In this tutorial, we are going to see how servo motor interface with Arduino Uno. A servo motor is an electrical device that may push or rotate an object with nice precision.
Project #2: Extend the timer-based traffic lights project to include two 'crossing indactors' for pedestrians, and a crossing button to initiate a crossing.
First, if you don't kown what is ADK(Android Open Accessory Development Kit), please find the answer here. From now on, we provided to you Freaduino ADK (A new board has just been made by us this week, which is a Android Open Accessory Development Kit compatible board, but not a simple clone of it.)