readme_dft32_unopt.txt

基于TS201 32-bit floating point DFT routine

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		Basic 32-bit floating point DFT routine (64 point)

Analog Devices, Inc.
DSP Division
Three Technology Way
P.O. Box 9106
Norwood, MA 02062


Files contained in this directory:

ADSP-TS101.ldf
ADSP-TS101_dft_unopt.dpj	VisualDSP project file
ADSP-TS201_dft_unopt.dpj	VisualDSP project file
dft_unopt.dpj			VisualDSP project file
dft_unopt.asm			Floating point DFT
cache_macros.h			TS201S macro file which includes macros to enable the cache
MAKEWAVESC.C			Test Signal Generator for Floating Point Data
makewavesc.exe
sin64.dat
test64.dat
Readme_dft32_unopt.txt		This README file

 
This routine performs an N point real DFT according to the following equation:

		    N-1
real(k)+j*imag(k) = SUM input(n)[C - j*S]; k=0 to N-1
		    n=0

where: C=cos(2*pi*k*n/N), S=sin(2*pi*k*n/N), j=sqrt(-1)