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Re: C source code for Radix-2 FFT decimation-in-frequency al
I have found origin of this FFT program.
Try this links
**broken link removed**
and
http://www.gweep.net/~rocko/FFT/
Re: C source code for Radix-2 FFT decimation-in-frequency al
1) It's DIF with radix-2 and radix-4 (selectable from command line)
2) Any size of power 2 (2^x) for radix-2 and power 4 (4^x) for radix-4.
3) I have not knowledge about this uC.
4) Input data from console if GEN is defined or from...
Re: C source code for Radix-2 FFT decimation-in-frequency al
Maybe this code will be useful for you
#include <stdio.h>
#include <stdlib.h>
#include <math.h>
#include <sys/time.h>
#define PI 3.14159265359
#define MAXPOW 24
struct complex
{
double r;
double i;
};
int pow_2[MAXPOW]...
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