大部分接收到的为7Byte,但也有不定长的,如9Byte,设置FIFO深度7,那么当上位机发送9个byte时,剩下2个byte怎么去读取? 前7个是中断,剩下2个BYTE就不知道怎么去读了。各位大大有什么招吗?
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