Build an ethernet web interface for Arduino

A lot of the Arduino projects written about on Engineer@Home can’t do without a graphical user interface. Therefore this article will describe

How to Set Up a 5V Relay on the Arduino

One of the most useful things you can do with an Arduino (buy it on Amazon | eBay) is control higher voltage (120-240V) devices

How to Set Up the BMP180 Barometric Pressure Sensor on an Arduino

The BMP180 barometric pressure sensor is a great sensor that can be used to predict the weather, detect altitude, and measure vertical