alc885-gr Realtek Semiconductor Corporation, alc885-gr Datasheet - Page 66

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alc885-gr

Manufacturer Part Number
alc885-gr
Description
7.1+2 Channel High-performance Hda Codec With Content Protection
Manufacturer
Realtek Semiconductor Corporation
Datasheet

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8.15. Verb – Get Power State (Verb ID=F05h)
7.1+2 Channel High-Performance HDA Codec
With Content Protection
Get Command Format
Bit [31:28]
Codec Response for NID=01h (Audio Function Group)
Codec Response for other NID
CAd=X
31:6
31:0
5:4
3:2
1:0
Bit
Bit
Node ID=01h
Bit [27:20]
Reserved. Read as 0’s
Reserved. Read as 0’s
PS-Set, Set Power State [1:0]
Description
PS-Act. Actual Power State [1:0]
00: Power state is D0
01: Power state is D1
10: Power state is D2
11: Power state is D3
PS-Act indicates the actual power state of the referenced node. For Audio Function Group nodes
(NID=01h), PS-Act is always equal to PS-Set
00: Power state is D0
01: Power state is D1
10: Power state is D2
11: Power state is D3
PS-Set controls the current power setting of the referenced node
Description
Not supported (returns 00000000h)
Table 58. Verb – Get Power State (Verb ID=F05h)
Verb ID=Ah
Bit [19:8]
Payload Bit [7:0]
58
0’s
Codec Response Format
Power State [7:0]
Response [31:0]
ALC885 Series
Datasheet
Rev. 1.1

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