详细介绍了Modem和PC机之间的通讯原理、方法，以及编程实例

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.

通过串口对MODEM进行简单控制，在联机模式下，可通过Modem相互传输数据-MODEM through the serial port on a simple control, in-line mode, can transfer data through the mutual Modem

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

system generator 可配置子系统实例工程-config_subsystem system generator project

一个通过串口把PC机与MODEM连接的程序，可以拨号与发送短信-Serial put through a PC and modem connection procedures can dial-up and send a message

modem通信编程技术-modem communications programming technology

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

Linux下gsm/gprs modem的看守程序。支持短信发送与接受。-Linux under the gsm/gprs modem guard procedures. Support and acceptance of message sent.

qamTx.rar:Modem Transmitter and Channel Simulator的例程,实用程序-qamTx.rar: Modem Transmitter and Channel Simulator of routines, practical procedures

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.