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AM3354通过SPI1与STM32F427的SPI2通信,数据乱码/不正常

Other Parts Discussed in Thread: AM3354

STM32F427 通过 SPI2(从机)使用DMA的方式将 ADC采集的数据传送给 AM3354 的 SPI1;

同时,STM32F427也通过USART2 将ADC采集的数据发出。 

现在,PC端通过串口接收到的数据正常,正常ADC波动范围;

但是AM3354 通过SPI接受的数据非常乱,数值毫无规律。

大家有没有遇到过SPI通信数据异常/乱码等现象呢?怎么解决?