On Tue, Nov 18, 2008 at 5:27 PM, Peter LaDow <[EMAIL PROTECTED]> wrote:
> Well, I've got a board based upon the ATmega2561 that I've just > received the boards for. I'm now in the process of assembling the > boards, and soon will be debugging code I have for the device. I've > used GCC and AVaRICE/GDB to do work in the past, and have enjoyed it. > > The only problem now though is that I no longer have access to my > JTAGICE MkII. I've switched jobs, and I had to give back my pod I was > using. And looking at the price of the MkII, I'm shocked ($300!). > Well, I guess I shouldn't be since $300 is paltry for companies. But > for the hobbyist, like me, it is a bit pricey. > > So looking at the alternatives for debugging I find only the AVR > Dragon (at least on the Atmel site). But the AVR Dragon only supports > debugging of devices with 32k or less of flash, which isn't > appropriate for my device. > > So, are there other alternatives? Or am I going to have to bite the > bullet and fork out the $300 for the MkII? > > Seems to me I've heard of several clones out there, can't recall the name > of any unfortunatly, but maybe a google search constrained to the site of > the avr list archives, or avrfreaks.net would turn one up... > > I'm not overly pleased with the jtagice anyway - I have 3 all with dead > flex cables (I hope) that I haven't got around to fixing - debug devices > should be a bit more durable... > > There has also been some work in avrdude for supporting third party ftdi > ft2232-based jtag tools for ISP, but I haven't heard any movement as far as > debugging, and I think it has to be over spi, not jtag pins. If anyone ever > took up the gauntlet, the prefferred open-source tool for processor > debugging at the moment is called "openocd" - gets alot of press in ARM > (i.e. SAM7) circles. > > Steve > >
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