This thread has been locked.

If you have a related question, please click the "Ask a related question" button in the top right corner. The newly created question will be automatically linked to this question.

SPI 输入误码率高问题



dear all,

    我适应SPI DMA方式block,每次接收一个字节。

发现CLK在大于100k时,接收的误码率极高,,这个时候输出正常。

CLK设置位80K就非常稳定。   难道SPI的输入管脚MISO 上升下降沿速率这么低?    还是需要哪里特殊配置下?