Goertzel Algorithm (DTMF) with Texas Instruments C5510 / C6713 DSK

Version 1.0.0.0 (763 KB) by Richard Sikora
Using the Goertzel Algorithm to identify which buttons have been pressed on a touch telephone.
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Updated 22 Jul 2003

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Uses a microphone to listen to the sounds generated when buttons are pressed on a touch telephone and to display result on a PC. C code application for the Texas Instruments TMS320C5510 DSK.May also be applied to other devices in the C5000 family. The frequency response curves for each Goertzel frequency are provided in MATLAB and also in a Word document. This code may be used as a starting point for student projects.

Cite As

Richard Sikora (2024). Goertzel Algorithm (DTMF) with Texas Instruments C5510 / C6713 DSK (https://www.mathworks.com/matlabcentral/fileexchange/3745-goertzel-algorithm-dtmf-with-texas-instruments-c5510-c6713-dsk), MATLAB Central File Exchange. Retrieved .

MATLAB Release Compatibility
Created with R13
Compatible with any release
Platform Compatibility
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Version Published Release Notes
1.0.0.0