[SI-LIST] Re: PLD programming data

A good place to ask FPGA/EPLD questions is the Internet news group
comp.arch.fpga.
http://groups-beta.google.com/group/comp.arch.fpga

    -tom



-----Original Message-----
From: si-list-bounce@xxxxxxxxxxxxx [mailto:si-list-bounce@xxxxxxxxxxxxx]
On Behalf Of Zelno, John
Sent: Friday, January 28, 2005 8:17 AM
To: dp@xxxxxxxxxxx; si-list@xxxxxxxxxxxxx
Subject: [SI-LIST] Re: PLD programming data


Perhaps this Xilinx AppNote is what you're looking for...
http://direct.xilinx.com/bvdocs/appnotes/xapp058.pdf

-----Original Message-----
From: si-list-bounce@xxxxxxxxxxxxx
[mailto:si-list-bounce@xxxxxxxxxxxxx]On Behalf Of Steve Weir
Sent: Friday, January 28, 2005 8:04 AM
To: dp@xxxxxxxxxxx; si-list@xxxxxxxxxxxxx
Subject: [SI-LIST] Re: PLD programming data


Dimiter, if I understand correctly, you built your own programmer that=20
resides in an embedded system.  It should be straightforward for you to=20
implement a JAM player, and then you can program any number of JTAG
based=20
PLDs, including Xilinx.  Use the free tools to generate the programming=20
file, transfer the file to your embedded system and away you go.

Steve


At 03:38 PM 1/28/2005 +0200, Dimiter Popoff wrote:
>Hi everyone,
>
>this is not really a SI question, but I believe there are people on=20
>this list who might know the answer.
>
>  Several years ago I chose the Coolrunner PLD. It was Philips owned=20
>then, and I got most of the programming info from them. A key part was=20
>missing so I had to do some programming/reverse engineering miracles to

>get to it, but it took me a week or two and I was fine.
>  Before I knew Xilinx had bought the Coolrunner and, after they=20
>changed it, I needed new programming data. Contacting the support of=20
>Xilinx (a while back) was a waste of time, I was told that I had to=20
>first make a revenue of > about $ 20 millions/quarter then they might=20
>consider giving me the programming data. I am not sure (actually I=20
>doubt
>it) this is the official company line, especially since there seem to
>be free tools available anyway; my problem is that I don't want to
>buy a PC they want to sell me with the free tools and they have
>no version to run on my systems.
>  If someone would know of a way how I could get some programming data
>for the currently manufactured Coolrunners - or would know of an
>equally powerful and low-power replacement which would have the
>data available, NDA or not, please advise.
>
>Thanks,
>
>Dimiter
>
>P.S. I do not intend to market my programming software, it is strictly=20
>for internal use - if that would be a consideration at some point.
>
>------------------------------------------------------
>Dimiter Popoff               Transgalactic Instruments
>
>http://www.tgi-sci.com
>------------------------------------------------------
>
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The weirsp@xxxxxxxxxx e-mail address will terminate March 31, 2005.
Please update your address book with weirsi@xxxxxxxxxx


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