电话拨号程序，附有简易的拨号键盘，能通过modem通话

详细介绍了Modem和PC机之间的通讯原理、方法，以及编程实例-detail the modem and PC communication between the principles, methods and programming examples. .

MODEM驱动程序，可实现MODEM的大部分操作-MODEM Driver can be achieved most of the operation MODEM

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

汇总了多种设备的AT指令。包括：PDA，GPRS，Fax等。-Summarizes the AT commands to various pieces of equipment. Including: PDA, GPRS, Fax and so on.

开发gprs的AT命令文档，-Gprs development of the AT command document,

SIM300的详细资料。用户手册和AT指令都有。 希望对你有用。-SIM300 details. User manual and have AT commands. Hope that useful to you.

mc55上关于GPRS连接和测试的文本，使用AT命令实现测试 -mc55 on GPRS connection and testing of the text, use the AT command to test mc55 on GPRS connection and testing of the text, use the AT command to test

QaM的程序，可供学习借鉴和参考学习 仔细观察-QaM procedures, are available to learn from and reference to study carefully observed

用API函数自动实现拨号上网的程序-with API function automatically dial-up procedures

gsm ti35 at指令 用于串口调试-gsm ti35 at command for serial debugging