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.

关于C6748 SPI做从机接收异常问题

我用DSP做从机用中断接收数据,接收主机发的数据,但是每次接收都是FF,疑问:DSP做从机的话,是不是不需要纠结DSP的SPI设置速率是否和主机的一样?有什么情况导致一直接收都是FF?从进中断的次数看接收字节数量是对的,但是数据是错的都是FF,什么问题呢?