Technical discussions about the TI C54x DSPs (including the c5401, c5402, c5402a, c5404, c5407, c5409, c5409a, c5410, c5410a, c5416, c5420, c5421, c5441, c549, c5470 and c5471).
Search Results for "rfft"
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the_believer_1976 - Feb 4 2004
does anyone have C code using cbrev() and rfft() functions
of DSP lib?
I have noticed that the example given in \examples\rfft, referred
Matthew Singer - Feb 12 2000
Anyone know of a publicly available RFFT for the C54 (02 and later 41)
will handle 2K points?
satish_tvs - Jul 20 2002
i was not able to use rfft and rifft functions provided in dsplib.
They are not giving correct results. cfft and cifft are working fine.
please let me k...
pet_dsp - Oct 5 2004
I am wondering if any experts here could help solve
my problems with using rfft (routine from TI's dsplib) on a 5402 DSP.
Here is my scenar...
Sazali Senawi - Oct 23 2002
Im still stuck when using the rfft function eventhough
Ive followed every advice ive found in the mailing
list archive concerning the rfft. Ive compared t...
jamesztyou - Aug 13 2002
I had searched the former msgs, but can not find answer. so I post a
help message again.
follow is the test code where FFTSZ is a const integer 256, noscale
Guilherme Martinhon - Jan 31 2006
I´m using the C5416 DSK and now I´m writing a code that do the FFT of a signal generated on the same code. I´ve used the cbrev functions, to r...
Guilherme Martinhon - Feb 7 2006
Hello people! I´pm working with the RFFT function and I´m testing my program with a sinusoidal signal with some number of samples and different FFT length. But I noticed th...
Vasudev Nayak - Aug 15 2002
Try using unpacki before calling the cbrev as rifft
takes in real input.
> Message: 2
> Date: Tue, 13 Aug 2002 12:37:56 -...
cbrev [2 Articles]
Sivaram Yadavalli - Jun 6 2003
i am rather new to code composer studio V2. i want to calculate the fft
of an array. i saw that there were some C-callable functions in dsplib and tried ...
ahgu - Oct 6 2003
When I get the result back, the data is reduced by a factor of 128. How t...
Santosh M Nadig - Jul 13 2001
Has anyone used the DSP library provided by TI for performing
N-point real FFT. It says that when the input is in bit-reversed order,
the output of rfft() ...
wei_wen_dai - Feb 2 2002
I am using the cfft and rfft functions from the TI's DSPLIB.
It is mentioned in TI's App Notes (SPRU518) that the code size of
both functions is about ...
Torgeir Jakobsen - Sep 8 1999
I have a small program where I use some of the functions from the TMS320C54x DSPLIB
I have a input time series...
Guilherme Martinhon - Jun 6 2006
Does someone in this groups use the RIFFT or CIFFT function? I´m using it, but I can´t reach some results. I´m doing a FFT of a real signal (using RFFT) anda aft...
Guilherme Martinhon - Feb 2 2006
Does someone know where I can found the definition of the Re-Im format? I´d like to know how can I interpret the output vector of the Rfft a...
Curl - Dec 4 2001
I'm not a C programmer, and i have little experience in this langage. I'd
like to ask a question to people who use the dsp library.
To perform an FFT ...
seba...@seareka.com - Apr 2 2008
I am working on DSK5416 and CCS.
I'm doing real-time using DMA and McBSP to communicate with the codec. I'm working with 16 bits words and with DSP/BIOS configurat...
FFT [2 Articles]
SACHIN JAIN - Jan 17 2002
i am using dsk5402 and CCS 2.0 for a real time
application and i have to calculate fft.
i write code to configure codec and i used ...