买了一个4412开发板。。。。然后。。。。

http://www.cnblogs.com/zengjfgit/p/4320885.html

http://www.cnblogs.com/zengjfgit/p/4320880.html

http://www.cnblogs.com/zengjfgit/p/4320892.html

http://www.cnblogs.com/zengjfgit/p/4322021.html

http://www.cnblogs.com/zengjfgit/p/4328401.html

http://www.cnblogs.com/zengjfgit/p/4330931.html

http://www.cnblogs.com/zengjfgit/p/4336005.html

http://www.cnblogs.com/zengjfgit/p/4336007.html

http://www.cnblogs.com/zengjfgit/p/4338005.html

http://www.cnblogs.com/zengjfgit/p/4356744.html

闲事无聊恳这个