利用vc开发的多线程串口Modem远程数据通信源程序-Vc developed using multi-threaded serial Modem remote data communications source

本教程主要介绍了数据通信基础，通用串行通信标准和通用MOdem命令以及嵌入式汇编语言开发通信程序。-This tutorial focuses on the data communication infrastructure, universal serial communications standards and common MOdem command and embedded assembly language development communication program.

控制Modem 的C程序，通过串口对Modem进行控制进行拨号和数据传输，可以实现两个Modem之间对传数据和发送文件。使用Visual Studio 2012开发。-Modem Communication Program used to control the modem using serial port on PC。 This program is used to dial-up, send meessage and send files between 2 moderms