Forum Discussion
Pack_of_lone_wolves
Occasional Contributor
Occasional ContributorPlacement constraints for PLL in QPP
There is the feature called as logic lock which can fix placement of a node, I want to know if it is possible to use logic lock for fixing position of PLL? I get a warning in plan stage of fitter as "...
You can choose "Location" for that version of Quartus Prime.
AqidAyman_Altera
Regular Contributor
Regular ContributorFrom my opinion, logic lock will reduce the flexibility for you on the timing side of the design. My suggestion is you need to change the PLL location through the qsf assignments.
Pack_of_lone_wolvesOccasional Contributor
Occasional ContributorIf I refer QPP settings file reference manual, what type of settings should be used to ensure desired PLL placement?
