基于MODEM的电话订货系统的开发和设计

A Telephone Order System Based on Modem

文章介绍了一种通过调制解调器(MODEM)实现免提电话功能的电话订货系统。电脑通过串行口控制MODEM,实现电话机的功能,而无需真正的电话机。用户利用MODEM上的麦克风和耳机进行与顾客通话,从而可以解放出双手来进行电脑操作。最后,文章给出了系统的实现。

This paper introduce a telephone order system based on modem's function of full duplex speaker phone. Through a serial port, the computer implements the functions of a telephone through the modem. User can talk by microphone and earphone on the modem. Finally, the paper shows the implements of the system.