http://www.netburner.com/learn/139-how-to-add-802-11-wifi
The easy way to add 802.11 Wifi to your product 
13 June 2014 - Adding wifi is very easy to do (given the right tools). It's also full of potential pitfalls you need to be aware of. This article will be broken into two sections: how do you add wifi and what do you need to do it, and what to be aware of when designing your