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Altera_Forum's avatar
Altera_Forum
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14 years ago

Basic FFT megacore output question

When scaled, the output of the FFT megacore will contain the frequency components of its input? I would like to use each of the frequency components individually, this is possible? I would expect it ...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
14 years ago

the data will come out as a single stream. the order will depend on which mode the core is in

so to "see" individual frequency bins you'll need a counter and maybe a LUT (if you use bit-reversed addressing, for example)