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STAC9766 Datasheet(PDF) 76 Page - Integrated Device Technology

Part # STAC9766
Description  TWO-CHANNEL, 20-BIT, AC??7 2.3 CODECS WITH STEREO MICROPHONE AND MIC/JACK SENSING
PDF  97 Pages
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Manufacturer  IDT [Integrated Device Technology]
Direct Link  http://www.idt.com
Logo IDT - Integrated Device Technology

STAC9766 Datasheet(HTML) 76 Page - Integrated Device Technology

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STAC9766/9767
TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH STEREO MICROPHONE AND MIC/JACK SENSING
PC AUDIO
IDT™
76
STAC9766/9767
V 7.4 12/06
TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH STEREO MICROPHONE AND MIC/JACK SENSING
8.4.8.
Revision Code (6Ch)
To access Register 6Ch, Page 00h must be selected in Register 24h.
Default: 00xxh
8.4.9.
Analog Special (6Eh)
To access Register 6Eh, Page 00h must be selected in Register 24h.
Default: 1000h
Table 28. Sensed Bits (Inputs)
Reported Value
Input Peripheral/Device
0h
Data not valid. Indicates that the reported value(s) is invalid.
1h
No connection. Indicates that there are no connected devices.
2h
Fingerprint. Indicates a specific fingerprint value for devices that are not specified.
3h
Microphone (mono)
4h
Reserved
5h
Stereo Line In (CE device attached)
6h
Reserved
7h
Reserved
8h
Reserved
9h
Headset (mono speaker left channel and mic.)
Ah
Other. Allows a vendor to report sensing other type of devices/peripherals. SR[5:0] together with
OR[1:0] provide information regarding the type of device sensed.
Bh-Eh
Reserved
Fh
Unknown (use fingerprint)
D15
D14
D13
D12
D11
D10
D9
D8
MINORREV
D7
D6
D5
D4
D3
D2
D1
D0
MAJORREV
Bit(s) Reset Value
Name
Description
15:8
00h
MINORREV
Minor Revision ID. These bits are read only and will be updated based on minor
device changes which will not require software changes.
7:0
xx
MAJORREV
Major Revision ID. These bits are read only and will be updated based on major
device changes.
D15
D14
D13
D12
D11
D10
D9
D8
RESERVED
AC97MIX
RESERVED
D7
D6
D5
D4
D3
D2
D1
D0
RSVD
MUTEFIX
DISABLE
ADCSLT1
ADCSLT0
RSVD MIC GAIN VAL SPLYOVR EN
SPLYOVR VAL



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