摘要
现场总线是近20年发展起来的新技术,CAN总线是一种应用广泛的现场总线,在工业测控和工业自动化等领域有很大的应用前景。本文中介绍了CAN总线的数据传输特点、消息机制以及消息包的格式,并对can总线中的帧类型、数据帧、远程帧、出错帧、超载帧及帧空间的概念和结构进行了详细论述,最后综合CAN总线的技术和特点,预测了can总线的发展趋势。
The field bus is a new technology appeared in the lately twenty years. The CAN bus is a widely used field bus and it can be used in the industry automation and measurement. The feature of the data transportation, the information system, and the information package format were discussed briefly in this paper, and the frame types, the data frames, the remote frames, the error frames, the over loading frames and the conception of the frame space were discussed in detailed. Finally, the trend of the can bus＇s development was mentioned.
出处
《中国测试技术》
2006年第1期130-131,144,共3页
CHINA MEASUREMENT & TESTING TECHNOLOGY
