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TMS320F280049: CAN 通信问题

Part Number: TMS320F280049


DSP280049 CAN通信的两个问题

1.同样的程序如果使用数据帧模式,就能进入对应的邮箱中断,但是改成远程帧接收模式,能够进入中断函数,但是不会进入对应邮箱的中断中去,这是怎么回事呢??

2.如果使用数据帧可以看到 CAN_IF2ARB寄存器中的ID内有正确的接收ID号,但是只要改成远程帧接收,这个寄存器中就全为0,怎么回事呢???