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Altera_Forum's avatar
Altera_Forum
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10 years ago

Using fpga to implement long length FFT

Hello Guys, I got a long length data, and want to convert the data from time domain to frequency domain. These data from ADC, the sampling frequrency is 20MHz, and sampling time is about severa...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
10 years ago

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yes you are right.

which IO? I have absolutely no idea

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Hi kaz,

I'm sorry to confuse you, i mean which I/O data flow i should select for this application?

For FFT application, i saw someone else's project, who converted the ADC's data to signed value, is this necessary?

Thanks