On Sunday 29 November 2009, Øyvind Harboe wrote:
> I have seen that some users feel very strongly about erasing
> particular banks and sectors and writing to these sectors, rather
> than using addresses. I have never fully understand why they
> feel so strongly about going the way of banks instead of addresses,
> but the fact of the matter is that they do.
With NAND it's easy to see why they won't use CPU addresses. :)
In general, using { bank, sector } addressing gives finer control
over the actual chip resources, and is less error prone, even for
NOR flash. You kind of want to avoid accidentally erasing (or
even protecting) the wrong data.
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