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Altera_Forum
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15 years ago

A very strange hold violation report

Hi, I met with a very strange problem when using TimeQuest Timing Analyzer trying to achieve the requirement. The analyzer reported a hold violation, but the two nodes of the violated path is ...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
15 years ago

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Hi,

you should check some setting.

Assignments -> Settings -> Fitter settings

set Optimize hold timing to "All paths"

Kind regards

GPK

--- Quote End ---

Hi, pletz.

Thank you for your advise. I have followed the Timing Advisor and selected the "All paths". Maybe it is because that I used a gated clock and I did not constrain it. And so the gated clock has a relatively large skew if it drives registers via non-global clock dedicated routing resource?