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Altera_Forum's avatar
Altera_Forum
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12 years ago

ModelSim Incorrect PLL output frequency

I have a PLL in my design that was generated using the MegaWizard tool. When I simulate my design in ModelSim, the output frequency of the PLL is not correct. I can modify the output frequency using ...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
12 years ago

What have you set the Modelsim resolution to?

It needs to be ps with PLLs, often things default to ns.

I've been caught with this a couple of times but from memory most of the time things just don't work if this is the problem.

Nial.