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Altera_Forum
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13 years ago

Problem with FFT of 32768 points and more

Hello, I have created a FFT with MegaWizard Plug-in Manager of the 13.0 Quartus version, with the following parameters : Target Device family : Stratix III Transform Length : 16384...
Altera_Forum's avatar
Altera_Forum
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13 years ago

I have contacted Altera regarding this problem, and there was indeed a bug with the 64 bits FFT Matlab Model for these FFT lengths.

To resolve it, the file Sfftmodel.mexw64 available in "QUARTUS_DIR\ip\altera\fft\lib" should be replaced by the attached file.