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Altera_Forum
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10 years ago

FFT problem. Simulation vs HW's execution

Hi, I'm having some problems with the utilization of the FFT IP from altera. I have a architecture that uses 4 FFTs in paralel. The simulation in the modelsim the project is doing fine. But when I've...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
10 years ago

If you have 4 instants of same ip in parallel with exactly same input then they should give same output.

If not either your inputs are not timed together or you have timing problem.|Have you set your sdc timing constraints?