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单片机通过SPI读写SD卡.使用5v系统操作3.3V的sd卡.很有借鉴价值...

于 2022-08-15 发布 文件大小:136.32 kB
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单片机通过SPI读写SD卡.使用5v系统操作3.3V的sd卡.很有借鉴价值-SCM SPI literacy through SD cards. 5v use of the system 3.3V sd card. Very valuable reference

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