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Altera_Forum
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17 years ago

megacore fft 8.0 problem

Hi everyone, i face a strange problem with megacore fft. The operation mode i used is burst mode, Quad output, 1024 points, 2 engines and the device is Cyclone II Quartus II v80sp1 ...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
17 years ago

Hello again,

i'm having some problems with FFT megacore, because source_sop is never asserted and sink_ready is asserted just for a few clock's and then comes to low.

i'm using a 30ns clock.

I attach my simulator waveforms.

Thanks.