基于以太网的多串口数据采集系统及应用  

Multi-serial Ports Data Collection System Based on Ethernet and Its Application

作　　者：叶之宁[1] 

机构地区：[1]浙江大学计算机学院,浙江杭州310027

出　　处：《工业控制计算机》2006年第6期30-31,共2页Industrial Control Computer

摘　　要：提出了一种基于工业以太网的多串口现场数据采集系统。该系统核心是由微处理器MCF5307控制的具有多个RS232接口和一个RJ45以太网接口的数据采集板,它能够通过串行口对数个监控对象进行并行数据采集,同时提供了以太网联网能力,实现了计算机远程监控。也介绍了处理器和通讯芯片的硬件连接设计和基本软件执行流程。A data collecting system based on industrial Ethernet is presented.The key part of the system is a data collecting circuit board which have multi RS232 terminals and one RJ45 Ethernet port controlled by a MCF5307, The board was used to obtain data from multi-objects by RS232 port and communicate with supervisory computer benefiting from Ethernet.lt was also described that the hardware design of circuit system and software flow.

关 键 词：微处理器 多串口扩展 以太网 TCP/IP 

分 类 号：TP273[自动化与计算机技术—检测技术与自动化装置]