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TMS320F280049: 报文

Part Number: TMS320F280049

CAN通信中,请问为什么DSP接收的第一帧报文,ID18112701接收了2次报文这个现象是正常的吗?

ID 18122701也是这样的现象,其他的就没有这种问题出现。

如果不是正常现象是什么原因导致的?麻烦你给一个解答。谢谢了!