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参考原本demo中spi4的设置，增加了一路spi0的配置，spi0会卡在state_busy并且sck异常，spi4正常。 Spi_Master_Dma_Demo.zip
你用的是开发板吗？ 如果是开发板的话，你选的几个引脚不太合适，PTB0 and PTB1 接了 LINPHY，另外两个接了 按键
Diga 是开发板，好的，我查下
发帖前请查看
帮助没办法联网的电脑使用YCT
帮助改进和优化YT CONFIG TOOL，有机会抽取YTM32B1ME0 EVB哦...
