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AR# 5549

M1.5i Virtex Timing - Timing Engine incorrectly propagates PERIOD thru 2 CLKDLLs in Virtex.

説明

General Description:

Using the Virtex DLL appnote, a 4x clock specification was

created. A NET PERIOD constraint was put on the clock pad

net. The PERIOD is adjusted through the first DLL correctly,

but is not adjusted for the second DLL. If gets the same value

as the first DLL.

ソリューション

A fix for this problem is included in the 1.5i Service Pack 2. For details

on this Service Pack see http://www.xilinx.com/techdocs/5887.htm

AR# 5549
作成日 08/31/2007
最終更新日 01/18/2010
ステータス アーカイブ
タイプ 一般