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Altera_Forum's avatar
Altera_Forum
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18 years ago

FFT 7.1 streaming mode

Hi folks, I have two issues with the FFT 7.1 MegaCore in streaming mode. It is configured as 256-point 10-bit FFT. 1. when simulated in ModelSim, the functional model generated by MegaWiza...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
18 years ago

I'm not sure whether you are referring to the same problem. But I did resolve the problem# 1 in my original post.

It was caused by a race condition between clock and async reset to the fft block. Once the condition was removed, I got expected simulation result.

We don't do post-synthesis simulation here so I can't confirm the problem you were having.