基于CAN总线智能建筑监控系统的通信协议设计  

Design of the Communication Protocol of the Intelligent Building Monitoring System Based on the CAN Bus

作　　者：王忠[1] 孙浩钦[1] 易茂祥[1] 

机构地区：[1]合肥工业大学电子科学与应用物理学院,安徽合肥230009

出　　处：《电子科技》2010年第7期62-65,共4页Electronic Science and Technology

摘　　要：从研究CAN2.0B总线规范入手,介绍了CAN总线规范的硬件基础,分析了CAN总线报文格式,通过对报文标识符的分配,设计了应用于该系统的通信协议,并给出了软件设计流程,较好地解决了智能建筑监控系统通信过程中的仲裁问题。In order to solve the deficiency about intelligent building monitoring system currently,according to the many advantages of CAN bus,the network of intelligent building monitoring system based on CAN-bus is proposed.Starting from the research of CAN2.0B bus specification,the hardware base about CAN bus specification is introduced and CAN-bus message format is analyzed.Through the distribution of packet identifier,the communication protocol for the system is designed and the software design process is given.The arbitration problem in communication process about intelligent building monitoring system is well solved.

关 键 词：智能建筑 CAN总线 通信协议 标识符 

分 类 号：TN915.04[电子电信—通信与信息系统]