STAC9228 Integrated Device Technology, STAC9228 Datasheet - Page 157

• Manufacturer Part Number: STAC9228
• Description: Theater Quality Eight Channel High Definition Audio Codec With Digital Microphone Interface
• Manufacturer: Integrated Device Technology

IDT™
STAC9227/9228/9229/9230
8-CHANNEL HIGH DEFINITION AUDIO CODEC
6.22. DMic1 Node (NID = 0x14)
8-CHANNEL HIGH DEFINITION AUDIO CODEC
6.22.1. DMic1 WCap
[31:24]
[23:20]
[19:16]
[15:12]
[15:8]
[10]
[11]
Bit
[7:0]
[9]
[8]
[7]
[6]
Bit
Get
Bitfield Name
ProcWidget
DigitalStrm
UnsolCap
SwapCap
ConnList
PwrCntrl
Bitfield Name
Rsvd2
Rsvd1
Delay
Type
Table 344. DMic0 ConfigDefault
Config2
Config1
Table 346. DMic1 WCap
Table 345. DMic1 WCap
IDT CONFIDENTIAL
RW
Verb ID
R
R
R
R
R
R
R
R
R
R
F00
RW
RW
RW
157
0xF = Disabled
0x4 = Enabled
Reset
0x0
0x0
0x0
0x0
0x0
0x0
0x0
0x0
0x0
Reset
Command Response Format
0x01
0xF0
Command Verb Format
Command Response Format
Color = Unknown;
Misc = Jack detect override.
Association = Fh;
Sequence = 0h.
Reserved
Widget type = Pin Complex
Number of sample delays through widget
Reserved
No left/right channel swap capability
No support for Power State control
Widget supports an Analog stream (since
the digital microphone input is a SDM signal
that needs to be processed by the digital
filters, it is not a true bit for bit digital stream
like I2S or SPDIF where samples are
passed through unchanged)
No connection list is present
No support for Unsolicited Response
No Processing Controls parameter
Payload
09
STAC9227/9228/9229/9230V 1.0 MARCH 2007
Description
Description
See bitfield table.
Response
PC AUDIO