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Altera_Forum's avatar
Altera_Forum
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14 years ago

Problem in controlling FFT megacore function???

Hi, I'm currently working in a project, in which I use FFT block to correlate signal. I got stuck in simulating the fft block. My block do fft for 1024 points. I use a clock 1Mhz to clock. I simu...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
14 years ago

It's fine to not use clk enable so long as you didn't select it as an option when you created the function.

I'm not sure I understand your SOP and EOP question, how are you trying to generate it from one source?

The SOP and EOP need to indicate the packet size to the FFT engine. I haven't tested it myself, but if you set the distance between the two to longer than the packet length, I imagine it's going to continually overwrite the final value until the EOP signal is received.