WM8980CGEFL/RV WOLFSON [Wolfson Microelectronics plc], WM8980CGEFL/RV Datasheet - Page 27

• Manufacturer Part Number: WM8980CGEFL/RV
• Description: Stereo CODEC with Speaker Driver and Video Buffer
• Manufacturer: WOLFSON [Wolfson Microelectronics plc]

Pre-Production
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Figure 12 Volume Update Using Zero Cross Detection
Figure 13 Volume Update after Timeout
If there is a long period where no zero-crossing occurs, a timeout circuit in the WM8980 will
automatically update the volume. The volume updates will occur between one and two timeout
periods, depending on when the INPPGAUPDATE bit is set as shown in Figure 13.
PP, Rev 3.8, May 2012
WM8980
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