WM8973 Wolfson Microelectronics Ltd., WM8973 Datasheet - Page 37
WM8973
Manufacturer Part Number
WM8973
Description
The WM8976 is a low power, high quality stereo codec designed for portable applications such as Digital still camera or Digital Camcorde
Manufacturer
Wolfson Microelectronics Ltd.
Datasheet
1.WM8973.pdf
(61 pages)
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Production Data
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Table 32 Headphone Switch
Figure 11 Example Headset Detection Circuit Using Normally-Open Switch
Figure 12 Example Headset Detection Circuit Using Normally-Closed Switch
R24 (18h)
Additional
Control (2)
REGISTER
ADDRESS
6
5
BIT
HPSWEN
HPSWPOL
LABEL
0
0
DEFAULT
Headphone Switch Enable
0 : Headphone switch disabled
1 : Headphone switch enabled
Headphone Switch Polarity
0 : HPDETECT high = headphone
1 : HPDETECT high = speaker
PD Rev 4.2 September 2005
DESCRIPTION
WM8973L
37
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