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Altera_Forum's avatar
Altera_Forum
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18 years ago

How to add additional delay in selected path?

TimeQuest report that there exist a hold violation critical path, and the slack is -4ns. How can I add additional 4ns delay in the path without change the functionality? I have try to add four N...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
18 years ago

Do you mean that if I check out:

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Assignment->Settings->Fitter Settings and make sure "Optimize hold timing" is set to "All paths". This will allow the fitter to add the data delay you need. You may also want to turn on "Optimize fast-corner timing.

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Then the fitter will add delay when necessary, so that hold violation will never occur?