MMC read problem help

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faiflay

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i build project that read data from the MMC but the main problem that the address of the first block to be read must be the first address of sector N*512 although the address in the write command it can be address of any byte
SO

i use pic16f877 in assembly lang and i successful to :
1- initializing the MMC
2- set block length as 32 byte
3- read and write from MMC but in only address N*512 (N=1,2,3,.......)

i access MMC without FAT system

i need to read from any address in MMC not only N*512 (N=1,2,3,.......)
i need to access any block in MMC

how can i do this?
 

gothrough your code again
 

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