参数资料
型号: STAC9221D5TAEYYX
厂商: INTEGRATED DEVICE TECHNOLOGY INC
元件分类: 编解码器
英文描述: 8-CHANNEL HIGH DEFINITION AUDIO CODEC
中文描述: PCM CODEC, PQFP48
封装: LEAD FREE, LQFP-48
文件页数: 44/172页
文件大小: 1129K
代理商: STAC9221D5TAEYYX
STAC9220/9221/9223
8-CHANNEL HIGH DEFINITION AUDIO CODEC
PC AUDIO
IDT
44
STAC9220/9221/9223
V 0.96 102706
8-CHANNEL HIGH DEFINITION AUDIO CODEC
6.5.12.
AFG PwrState
6.5.13.
AFG UnsolResp
[14:8]
NumSteps
R
0x7F
Number of steps in the gain range = 128
(-96dB to +0dB)
[7]
Rsvd1
R
0x0
Reserved
[6:0]
Offset
R
0x7F
0dB-step is programmed with this offset
Table 34. AFG PwrState Command Verb Format
Verb ID
Payload
Response
Get
F05
00
See bitfield table
Set1
705
See bits [7:0] of bitfield table
0000_0000h
Table 35. AFG PwrState Command Response Format
Bit
Bitfield Name
RW
Reset
Description
[31:8]
Rsvd2
R
0x0
Reserved
[7:4]
Act
R
0x2
PS-Act: Actual power state of referenced node.
[3:2]
Rsvd1
R
0x0
Reserved
[1:0]
Set
RW
0x2
PS-Set: Current power setting of referenced node.
0: All Powered-On
1: D1 = > PR0, PR1
2: D2 = > PR0, PR1, PR2, PR6, EAPD
3: D3 = > PR6, PR5, PR3, PR2, PR1, PR0, EAPD
Note: PR4 is not mapped in HD Audio
Table 36. AFG UnsolResp Command Verb Format
Verb ID
Payload
Response
Get
F08
00
See bitfield table
Set1
708
See bits [7:0] of bitfield table
0000_0000h
Table 33. AFG OutAmpCap Command Response Format
Bit
Bitfield Name
RW
Reset
Description
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