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28377的CAN通讯问题



像以前28335的CAN通讯可以通过接收消息等待寄存器(CANRMP)和传输确认寄存器(CANTA) 来判断邮箱是否成功接收到信息和数据是否成功发送出去。而28377的话好像没看到类似的状态寄存器,请问那怎么去判断邮箱是否成功接收到信息或数据已成功发送出去?