Quartus

Can't place enhanced PLL <name> in PLL location <name> because the location does not allow a feedback in port


CAUSE: You assigned the specified enhanced PLL to the specified PLL location. However, the PLL uses the feedback in port but the PLL location on the device does not have one.
ACTION: Modify the design so that the specified PLL does not use a feedback in port, or assign the PLL to a PLL location that has a feedback in port.

See also:

Assigning an Entity or Node to a Location
Changing Assignments
Deleting Assignments in the Assignment Organizer
Overview: Making Assignments
Overview: Working with Assignments in the Floorplan Editor

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