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AR# 11502

3.1i Virtex-II PAR - Router does not use the dedicated routing resources from IOBs to DCM inputs.


Keywords: clock, DCM, IOB dedicated, direct, connect

Urgency: Standard

General Description:
PAR fails to use the direct connection available from IOB input paths to DCM inputs.


This problem is fixed in the latest 3.1i Service Pack, available at:
The first service pack containing the fix is 3.1i Service Pack 8.
AR# 11502
Date 10/21/2008
Status Archive
Type General Article
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