LinkIt Smart 7688

聯發科出的這個物聯網小板很不錯，五百元不到，有wifi, usb*2, 128RAM, 32MB flash, with OpenWrt preinstalled. 簡直就是一個迷你Raspberry Pi，一路USB供電，一路USB接個sensor，wifi用來傳數據。很方便哪!

REF:
http://oranwind.org/linkit-7688-linkit-smart-76887688-duo-ji-chu-jiao-xue/