在开发手机短信开发之前，需要下载JAVA的串口访问接口类包说明，另外还有java com口编程实例,In the development of SMS to develop before the need to download JAVA serial access interface package that category, there is another instance of java com port programming

一个短信smpp协议开发包源码，带COM控件-SMS SMPP protocol development of a source package with COM controls