IS-127 Enhanced Var Rate Speech Coder:Multichannel TMS320C62x Implementation (Rev. B)

Texas Instruments

Published Date: 01/04/2000

Description

This application report provides a detailed description of the implementation of the IS-12 enhanced variable rate speech codec (EVRC) on the Texas Instrument (TI)(tm) TMS320C62x digital signal processor (DSP). Topics include program structure code writing rules data/program memory requirements and performance evaluation. Issues on multichannel implementation and interrupts are also addressed.

Parts

Part Number Name Companion Part
TMS320C6201GGP167 TMS320C6201GGP167 Buy Datasheet
TMS320C6201GGP200 TMS320C6201GGP200 Buy Datasheet
TMS320C6202GJL250 TMS320C6202GJL250 Buy Datasheet
TMS320C6202GJLA200 TMS320C6202GJLA200 Buy Datasheet
TMS320C6202GLS200 TMS320C6202GLS200 Buy Datasheet
TMS320C6202GLS250 TMS320C6202GLS250 Buy Datasheet
TMS320C6203BGNY300 TMS320C6203BGNY300 Buy Datasheet
TMS320C6203BGNZ300 TMS320C6203BGNZ300 Buy Datasheet
TMS320C6203BZNY300 TMS320C6203BZNY300 Buy Datasheet
TMS320C6204GHKA200 TMS320C6204GHKA200 Buy Datasheet
TMS320C6205DGHK200 TMS320C6205DGHK200 Buy Datasheet
TMS320C6205DZHK200 TMS320C6205DZHK200 Buy Datasheet
TMS320C6205ZHKA200 TMS320C6205ZHKA200 Buy Datasheet
TMS320C6211BGFN150 TMS320C6211BGFN150 Buy Datasheet
TMS320C6211BGFN167 TMS320C6211BGFN167 Buy Datasheet
TMS320C6211BGFN180 TMS320C6211BGFN180 Buy Datasheet
TMS320C6211BZFN150 TMS320C6211BZFN150 Buy Datasheet
TMS320C6211BZFN167 TMS320C6211BZFN167 Buy Datasheet
TMS32C6202BGNZA250 TMS32C6202BGNZA250 Buy Datasheet
TMS32C6202BZNZA250 TMS32C6202BZNZA250 Buy Datasheet
TMS32C6203BGNZA250 TMS32C6203BGNZA250 Buy Datasheet
TMS32C6205DZHKA200 TMS32C6205DZHKA200 Buy Datasheet
TMS32C6211BZFN180H TMS32C6211BZFN180H Buy Datasheet
TMX320C6202GJL1220 TMX320C6202GJL1220 Buy Datasheet
TMX320C6202GJL225 TMX320C6202GJL225 Buy Datasheet
TMX320C6202GLS225 TMX320C6202GLS225 Buy Datasheet
TMX320C6204GHK TMX320C6204GHK Buy Datasheet
TMX320C6204GLW TMX320C6204GLW Buy Datasheet
TMX320C6205GHK TMX320C6205GHK Buy Datasheet