续上个上传文件，这是修改为中文界面的项目源代码。这是一个很好的c++串口编程应用，用来向连接在串口的群发器发送一个消息，群发器在接收到该消息后，向某个频段的各个接收器(如：传呼机）群发该消息。-Continued the previous upload, which is amended to read Chinese language interface, the project source code. This is a very good c++ Serial programming a