access to CF card registers doesn't look good

Marcelo Tosatti marcelo at kvack.org
Fri Feb 23 14:59:01 EST 2007


On Fri, Feb 23, 2007 at 09:23:41AM +0100, Holger Schurig wrote:
> > >    Check the Card Configuration and Scratch port register
> > > (0x3f)
> >
> > The docs I have mention _0x3E_, and accordingly to your dump
> > that is
> >
> > zeroed:
> > > 003e: 008f
> >
> > Ronak >> It should be two stage download.
> 
> Okay, in this case the card configuration and scratch register is 
> 0x8F. Which is invalid according to the the spec. Is the card 
> broken?
Holger,

The Card Configuration and Scratch Port Register is at 0x3E, not 0x3F. 

So it contains "00", not "8F".



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