SPI通信接收的数据始终和发送的一致,没有启用回环功能,外部硬件也没有连在一起,

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.
正常操作是,SPI发送完正常指令后,再继续下发32个clk时钟,才是收到正确的回信。
现在是从第一帧数据开始,就是发的什么,接收数据都是发送的数据。(和回环模式一样)