With the right communications link and readily available development tools, you can transform an off-the-shelf smart phone into a low-cost, mobile user interface for your next embedded-system project says Warren Webb, technical editor at EDN. With the right setup, a few clicks on a portable smart phone can connect you with and put you in charge of any embedded device.  http://www.edn.com/article/CA6382645.html?industryid=2283