SBAU141A January   2009  – April 2024 PCM2912A

 

  1.   1
  2.   Description
  3.   Get Started
  4.   Features
  5.   Applications
  6.   6
  7. 1Evaluation Module Overview
    1. 1.1 Introduction
    2. 1.2 Kit Contents
    3. 1.3 Specification
    4. 1.4 Device Information
  8. 2Hardware
    1. 2.1 Pin Assignments and Terminal Functions
    2. 2.2 Interface and Connections
  9. 3Software
    1. 3.1 Software Setup Guide
      1. 3.1.1 Basic Operating Setup for Windows 10
        1. 3.1.1.1 Basic Setup Before Evaluation
        2. 3.1.1.2 Volume and Mute Settings
        3. 3.1.1.3 Sampling Frequency
      2. 3.1.2 Basic Operating Setup for Mac OS
        1. 3.1.2.1 Basic Setup Before Evaluation
        2. 3.1.2.2 Volume Settings
        3. 3.1.2.3 Sampling Frequency
  10. 4Implementation Results
    1. 4.1 Evaluation Setup
    2. 4.2 Performance Data and Results
      1. 4.2.1 Measurements for Dynamic Characteristics
      2. 4.2.2 Playback Performance
      3. 4.2.3 Recording Performance
  11. 5Hardware Design Files
    1. 5.1 Schematics
    2. 5.2 PCB Layout
    3. 5.3 Bill of Materials (BOM)
  12. 6Additional Information
    1. 6.1 Trademarks
  13. 7Related Documentation
  14. 8Revision History

3.1.1.2 Volume and Mute Settings

Follow these steps to configure the volume settings for headphones, microphone, and the recording options.

To set the headphone volume:

  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 Playback options and select the Levels tab, as Figure 4-3 illustrates.
  3. Set the output volume, mute, and the balance for headphones from –76 dB to 0 dB.

To set the microphone sidetone:

  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 Playback options and select the Levels tab, as Figure 4-3 illustrates.
  3. Set the volume and the mute levels for the microphone sidetone from –76 dB to 0 dB.
GUID-BE8F9BB9-1083-4E7F-A218-1498D7164F1F-low.gifFigure 3-3 Speakers Properties—Levels Tab (Windows)

To set the record volume:

  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 Record options and select the Levels tab, as Figure 4-4 illustrates.
  3. Set the microphone volume and the recording mute level from –12 dB to +30 dB.
GUID-7F5943BF-3FBD-482E-A5C9-BC601C036A08-low.gifFigure 3-4 Microphone Properties—Levels Tab (Windows)

After this process is complete, the system volume setting for each component is maintained even if EVM is plugged in/out.