alc269qsrs-gr Realtek Semiconductor Corporation, alc269qsrs-gr Datasheet - Page 51

• Manufacturer Part Number: alc269qsrs-gr
• Description: High Definition Audio Codec With Embedded Class D Speaker Amplifier
• Manufacturer: Realtek Semiconductor Corporation

8.15. Verb – Get Power State (Verb ID=F05h)
8.16. Verb – Set Power State (Verb ID=705h)
High Definition Audio Codec with Embedded
Class D Speaker Amplifier
Get Command Format
Codec Response for NID=01h (Audio Function Group)
Note: Specific blocks will be powered down in each power state. Refer to section 7.5 Power Management, page 23.
Codec Response for other NID
Set Command Format
‘Power State’ in Command Bit[7:0]
Bit [31:28]
Bit [31:28]
Cad=X
Cad=X
31:6
31:0
5:4
3:2
1:0
7:6
5:4
3:2
1:0
Bit
Bit
Bit
Description
Reserved. Read as 0’s.
PS-Act. Actual Power State [1:0].
00: Power state is D0
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.
Reserved. Read as 0’s.
PS-Set, Set Power State [1:0].
00: Power state is D0
PS-Set controls the current power setting of the referenced node.
Description
Not Supported (returns 00000000h).
Description
Reserved. Read as 0’s.
PS-Act. Actual Power State [1:0].
00: Power state is D0
PS-Act indicates the actual power state of the referenced node.
Reserved. Read as 0’s.
PS-Set. Set Power State [1:0].
00: Power state is D0
Node ID=Xh
Node ID=Xh
Bit [27:20]
Bit [27:20]
Table 47. Verb – Get Power State (Verb ID=F05h)
Table 48. Verb – Set Power State (Verb ID=705h)
Verb ID=F05h
Verb ID=705h
Bit [19:8]
Bit [19:8]
01: Power state is D1
01: Power state is D1
01: Power state is D1
01: Power state is D1
Payload Bit [7:0]
Payload Bit [7:0]
Power State [7:0]
43
0’s
10: Power state is D2
10: Power state is D2
10: Power state is D2
10: Power state is D2
Track ID: JATR-1076-21
Codec Response Format
Codec Response Format
Power State [7:0]
Response [31:0]
Response [31:0]
0’s for all nodes
11: Power state is D3
11: Power state is D3
11: Power state is D3
11: Power state is D3
Datasheet
ALC269
Rev. 1.1