基于CAN总线的电缆布线方法与终端电阻匹配  

Cable Routing Method Based On CAN Bus And Terminal Resistance Matching

作　　者：张强松 郭贝贝 

机构地区：[1]郑州新开普电子股份有限公司,河南郑州450001 [2]河南工学院电气工程系,河南新乡453000

出　　处：《数字技术与应用》2017年第12期37-38,共2页Digital Technology & Application

摘　　要：在当前信息交互量剧增的情况下,要求实时性好、抗干扰能力强、成本低廉的通讯手段在对信息通讯系统提出了更高的要求。基于CAN总线的通讯方式以期独特的优点被行业广泛采用。CAN总线的布线方式灵活,可根据实际工程需要灵活设计。其信息传输质量与通讯效果受布线质量及终端电阻匹配影响较大,鉴于此,作者对布线方式及终端电阻匹配进行研究并提出电阻匹配标准,有利于现场施工人员参考。With the increasing information interaction,the communication means which require good real-time performance,strong antiinterference ability and low cost have put forward higher requirements for information communication system.The communication mode based on CAN bus is widely used in the industry for it＇s unique advantages.The wiring mode of CAN bus is flexible and can be designed according to the actual engineering needs.The quality of information transmission and the communication effect are greatly influenced by the wiring quality and terminal resistance matching.In view of this,the author studies the wiring mode and terminal resistance matching,and puts forward the standard of resistance matching,which is helpful for on-site construction personnel.

关 键 词：CAN总线 终端电阻匹配 电缆布线 

分 类 号：TN915.02[电子电信—通信与信息系统]