functionality. We will make the Arduino a local web server to which we can connect to find out the readings of the first three analog inputs, using our browser.
The following are the ingredients needed for this recipe:
Follow these steps to build the server: