at命令手册,基本比较详细了,别的就没有什么说的了

一个USB源程序，很好用，修改一下就可用，

ras拨号登录控件及示例-dial-up login controls and sample

zmodemclass的经典源码，原来旧的代码，有很多问题，比如文件名读取错误等，都已经被我修复。-zmodemclass classic source, the original old code has a lot of problems, such as the file name read error and so on, I have been repaired.

设定固定的电话号码 ，自动拨打电话，接通你拨的电话号码-Set a fixed telephone number, auto-dial phone, dial the phone number connected to your

一个很不错的语音电话源码-a very good voice source

用于电力工业中数据的采集、显示，判断电力故障，可以最大限度地方便用户从采集的数据中获取所需要的信息。并且用到了MODEM通讯，数据远传等。-For the electric power industry in data collection, display, determine the power failure, you can maximize the user-friendly from the data collected to obtain the required information. And used a MODEM communications, data, etc. FarEasTone.

远程拨号示例程序，该程序运行需要有MODEM，未经测试。-remote dial-up sample procedures, the procedures required for the operation of a modem, without testing.

fpga实现的OFDM和源代码，详细描述了各个部分，有很好的指导作用

本程序需要调制解调器的支持，否则可能失败，需要调制解调器支持语音传输，本程序在子弹头调制解调器下调试通过，通话时通过麦克风和话筒来进行。-This procedure required the support of a modem, or may fail to support the required voice modem, the program under the debug modem bullet passed through a microphone and call for the microphone.

delphi实现modem两地文件传输。-two to realize modem file transfer.