? CAN总线的特点
? CAN总线拓扑图及其模型
? CAN总线分层结构
? 物理特性
? CAN总线报文
? 仲裁机制
? 错误类型及处理机制
? 总结(CAN protocol introduction below
characteristics of the CAN bus
CAN bus topology and its model
CAN bus layered structure
physical properties
CAN bus message
arbitration mechanism
Error types and processing mechanism
summary)