Re: Carte Blanche fails to program...Help needed

["Charlie" <charlieDOTd@verEYEzon.net>]

"Nama" <forums6000@mac.com> wrote in message 
cd489746-a26b-49f0-865d-72c3d8036eef@a21g2000prj.googlegroups.com">news:cd489746-a26b-49f0-865d-72c3d8036eef@a21g2000prj.googlegroups.com...
On Feb 24, 9:45 am, Nama <forums6...@mac.com> wrote:
> On Feb 24, 6:44 am, "Charlie" <charlieD...@verEYEzon.net> wrote:
> > "Nama" <forums6...@mac.com> wrote in message
>
> >210b1b5c-7c55-4ecd-a562-31171c43cd49@t13g2000prc.googlegroups.com">news:210b1b5c-7c55-4ecd-a562-31171c43cd49@t13g2000prc.googlegroups.com...
>
> > > Ok..still having a few issues. My Chinese replica USB cable arrived
> > > today, and seems to work well.
>
> > Great!
>
> > > I reprogramed the FPGA, but I then have
> > > to reprogram the flash memory to make the fix permanent. The problem
> > > is that I get a 'no card detected' when I insert the BITSTREAMS SD
> > > card (supplied with the CB). (The demo SD card is recognized and
> > > works). I tried making a new Bitstream SD card, and that is also not
> > > recognized! If I take the files out of the subdirectories on this
> > > card, the card is then recognized, but does not show any contents.
> > > Strange behavior.
>
> > > Does anyone have any advice?
>
> > I've never had the 'no card detected' message with the BITSTREAMS SD but
> > I've had it act flakey (JAT reset error or no error but not show 
> > anything on
> > the card). Taking it out and re-inserting it a couple times fixed the
> > problem.
> > No other card ever had this problem.
>
> > I don't think there is anything special about the BITSTREAMS SD (other 
> > than
> > mine has the 'write protect' tab removed). I've put bitstreams directly 
> > on
> > other SD cards on the root directory and had no problem Flashing the 
> > onboard
> > memory.
>
> > The only other thing I can think of off hand is that the bitstream that 
> > you
> > are transferring by way of your new USB cable is in some way not right. 
> > Did
> > you modify the bitstream? If so try transferring the original bitstream
> > before flashing the memory.
>
> > Charlie
>
> Hi Charlie,
> I've reinserted it a few time and also used a different JAT file which
> I downloaded direct from the CB website. Still not getting any
> recognition of this card. I've loaded other .bit files with no
> problems at all, so I can't see why the JAT bit file would be a
> problem. This is very frustrating indeed. As I mentioned, inserting
> the demo card also gives me a card not recognized, but doing a reset
> on the Apple then pulls up the list of files it contains, and I can
> run them no problem. A reset while using the bitstream card does not
> have this effect. I'll keep trying stuff, and see if I can't see some
> sort of pattern to the problem.
>
> Thanks again
>
> Phil

> All working now. In the end the solution to all my problems was
> actually very simple...unplug the Xilinx cable!!! The flash guide on
> the CB page doesn't mention this so maybe this is something quirky
> about the chinese model I purchased.

I'm glad you got it working.  I have no idea why you would need to unplug 
the Xilinx cable.  My cable has never been unplugged. But whatever works.

Charlie