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AR# 29733

10.1i Floorplan Editor/Virtex-4/-5 - Virtex-4 IDELAY primitive cannot be constrained to Virtex-5 IODELAY Site

Description

Flooplan Editor will not allow you to constrain Virtex-4 IDELAYs to Virtex-5 IODELAY sites. When is this going to be fixed?

Solution

This is a known issue. To work around this, manually add the constraints to the ucf file.

AR# 29733
Date Created 03/24/2008
Last Updated 05/22/2014
Status Archive
Type General Article