现场总线Profibus-DP主从站数据交换探讨  

Discussion on Master-Slave Data Exchange of Profibus-DP Fieldbus

作　　者：张志峰[1] 王坚[1] 赵静[1] 

机构地区：[1]东华大学信息学院,上海200051

出　　处：《低压电器》2004年第4期35-37,57,共4页Low Voltage Apparatus

摘　　要：介绍了Profibus-DP网络的基本特性、结构、主从通信原理。然后结合奥地利贝加莱公司(B&R公司)现场总线模块对主从站Profibus-DP数据交换的实现方法作了详细地讨论。The communication principles, structure, characteristics of Profibus-DP network were introduced. The implement method of data exchange between main station and substation ( with fieldbus modules of B & R company) with Profibus-DP protocol was detailedly discussed.

关 键 词：现场总线 PROFIBUS-DP 数据交换 物理层 数据链路层 

分 类 号：TP336[自动化与计算机技术—计算机系统结构]