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Re: [avrdude-dev] ATMega8535 on avr910
From: |
Theodore A. Roth |
Subject: |
Re: [avrdude-dev] ATMega8535 on avr910 |
Date: |
Tue, 5 Aug 2003 11:41:08 -0700 (PDT) |
On Tue, 5 Aug 2003, Brian Dean wrote:
> On Mon, Aug 04, 2003 at 11:21:04PM -0700, Eric Williams wrote:
>
> > Has anyone had any luck programming the ATMega8535 with avrdude on a avr910
> > programmer? (DigiKey has discontinued the AT90S8535.) I tried modifying
> > the avrdude.conf file to give the m8535 the avr910_devcode of the Mega83,
> > and the program cycle ran, but the verify fails on the first byte. I'm not
> > afraid of hacking my avr910 if that's what it takes, but I don't have the
> > tools to build a binary of avrdude. I'm running v4.1.0 under Win2K.
>
> Not sure if you did this or not, but be sure and erase the chip before
> programming the flash. You can use the '-e' option to do this at the
> time you program the flash. Without doing this, you'll typically get
> verify errors if the chip previously contained a program.
I don't think that the avr910 firmware is mega85xx aware. You're
probably going to have to hack that. You can get a version of the
firmware here:
http://savannah.nongnu.org/cgi-bin/viewcvs/avrdude/avr910/
Ted Roth