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智能车竞赛,关于SD卡读写问题
使用MM32F3270例程里面的SDIO[img]data:image/png;base64,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[/img] 能正确读出SD卡的信息,但是在调用函数 [img]data:image/png;base64,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[/img] 对SD卡进行写入的时候,返回成功,但是数据并未写入。请问可能是什么原因?
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