手机串口通信帮助文件档，可以看看，不过是Delphi方面的，如果你不是学习Delphi的请不用下载！-Mobile phone Serial Communication Help file file, you can look at, but aspects of Delphi, Delphi learn if you are not please do not download!

使用Delphi发送手机短信息(SMS)-Delphi sending mobile phone text messages (SMS)