[avr-gcc-list] Re: [avr-chat] Avrdude and JTAG / Dragon...

[David VanHorn]

On Mon, Mar 2, 2009 at 11:33 AM, David VanHorn <address@hidden> wrote:
>> Yes, these ribbon cables appear to suffer from severe crosstalk at
>> times.  I've also had reports from a friend about similar figures.
>> Just keep the ribbon cable short then.  Put some isolating foil around
>> the Dragon itself, so you can place it close to the target.
>
> Termination is an issue, scope the pins and see what the signals look
> like at the AVR end.
> You'd think that the Atmel version might have handled this better than
> the clones, but that's not guaranteed to be true.
>



-- 

"The very powerful and the very stupid have one thing in common. Instead of
altering their views to fit the facts, they alter the facts to fit their
views... which can be very uncomfortable if you happen to be one of the
facts that needs altering." Doctor Who, Face of Evil