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这边通过spi发送的数据为{0x9f,0xa5,0xa5,0xa5}, 通过如图修改这个时间得到了发送的相应数据
抓到回复的波形如下
使用的是中断发送
返回的数据与读到的数据不符合会是什么问题导致的呢
https://forum.ytmicro.com/topic/688/spi通信失败fail排查方向指南?_=1740386542444可按照此帖子排查,着重关注被通信芯片的配置及协议层面的要求。
发帖前请查看
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