IMPLEMENTATION OF FAST FOURIER TRANSFORM ALGORITHMS W/TMS32020(CONTAINS SCANNED

Fast Fourier Transforms (FFT), containing a class of computationally efficient algorithms implementing the Discrete Fourier Transforms (DFT), are widely used in DSP applications. In this report on FFT, the development of the FFT from the continuous Fourier Transform and DFT is first presented. Issues regarding the implementation of the FFT with the TMS32020 processor are then discussed, such as scaling, special FFT structures, and system memory and I/O considerations. The report also includes the TMS32020 code for 256-point and 1024-point FFT algorithms.

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