根据示波器捕获到的波形来判断接受的是什么数据👍，当然还得结合SPI是在那种模式下工作的https://blog.csdn.net/yihui8/article/details/54316888?ops_request_misc=%257B%2522request%255Fid%2522%253A%2522162833580016780265411320%2522%252C%2522scm%2522%253A%252220140713.130102334.pc%255Fall.%2522%257D&request_id=162833580016780265411320&biz_id=0&utm_medium=distribute.pc_search_result.none-task-blog-2~all~first_rank_v2~rank_v29-2-54316888.first_rank_v2_pc_rank_v29&utm_term=SPI%E7%9A%84%E5%9B%9B%E7%A7%8D%E6%A8%A1%E5%BC%8F%E6%9C%89%E4%BB%80%E8%8E%AB%E5%8C%BA%E5%88%AB&spm=1018.2226.3001.4187
