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本文介绍了如何用单片机控制ＭＯＤＥＭ，通过电话线传输流量数据，实现电话远传流量集测系统。文中给出了硬件系统原理图及部分程序清单。
This article describes how to use a single-chip control MODEM, through the telephone line to transmit traffic data, remote call flow set to achieve measurement system. The article gives the hardware system schematic diagram and part of the program list.