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SPI配置没问题,时序也是按照数据手册上写的,处理器用的是STM32F405
读一个值不为0x00或者0xFF的寄存器值,比如芯片id,只要读到的值和你的芯片一致,说明初始化ok,读写时序ok。复位后,有些寄存器的值不是0x00或者0xFF的,你可以读取这些寄存器的值。