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Altera_Forum's avatar
Altera_Forum
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15 years ago

Illegal Time Range for Launch/Latch Clock Relationship

In using TimeQuest, I have come across the following warning: "Warning: The launch and latch times for the relationship between source clock: V_AABCLK1 and destination clock: bpll|altpll_compon...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
15 years ago

Reading various TimeQuest documents has led me to believe that, if domain crosses are properly synchronized, the analyzer will recognize this on its own, thus removing the need to false-path the initial cross from one domain to another. Am I incorrect in assuming this? Is it not better to multicycle the offending path to correct the launch/latch timing behavior?