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Multiplex ethernet cards communication and redundancy switch based on 82559 in VxWorks
Author(s): 
Pages: 100-103
Year: Issue:  12
Journal: ELECTRONIC MEASUREMENT TECHNOLOGY

Keyword:  VxWorks82559多网卡通信冗余切换;
Abstract: 本文在嵌入式实时操作系统VxWorks下配置多网卡通讯进行了研究和实现,并且着重阐述了双网卡同IP同物理地址冗余切换的方法.文中分析了VxWorks操作系统下设备驱动程序在系统中的层次结构和网口设备驱动程序的运行机制,并在此基础上针对Intel 82559网络芯片给出了BSP的具体配置和实现代码,这些方法已经成功运用在以PC/104工控机作为硬件平台的项目中.
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