Texas Instruments PCM5122/42EVM-U, Руководство пользователя

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Introduction
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1 Introduction
CodecControl software is intended to facilitate user evaluation of TI audio codecs. It includes a wide range
of features, depending on the specific codec capabilities. The PCM5122/42EVM-U works together with the
CodecControl software. It connects to a PC via an available USB port and enumerates as a USB-class
audio device. Once configured with the CodecControl software, the EVM acts as a sound card that can
play back audio from the PC, depending on how the device is set up.
For a more detailed description of the PCM512x and PCM514x product line , refer to the product data
sheet available from the Texas Instruments web site at http://www.ti.com/ .
Throughout this document, the abbreviation EVM and the term evaluation module are synonymous with
the PCM5122/42EVM-U. Unless otherwise noted, all references to the PCM5122/42 indicate complete
functionality of all four related devices (PCM5121, PCM5122, PCM5141 and PCM5142).
1.1 Information About Cautions and Warnings
This document contains caution statements.
CAUTION
This is an example of a caution statement. A caution statement describes a
situation that could potentially damage your software or equipment.
The information in a caution or a warning is provided for your protection. Please read each caution and
warning carefully.
1.2 Related Documentation from Texas Instruments
The following document provides information regarding TI's integrated circuits used in the assembly of the
PCM5122/42EVM-U. These documents are available from the
TI web site . The last character of the
literature number corresponds to the document revision that is current at the time of the writing of this
document. Newer revisions are available from the TI web site at
http://www.ti.com/ .
Data Sheet Literature Number
PCM5122/42 SLAS759
TAS1020B SLES025A
SRC4392 SBFS029C
1.3 Applications Questions
If you have questions regarding either the use of this evaluation module or other TI evaluation modules,
post a question in the Audio Converters forum at
http://e2e.ti.com . Include the product in which you are
interested in the subject heading.
1.4 FCC Warning
This equipment is intended for use in a laboratory test environment only. It generates, uses, and can
radiate radio frequency energy and has not been tested for compliance with the limits of computing
devices pursuant to subpart J of part 15 of FCC rules, which are designed to provide reasonable
protection against radio frequency interference. Operation of this equipment in other environments may
cause interference with radio communications, in which case the user at his own expense is required to
take whatever measures may be required to correct this interference.
2 PCM5122/42EVM-U SLAU444 – May 2012
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