16.3.4 Volume Boost
The volume boost feature on the CSR8640 BGA is a dynamic range compander and provides:
■
Additional loudness without clipping
■
Multi-stage compression and expansion
■
Processing modules for dynamic bass boost
■
Easy to use GUI, with drag points, see Figure 16.5
Figure 16.5: Volume Boost GUI with Drag Points
■
Louder audio output without distortion
16.4
CSR8640 Stereo Headset Development Kit
CSR's audio development kit for the CSR8640 BGA, order code DK-8640-10061-1A, includes a CSR8640 stereo
headset demonstrator board and necessary interface adapters and cables are available. In conjunction with the
CSR8640 stereo headset Configurator tool and other supporting utilities the development kit provides the best
environment for designing audio solutions with the CSR8640 BGA.
Important Note:
The CSR8640 Stereo Headset audio development kit is subject to change and updates, for up-to-date
information see
.
Advance Information
This material is subject to CSR's non-disclosure agreement
© Cambridge Silicon Radio Limited 2011
Page 101 of 110
CS-209182-DSP1
CSR8640 BGA
Data Sheet
