Re: [avrdude-dev] attiny40 on avrdude

[Rene Liebscher]

What about the patch #7724 "Add TPI support for Bus Pirate using bitbang 
mode"?

I did not try it, but it claims to use TPI with bitbang mode. So maybe this 
could be used for some further work on this topic.

Kind regards

René
>             -------- Original-Nachricht --------
> Datum: Tue, 5 Jun 2012 14:19:19 +0200
> Von: Joerg Wunsch <address@hidden>
> An: "address@hidden" <address@hidden>
> CC: justin cooke <address@hidden>
> Betreff: Re: [avrdude-dev] attiny40 on avrdude
> 
>             As justin cooke wrote:
> 
> > Is it possible to program the attiny40 with avrdude in ponyser mode?
> 
> I don't think it's possible at all, due to the timing constraints
> implied by the TPI protocol.  I think this requires some kind of
> controller support.
> 
> At the very least, even if it were possible, nobody contributed
> TPI bit-bang code so far for use with these direct bit-bang
> programmers, so it's not sufficient to just add a few lines of
> config file, and be done with it.
> 
> (Better subscribe to the list if you want to participate in
> communication.)
> -- 
> cheers, J"org               .-.-.   --... ...--   -.. .  DL8DTL
> 
> http://www.sax.de/~joerg/                        NIC: JW11-RIPE
> Never trust an operating system you don't have sources for. ;-)
> 
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