Texas Instruments DEM-PCM2912A EVM Datenbogen
3.1.3 Sampling Frequency
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Basic Operating Set-Up—Windows Vista
Under the Windows Vista operating system, it is necessary to select a specific sampling frequency
because the sampling frequency cannot be changed on nearly all application software.
because the sampling frequency cannot be changed on nearly all application software.
To set the DAC sampling frequency:
1. Open the Sound options from the Control Panel. (Start
→
Control Panel
→
Sound)
2. Open the speaker properties of the USB audio codec from the Sound options and select the Advanced
tab, as
illustrates.
3. Select the desired DAC sampling frequency from seven options: 8 kHz, 11.025 kHz,16 kHz, 22.5 kHz,
32 kHz, 44.1 kHz, and 48 kHz.
Figure 3-5. Speakers Properties—Advanced Tab (Windows Vista)
SBAU141 – January 2009
Set-Up Guide
21