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Isnan's avatar
Isnan
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4 years ago

FFT IP not working

Dear All, I did some projects using FFT IP to process 20Khz signal from two-channel 5MSPS simultaneously ADC. however, the FFT IP from my design is not working properly. The source_imag of FFT Ip i...
Isnan's avatar
Isnan
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4 years ago

Dear Chee Pin,

Thank you for your reply,,

after your suggestion, I try to simulate using ModelSim, and the result is similar to real hardware, please see the figure attached.
I think the sop and eop signals are correct. I still can't understand why.
Also, I attach the full Quartus project of FFT simulation (.rar), hopefully you (or anyone) can help me to find the problem. Thank you

Sincerely,
Isnan