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[AKD7756-HF]
<KM101400>
2010/06
- 1 -
GENERAL DESCRIPTION
AKD7756-HF is a Hands-free evaluation kit for the AK7756 which is an audio processor with PCM
interface, EEPROM interface, mono voice audio CODEC and microphone pre-amplifier. A speaker
amplifier is integrated in this evaluation kit for easy evaluation of Hands-free function by connecting
external microphones and speaker units. It is possible to access to the AKD7756-HF via USB interface,
and adjustment of voice quality and noise attenuation level can be made with Windows GUI applications.
An external Flash Memory for DSP programming is integrated into this kit enabling a stand-alone
operation. In addition, an easy connection to a mobile phone is provided by integrated Blue Tooth module
for evaluations.
■
Ordering guide
AKD7756-HF
•
AK7756 Hands Free System (HFS) Box
•
USB Control Adapter
•
Monitoring
Board
•
AD-DC Converter for main power supply
•
Control
Soft
FUNCTION
Write/Read access to PRAM, CRAM, OFREG and control registers of AK7756
In/Output Ports: MIC-IN/SPK-OUT/S-AMPOUT/TEL-IN/TEL-OUT
Flash Memory (EEPROM) for parameter storage and stand-alone operation
Blue-Tooth transceiver
Monitor Board
AKD7756-HFS
BT-Transceiver
AK
7756
AK
2300
Xilinx
EEPRO
Wireless
Wired
Control Box
PC
AK7835
AK7756 Hands Free Evaluation Rev.0
AKD7756-HF