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User's Guide
SLAU285 – July 2009
TLV320AIC3111 EVM
This user’s guide describes the operation of the TLV320AIC3111 EVM evaluation module (EVM). The
EVM features a TLV320AIC3111 stereo audio codec, amplifiers for speakers and headphones, and a
digital signal processing module. Together with the USB-MODEVM board, the TLV320AIC3111 Control
Software and a PC running Windows™ XP it is a plug-and-play solution to evaluate the capabilities of the
TLV320AIC3111.
The information in a caution or a warning is provided for your protection. Read each caution and warning
carefully.
Contents
1 EVM Overview ............................................................................................................... 2
1.1 Introduction .......................................................................................................... 2
1.2 Box Contents ........................................................................................................ 2
1.3 Related Documentation From Texas Instruments .............................................................. 2
2 EVM + PC .................................................................................................................... 3
2.1 EVM Preparation .................................................................................................... 3
2.2 Control Software .................................................................................................... 3
2.3 Installation ........................................................................................................... 4
2.4 Concepts ............................................................................................................. 4
2.5 Main Window ........................................................................................................ 5
2.6 Dialogs and Active Objects ........................................................................................ 6
3 EVM Hardware ............................................................................................................. 17
3.1 Connectors and Jumpers......................................................................................... 17
3.2 EVM Schematics .................................................................................................. 20
3.3 EVM Bill of Materials .............................................................................................. 21
Appendix A USB-MODEVM Schematic ...................................................................................... 23
Appendix B USB-MODEVM Bill of Materials ................................................................................ 24
Appendix C USB-MODEVM Protocol ......................................................................................... 26
List of Figures
1 TLV320AIC3111 EVM + USB MODEVM ................................................................................. 3
2 Main Window ................................................................................................................. 5
3 Initialization Script ........................................................................................................... 7
4 Command Dialog ............................................................................................................ 8
5 Register Inspector ........................................................................................................... 9
6 Clock and Digital Signal Routing ......................................................................................... 11
7 Digital Configuration: Codec Clock / PLL ............................................................................... 12
8 Advanced Clock Settings. ................................................................................................. 13
9 Audio Interface .............................................................................................................. 14
10 Automatic Gain Control .................................................................................................... 15
11 DRC Transfer Function and DRC Dialog ............................................................................... 16
List of Tables
1 Analog I/O ................................................................................................................... 17
I2S, I2C are trademarks of Koninklijke Philips Electronics N.V.
Windows is a trademark of Microsoft Corporation.
SLAU285 – July 2009 TLV320AIC3111 EVM 1
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