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

使用java开发的 SP通过SMG接入电信的接口程序-Using java to develop access to the SP through the SMG telecommunications interface program