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Message

Re: AVRISP Construction

2005-04-02 by basicx_austin

--- In AVR-Chat@yahoogroups.com, "Alex Shepherd" <maillists@a...> wrote:
> > I just completed building my own programmer based on the 
> > AVR910 app note 
> > (http://atmel.com/dyn/resources/prod_documents/DOC0943.PDF ) and the 
> > helpful notes and code I found on this website: 
> > http://www.serasidis.gr/circuits/avr_isp/avr_isp.htm.
> 
> The problem with this AVR910 programmer is that it is so slow.... I have
> used it but only when I had to. Mostly I used the MegaLoad
Bootloader on a
> Mega8 so I used the AVR910 programmer to load the bootloader and
then just
> used the bootloader which is _really_ fast.
> 

I have updated my ISP so now it runs at 115,200 baud (6 times faster)
using software from Klaus Leidinger
(http://www.klaus-leidinger.de/mp/Mikrocontroller/AVR-Prog/AVR-Programmer.html
). The only real change was swapping the crystal to 7.3728MHz.

I also substantially updated my article and included a parts list
($8.36) from Mouser - see http://home.austin.rr.com/perks/basicx/Articles/

Mike

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