Cirrus Logic CDB48500-USB, Руководство пользователя, Страница: 16 / 52

Introduction
CDB48500-USB Evaluation Kit Guide
DS784DB1 © Copyright 2008 Cirrus Logic, Inc. 2-6
2.1.4 Running a Stereo PCM Application on CDB48500-USB
To run a stereo PCM application, follow these steps:
1. Launch DSP composer (Start
→
Program
→
Cirrus Logic DSP
→
CS485XX
→
DSP Composer).
2. In DSP Composer, go to File
→
Open and open C:\CirrusDSP\CS485XX\projects\pcm.cpa.
3. Press the GO button
4. Insert PCM material into the DVD player (e.g., music CD). If a DVD is being used as the audio source,
make sure that the DVD Player (or other digital audio source) is configured to output PCM data.
5. Press Play on the DVD player (or other digital audio source). You should now hear audio from the
speakers.
2.1.5 Downloading Other Applications
Separate project files (.cpa) are provided for other applications such as Dolby
®
Pro Logic
®
II, DTS
Neo6
™
, Audistry
™
by Dolby
®
, SRS Circle Surround
®
etc. In order to evaluate these, please contact your
local FAE to ensure the necessary licensing agreements have been completed. Please note that the
CDB48500-USB does not support multi-channel decoding such as Dolby Digital
®
or DTS
®
because the
CS485XX DSP is only a post-processor and does not contain a decoder.
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