Agreed. But from the external view, all you see are sectors that you can
read and write.


On Wed, Mar 25, 2009 at 1:53 PM, Lennart Sorensen <
[email protected]> wrote:

> On Wed, Mar 25, 2009 at 11:47:07AM -0400, Jim Donelson wrote:
> > .
> > As far as the card is concerned, it just has sectors you can read and
> write.
> > Where are these "lists" kept? The spec never address this.
>
> The spec covers the external interface.  The internal implementation
> details is not a concern for the spec.
>
> So you can make a card that simply gives you a fixed mapping.  Filesystems
> like FAT would kill that rather quickly.
>
> You can make one that does full lovely wear leveling and it would last
> much longer.
>
> Other than one dying sooner than the other, there is no difference that
> the user can see from the outside.  Both would provide a certain number
> of sectors that you can access.  How those sectors map to the flash
> chips internally is really none of the users business.
>
> --
> Len Sorensen
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