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Altera_Forum's avatar
Altera_Forum
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17 years ago

Retaining unused logic with Quartus?

I have some logic that is entirely unattached to anything else in a design (and intentionally so), but I don't want Quartus to remove it. It looks fine in the synthesized .vqm, but it gets yanked be...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
17 years ago

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The Quartus setting on the help page copied below should take care of the outputs that don't drive anything.

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I tried what you suggested, but without success, probably because the logic had both zero fan-in and zero fan-out. I appreciate the suggestion though.