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ALC665 Datasheet(PDF) 61 Page - Realtek Semiconductor Corp.

Part # ALC665
Description  5.1-CHANNEL HIGH DEFINITION AUDIO CODEC
PDF  89 Pages
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Manufacturer  REALTEK [Realtek Semiconductor Corp.]
Direct Link  https://www.realtek.com/en/
Logo REALTEK - Realtek Semiconductor Corp.

ALC665 Datasheet(HTML) 61 Page - Realtek Semiconductor Corp.

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ALC665
Datasheet
5.1-Channel High Definition Audio Codec
51
Track ID: JATR-2265-11
Rev. 1.0
8.15. Verb – Get Power State (Verb ID=F05h)
The ALC665 also conforms to Intel’s Audio Codec low-power-state white paper and is HDA-015B
compliant.
Table 51. Verb – Get Power State (Verb ID=F05h)
Get Command Format
Codec Response Format
Bit [31:28]
Bit [27:20]
Bit [19:8]
Payload Bit [7:0]
Response [31:0]
CAd=X
Node ID=Xh
Verb ID= F05h
0’s
Power State [7:0]
Codec Response for NID=01h (Audio Function Group)
Codec Response for NID=02h, 03h, 04h, 08h, 09h (Analog Input/Output Converter)
Codec Response for NID=11h, 12h, 14h, 15h, 16h, 17h, 18h, 19h, 1Ah, 1Bh, 1Dh, 1Eh, 21h (Pin Widgets)
Codec Response for NID=06h, 10h (Digital Output Converter)
Bit
Description
31:11
Reserved. Read as 0’s
10
PS-SettingsReset
0: Setting of widgets has not been reset during any low power state
1: Settings have been reset to their default during any low power state
9
PS-ClkStopOk
0: No capability to operate normally with BITCLK stop
1: Operates normally with no BICLK
8
PS-Error
Not supported in the ALC665
7:6
Reserved. Read as 0’s.
5:4
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
3:2
Reserved. Read as 0’s
1:0
PS-Set. Set 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-Set controls the current power setting of the referenced node
Codec Response for other NID
Bit
Description
31:0
Not Supported (Returns 00000000h)



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