Linux串口编程

参考资料：

http://www.cnblogs.com/chengmin/p/3818133.html
http://blog.csdn.net/zhoutaopower/article/details/35785023
http://blog.csdn.net/zhoutaopower/article/details/42400965
http://blog.csdn.net/hwmt2012/article/details/17148331

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