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Altera_Forum's avatar
Altera_Forum
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15 years ago

FFT length doesn't correspond to output? DSP builder

I'd really appreciate some help, I've been working at this for some time now, I'm trying to verify my fft megafuntion in dspbuilder. I'm using a 64 point length streaming architecture, for the ...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
15 years ago

One possibility is that your sine input is played broken in phase per 64 frame. Try set your sine input to 16 or 32 or 64 data points per cycle.