MODEM 调制解调器开发的C语言源程序 BC或MSC编译 适用于嵌入式系统-C source codes for modem developing.You can compile it in Borland c compiler or Microsoft C. It is fit for embedded system as well.

根据zmodem协议写的一个串口类，可方便调用-zmodem class

ZMODEM is a file transfer protocol developed by Chuck Forsberg in 1986, in a project funded by Telenet in order to improve file transfers on their X.25 network. In addition to dramatically improved performance compared to older protocols, ZMODEM also