Modified Goertzel Algorithm in DTMF Detection Using the TMS320C80 DSP

Texas Instruments

Published Date: 06/01/1996

Description

This document presents a modified Goertzel algorithm for DTMF tone detection on a TMS320C80 ('C80) 32-bit multiprocessor digital signal processor (DSP). The algorithm detects the incoming frequency wi

Parts

Part Number Name Companion Part
SM320C80GFM50 SM320C80GFM50 Buy Datasheet
SM320C80HFHM50 SM320C80HFHM50 Buy Datasheet
TMS320C80GF TMS320C80GF Buy Datasheet
TMS320C82GGP50 TMS320C82GGP50 Buy Datasheet
TMS320C82GGP60 TMS320C82GGP60 Buy Datasheet
TMX320C82GGP TMX320C82GGP Datasheet
TMX320C82GGP50 TMX320C82GGP50 Datasheet
TMX320C82GGP60 TMX320C82GGP60 Datasheet