Arduino Serial Plotter – New Tool

The latest release of the Arduino IDE 1.6.6 comes with a new tool called Serial Plotter. This tools gives you the ability to visualize your data in a plot that is updated in real time.

Arduino Membrane Keypad Tutorial

A keypad allows you to interact with a microcontroller. You can salvage these keypads from old telephones or you can purchase them from most electronics store for less than $2.