基于CAN总线的轮询通信系统设计
投稿时间:2018-09-22  修订日期:2018-11-07  点此下载全文
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作者单位邮编
王高高* 国网安徽省电力有限公司凤台县供电公司 232100
王伟伟 中建一局集团第一建筑有限公司 
中文摘要:针对传统CAN总线通信系统基于仲裁发送机制所存在的通信通道易堵塞、实时性、可靠性差问题,设计了CAN总线节点轮询通信系统。系统CAN总线通信机制为采用主从控制下的节点轮询方式。最后,通过实验完成了CAN轮询通信测试,结果表明,CAN通信实时性高,整机运行稳定、可靠。
中文关键词:CAN总线  节点轮询  STM32
 
Design of polling communication system based on CAN bus
Abstract:Aiming at the problems of communication channel blockage, poor real-time and low reliability for traditional communication system of CAN bus based on arbitration transmission mechanism, a CAN bus node-polling communication system is designed. The communication mechanism of the system adopts node-polling of CAN bus under master-slave control. Finally, the CAN polling communication test is completed through the experiment. The results show that the CAN communication has a high real-time performance and the whole machine runs stably and reliably.
keywords:CAN bus  node polling  STM32
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