Re: [avrdude-dev] ATtiny2313 and pony-stk200 problems?

[E. Weddington]

On 25 Jun 2004 at 10:46, Galen Seitz wrote:

> Bob Paddock <address@hidden> wrote:
> 
> > When reading the signature byte I usually get
> > odd signatures like this:
> > 
> > 0x1e7f22
> > 0x003d00
> > 0x000102 (the most common, Atmel indicates this means the
> >            device has been secured; it has not)
> 
> I have no experience with the 2313 or pong-stk200, but I had a similiar
> problem with the mega48 and the stk500.  I could not read the signature
> bytes reliably.  It turned out that the SPI clock being used by the
> stk500 was higher than allowed by the default clock configuration of the
> mega48.  I ended up patching avrdude to allow the stk500 spi clock to be
> set to a lower speed.

And that patch is still in the patch manager here:
<http://savannah.nongnu.org/patch/?func=detailitem&item_id=3136>