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Lpc2000

Index last updated: 2026-04-28 23:31 UTC

Message

Re: SD card boot sector location

2005-12-23 by derbaier

--- In lpc2000@yahoogroups.com, "theothervmax" <vmax@g...> wrote:
>
> 
> Thank you Dave for your hint cause it helped me so much. When I
tried to read the value at this address (454) directly in some
different sectors, I found that my card content dumping mechanism
doesn't display correctly one fourth of a sector (128 bytes), the last
portion. When I got it working right, everything had become visible.
> Regards,
>    Max
> 

I'm glad I was able to help!  The article that I suggested mentioned
that you will always find an offset like you found with MMC/SD card
FAT file systems, but the offset would not exist in a disk FAT
filesystem. For the 32MB cards that I am using the offset is 0x20.

-- Dave

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