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Altera_Forum
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12 years ago

Dynamic Phase Shift Q13.1

I am currently using a Cyclone V device and was able to successfully dynamically change the frequency back and forth using the PLL Reconfiguration megafunction. I am not getting correct resul...
Altera_Forum's avatar
Altera_Forum
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12 years ago

As a follow up for informational purposes, Altera has released an errata document that shows the phase shifting would not work in some silicon revisions of the Cyclone V FPGAs.

The document (at the time) is located here:

http://www.altera.com/literature/es/es_cyclone_v.pdf

ES-1035-2.1 last dated December 2013

Since then I have received a new version of the silicon that should have the dynamic phase shifting working, but it is still not working. My service request is still open (started in November of 2013) and there has been no conclusion yet.