STAC9228 Integrated Device Technology, STAC9228 Datasheet - Page 77

• 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
8-CHANNEL HIGH DEFINITION AUDIO CODEC
6.7.2.
6.7.3.
DAC4 OutAmpRight
DAC4 OutAmpLeft
[31:8]
[6:4]
[3:0]
[6:0]
Bit
Bit
[7]
Set1
Set1
Get
Get
Bitfield Name
Bitfield Name
BitsPerSmpl
NmbrChan
Table 122. DAC4 OutAmpRight
Rsvd
Mute
Gain
Table 121. DAC4 OutAmpRight
Table 123. DAC4 OutAmpLeft
Table 120. DAC4 Cnvtr
Verb ID
IDT CONFIDENTIAL
Verb ID
BA0
3A0
B80
390
RW
RW
RW
RW
RW
RW
77
R
See bits [7:0] of bitfield table.
See bits [7:0] of bitfield table.
Command Response Format
Reset
Reset
0x7F
0x3
0x1
0x0
0x1
Command Response Format
Command Verb Format
Command Verb Format
Payload
Payload
Bits per Sample
000 = 8 bits
001 = 16 bits
010 = 20 bits
011 = 24 bits
100-111 = Reserved
Number of Channels Number of channels in
each frame of the stream.
0000 = 1 channel
0001 = 2 channels
...
1111 = 16 channels
Reserved
1 = mute is active
Amplifier gain step number
00
00
STAC9227/9228/9229/9230V 1.0 MARCH 2007
Description
Description
See bitfield table.
See bitfield table.
0000_0000h
0000_0000h
Response
Response
PC AUDIO