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[参考译文] TMDXRM57LHDK:如何获取 RM57 SCI Rx 缓冲器中的字节数?

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https://e2e.ti.com/support/microcontrollers/arm-based-microcontrollers-group/arm-based-microcontrollers/f/arm-based-microcontrollers-forum/575972/tmdxrm57lhdk-how-to-get-the-number-of-how-many-bytes-in-the-rm57-sci-rx-buffer

器件型号:TMDXRM57LHDK

我的客户在调试 RM57x 串行端口(SCI)时遇到问题:
SCI RX 缓冲区的大小为8个字节、只有缓冲区已满、有一个标志告诉用户缓冲区已满。是否有办法获得 Rx 缓冲区中的字节数?