http://zh200581134.blog.163.com/blog/static/96010202012112534815858/
http://blog.csdn.net/olei_oleitao/article/details/7383592 Hi3515自带串口驱动加载说明
http://blog.163.com/softtwo_2/blog/static/27007702201272364522572/
http://blog.csdn.net/tonyfield2015/article/details/9746977