AVR-Chat

There have been limited discussions on AVRFreaks:

http://www.avrfreaks.net/index.php?name=PNphpBB2&file=viewtopic&t=34050

Jim

On Wed, 14 Dec 2005 17:01:02 -0000
 "mihai_hagianu" <mihai_hagianu@yahoo.com> wrote:
> 
> 
> hi everybody,
> 
>  is there any community effort into reverse engineering
> the debugWire
> protocol already started ?
> 
>  as atmel is not releasing this protocol, i guess this is
> the only way
> one could implement tools for debugging AVR targets under
> diffrent
> platforms (linux for example)
> 
>  I was looking into it as a possible future module for
> the monitor
> software which  allow ddd/gdb interraction with an AVR
> micro.
>  The project i'm working on in my spare time is at: 
> 
> http://sourceforge.net/projects/avrhmon
> 
> ..still in infant stage but functional... unfortunately
> it takes 3
> pins away from the application while debugging
> (mosi/miso/sck), also
> timer0 is used for the "stepping" trick. I plan
> implementing a 1-pin
> version.. preferably with debugWire, but, if not
> possible, an
> asynchronous bidirectional link would do.. but i'd sill
> prefer
> debugWire (or both)
> 
> thanx in advance for any info.
> mihai
> 
> 
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