一个面向对象化的结构分析串口通信处理，非常好的说明串口通信-An object-oriented analysis of the structure of deal with serial communication, a very good descr iption of serial communication

面向对象的GPS应用系统分析,建模及实现，讲解的非常详细，欢迎下载交流。-GPS application of object-oriented systems analysis, modeling and implementation, explained in great detail, please download the exchange.