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f28377s CAN多机通讯偶尔超时



现在我用can通讯连了16个设备,都是F28377的板,运行的同样的程序,但是经常会出现通信超时的情况,总线负载在160帧每秒,终端电阻120欧姆,波特率500k,采样点80%,两个设备通讯没有问题,越多问题出现的超时现象越频繁,驱动程序是按照官方例程做的,请问有什么解决方案