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Altera_Forum's avatar
Altera_Forum
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13 years ago

Improving I/O timing

I'm trying to improve input/output timing on several signals but am confused as to which is the best way to go about it. Is it best to use set_input_delay or set_output_delay in the timequest .sdc f...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
13 years ago

The two issues are not alternatives. For io timing you need to set delays so that timequest knows how to achieve and report on io timing. The use of fast io registers helps achieve timing after entering delays.