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tie lu xin hao xi tong zhong yi tai wang zhuan can wang guan she ji
Author(s): LIU Zhen
Pages: 27-
30
Year: 2012
Issue:
5
Journal: Railway Signalling & Communication Engineering
Keyword: 信号系统; 以太网; CAN总线;
Abstract: 设计一种适用于铁路信号系统的以太网转CAN网关设备,将PowerPC405EP作为主控处理器芯片,采用Linux操作系统,利用其自带的协议栈实现以太网通信功能,外扩SJA1000实现CAN总线数据收发功能.为了便于工程施工和现场快速配置,相关通信配置文件及应用程序均存储在外扩的CF卡中.另外,系统还配备了专用的监测以太网接口通道,设备开通运营后可将其工作状态和上下行的通信原始数据上传至监测计算机用于故障分析.
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