Texas Instruments DEM-PCM2912A EVM specification

Basic Operating Set-Up—Windows Vista

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To set the ADC sampling frequency:

1.Open the Sound options from the Control Panel. (Start→Control Panel→Sound)

2.Open the microphone properties of the USB audio codec from the Sound options and select the Advanced tab, as Figure 3-6illustrates.

3.Select the desired ADC sampling frequency from seven options: 8 kHz, 11.025 kHz,16 kHz, 22.5 kHz, 32 kHz, 44.1 kHz, and 48 kHz.

Figure 3-6. Microphone Properties—Advanced Tab (Windows Vista)

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Set-Up Guide

SBAU141–January 2009

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Texas Instruments DEM-PCM2912A EVM manual To set the ADC sampling frequency

Contents

Users Guide Submit Documentation Feedback Contents List of Figures List of Tables Submit Documentation Feedback Read This First About This Manual How to Use This ManualInformation About Cautions and Warnings If You Need Assistance FCC Warning Related Documentation From Texas InstrumentsTrademarks Description Pin Assignments and Terminal Functions Key Features Introduction-PCM2912A Pin Assignments and Terminal Functions TopView Name Functional Block Diagram DEM-PCM2912A EVM Functional Block Diagram Submit Documentation Feedback Getting Started Electrostatic Discharge Warning Block DiagramDEM-PCM2912A EVM Connectors Interface and Connections Set-Up Guide Basic Operating Set-Up-Windows Vista Basic Operating Set-Up-Windows Vista Windows Vista Volume and Mute Settings To set the record volume Sampling Frequency To set the ADC sampling frequency Basic Operating Set-Up-Windows XP Sound and Audio Devices Properties-Audio Tab Windows XP Volume Settings Speaker Window for Volume Setting Windows XP Basic Operating Set-Up-Windows XP Basic Operating Set-Up-Mac OS 12. Sound-Input Tab Mac OS 13. Sound-Output Tab Mac OS 14. Audio Midi Setting Window Mac OS 15. QuickTime Audio Recording Controls 16. Audio Midi Setting Window Mac OS Submit Documentation Feedback Measurements for Dynamic Characteristics Evaluation and Measurements Measurements for Dynamic Characteristics Playback Performance Line Output Playback Performance ΩHeadphone Output Playback Performance Recording Performance Dout Schematic, PCB Layout, and Bill of Materials Schematics Printed Circuit Board Layout Component List Schematics DEM-PCM2912A EVM Schematic Printed Circuit Board Layout DEM-PCM2912A EVM Board Layout-Silkscreen Component List Bill of Materials Value2 Evaluation BOARD/KIT Important Notice FCC Warning Important Notice