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Re: [avrdude-dev] programming via CAN

From: Jörg Diederich
Subject: Re: [avrdude-dev] programming via CAN
Date: Fri, 17 Nov 2006 00:09:15 +0800


> From: "Daniel Kruszyna" <address@hidden>

> J?rg Diederich <address@hidden> wrote:
> > hello to everyone, i have been working on avrdude to support
> > programming via a controller area network interface. if there are any
> > interests in it, i would publish it (patches or whatever). in order to
> > give something back to the avrdude project. the solution uses the
> > libpcan from peak-systems. of course, it doesn't influence existing
> > work. just  the prerequiste of the libpcan needs a change to optional,
> > i guess.  bye j?rg
> What protocol are you using over CAN to do the programming? Did you
> also write the corresponding bootloader for the AVR?

the protocol is an extension, or better: a change, of a proposal made by 
atmel, as described in 
in detail, the change was necessary as i had to to support 
programming of multiple boards at the same time.
and yes, there's a bootloader for this, written with avr-g++ and 
the avr-libc.

bye joerg

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