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Altera_Forum's avatar
Altera_Forum
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15 years ago

Source synchronous constraints for both edges in TimeQuest

I've been working my way through the tutorials and Rysc's document. Unfortunately, the waveforms don't match what I'd expect. I thought I'd see the min-rise output delays from the rising edge of th...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
15 years ago

According to my shallow TimeQuest familiarity, the tool by default checks rise => rise, rise => fall, fall => rise, fall => fall.

So you need to cut off rise => fall and fall => rise for botj setup and hold