CSR BlueCore CSR8640 BGA, User Manual

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CSR8640 Stereo Headset Details
Bluetooth Profiles
■ Bluetooth v3.0 specification support
■ HFP v1.6 wideband speech (HD voice ready)
■ HSP v1.2
■ A2DP v1.2
■
AVRCP v1.4
■ Support for smartphone applications (apps)
Improved Audio Quality
CSR’s latest 2-mic CVC audio enhancements for
narrowband and wideband connections including:
■ 2-mic far-end audio enhancements
■ Near-end audio enhancements (noise suppression
and AEQ)
■ Wind noise reduction
■ Packet loss concealment
■ Bit error concealment
■ Automatic gain control and automatic volume
control
■ Frequency expansion for improved speech
intelligibility
■
mSBC codec support for wideband speech
Music Enhancements
■ Configurable 5-band EQ for music playback (rock,
pop, classical, jazz, dance etc)
■ SBC, MP3, AAC and Faststream decoder
■
Stereo widening (S3D)
■ Volume Boost
Additional Functionality
■ Support for voice recognition
■ Support for multi-language programmable audio
prompts
■ CSR's proximity pairing and CSR's proximity
connection
■ Multipoint support for HFP connection to 2 handsets
for voice
■ Multipoint support for A2DP connection to 2 A2DP
sources for music playback
■ Talk-time extension
Headset Configurator Tool
Configures the CSR8640 stereo headset ROM software
features:
■ Bluetooth v3.0 specification features
■ Reconnection policies, e.g. reconnect on power-on
■
Audio features, including default volumes
■ Button events: configuring button presses and
durations for certain events, e.g. double press on
PIO for last number redial
■ LED indications for states, e.g. headset connected,
and events, power on etc.
■ Indication tones for events and ringtones
■ HFP v1.6 supported features
■ Battery divider ratios and thresholds, e.g.
thresholds for battery low indication, full battery etc.
■
Advanced Multipoint settings
CSR8640 Stereo Headset Development Kit
■ CSR8640 stereo headset demonstrator board
■ Music and voice dongle
■ Interface adapters and cables are available
■ Works in conjunction with the CSR8640 stereo
headset Configurator tool and other supporting
utilities
■ For order code details contact CSR
Advance Information
This material is subject to CSR's non-disclosure agreement
© Cambridge Silicon Radio Limited 2011
Page 3 of 110
CS-209182-DSP1
www.csr.com
CSR8640 BGA
Data Sheet