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一文详解Checksum和RollingCounter校验
为什么需要使用这两个信号? 因为CAN报文信号在汽车CAN总线网络中传输会出现衰减,也会受外界环境因素影响,比如电磁干扰,CAN总线网络遭到黑客入侵或攻击等现象,这些都可能导致接收端接收到的信号与发送端发出的信号不一致,因此就需要应用一些校验 ...
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