USB firmware block footer

Albert Cahalan acahalan at
Wed Aug 15 11:41:19 EDT 2007

On 8/15/07, Holger Schurig <hs4233 at> wrote:
> > Anybody know what the last 4 bytes of each block are?
> > I'm seeing a 16-byte header, up to 508 bytes of data,
> > and a 4-byte footer.
> I don't know it, but I guess it's kind of a checksum, e.g.
> ones-complement, crc32, whatever.

Two checksums?

There is a CRC in the 16-byte header.

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