WM8983_10 Datasheet, PDF (34/124 Pages) Wolfson Microelectronics plc – Mobile Multimedia CODEC with 1W Speaker Driver

WM8983
Production Data
Figure 18 Volume Update Using Zero Cross Detection
If there is a long period where no zero-crossing occurs, a timeout circuit in the WM8983 will
automatically update the volume. The volume updates will occur between one and two timeout
periods, depending on when the INPPGAVU bit is set as shown in Figure 19.
Figure 19 Volume Update after Timeout
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PD, Rev 4.3, May 2010
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