CAN总线技术白皮书
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目 录
1. 概述 ............................................................................................................... 1
1.1 技术优点 ..................................................................................................... 1
2. CAN 总线介绍 ................................................................................................................. 2
2.1 CAN 总线协议 ........................................................................................................... 2
2.2 CAN 总线物理特性 ...................................................................................... 3
2.3 CAN 总线帧格式及帧类型 .......................................................................... 4
2.3.1 CAN 总线帧格式 ................................................................................... 4
2.3.2 CAN 总线帧类型 ................................................................................... 4
2.4 相关术语 .................................................................................................... 7
2.4.1 CAN 总线仲裁机制 ............................................................................... 7
2.4.2 DLC ........................................................................................................... 8
2.4.3 帧间空间 ............................................................................................. 8
2.4.4 位定时 ............................................................................................................... 9
2.4.5 同步 ..................................................................................................... 10
2.4.6 CAN 总线错误 ................................................................................................. 11
3.参考文献 ............................................................................................................................ 14
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