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MMC

arunease
Associate II

‎2016-02-01 05:54 AM

Posted on February 01, 2016 at 14:54

Hi

i am having some trouble when writing to mmc using  sdio without any filesystem. Even i have problem with addressing.  Does anyone have the example for writing and reading SD card without fiesystem ?

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Tesla DeLorean
Guru

‎2016-02-01 09:39 AM

Posted on February 01, 2016 at 18:39

It's just a block storage device, you might assume they are 512 byte blocks

STM32F4xx_DSP_StdPeriph_Lib_V1.6.0\Project\STM32F4xx_StdPeriph_Examples\SDIO\SDIO_uSDCard\main.c

The routines below diskio.c in FatFs are supposed to read/write linear runs of blocks.

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