基于以太网的测控总线

Measure and Control Bus based on the Ethernet

本文以以太网为基础,研究了嵌入式网络接口的设计方案,论述了以太网在工业总线中的应用,给出了用以太网接口将测控仪器联网,并接入因特网的方法。给出了单片机和通用以太网NE2000兼容网卡的具体接口电路,这种电路结构简单,实现方便,具有很好的实用价值。

This thesis focuses on the design methods of the Embedded Interfaces based on the Ethernet,including Ethernet's applications to the Industrial Bus,also including the way to connect Measure and Control Instruments,and the way to connect them to the Internet.This thesis particularly mentions the circuit of the MUP and that of the General Ethernet NE2000Compatible Network Cards,which are simply constructed,easily applicable and very practical.