Re: [partial-reconfig] Partial reconfiguration with the ICAP

["karel.bruneel@xxxxxxxxxx" <karel.bruneel@xxxxxxxxxx>]

Hi,

I found the cause of the problem conserning the downloading via JTAG.
I used EDK 6.3sp2. Now that I installed sp3 al goes well, the flashing is not itterupted anymore.

Regards,
Karel 
>----- Oorspronkelijk bericht -----
>Van
: Thomas Reinemann [mailto:Thomas.Reinemann@Masch-Bau.Uni-Magdeburg.DE]
>Verzonden
: dinsdag
, maart
 8, 2005 10:15 AM
>Aan
: partial-reconfig@itee.uq.edu.au
>Onderwerp
: Re: [partial-reconfig] Partial reconfiguration with the ICAP
>
>karel.bruneel@pandora.be schrieb:
>
>> Hi,
>> 
>> In the problem I discribe using the LEDs I reconfigure via JTAG (not
>> the ICAP). I have been thinking that the interuption of the flashing
>> might have something to do with the boundary scan methode which I
>> use, because the boundary scan is normaly intended to test a design.
>> In these test the PCB and the fpga are decoupled and the fpga can be
>> driven independantly of the pcb. It might be something like this that
>> causes the interuption. 
>You can send different commands to the boundary scan interface via JTAG, 
>only if boundary scan itself is really used pins are decoupled. The 
>Chipscope uses JTAG to, if you would use it, then you would always run 
>in trouble, making Chipscope senseless.
>
>> In that case it is not a problem because the
>> ICAP does not use the boundary scan methode. I've got to look deaper
>> into this. An other odd thing is that sometimes when I download the
>> bitstream the flashing of the leds stops permanently, the hole system
>> crashes. Have you evver encountered something like this?
>Yes, but only if the design wasn't correct. Therefore I would say your 
>is not.
>
>Bye Tom
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