alc880 Realtek Semiconductor Corporation, alc880 Datasheet - Page 59
alc880
Manufacturer Part Number
alc880
Description
7.1 Channel High Definition Audio Codec
Manufacturer
Realtek Semiconductor Corporation
Datasheet
1.ALC880.pdf
(84 pages)
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8.18. Verb – Set Converter Stream, Channel (Verb ID=706h)
8.19. Verb – Get Pin Widget Control (Verb ID=F07h)
7.1 Channel High Definition Audio Codec
Set Command Format
Bit [31:28]
‘Stream and Channel’ in Command Bit[7:0]
Note: This verb assigns stream and channel for output converters (NID=02h~06h) and input converters (NID=07h~0Ah).
Other widgets will ignore this verb.
Get Command Format
Bit [31:28]
Codec Response for NID=14h~1Bh
(Pin Complex: FRONT, SURR, CENLFE, SIDESURR, MIC1, MIC2, LINE1, and LINE2)
CAd=X
CAd=X
31:8
31:1
7:4
1:0
Bit
Bit
4:
7
6
5
Node ID=Xh
Node ID=Xh
Bit [27:20]
Bit [27:20]
Reserved. Read as 0’s
Set Stream[3:0]
Reserved. Read as 0’s
Description
The link stream used by the converter. 0000b is stream 0, 0001b is stream 1, etc.
Set Channel[3:0]
The lowest channel used by the converter. A stereo converter will use the set channel n as well as n+1
for its left and right channel
Description
H-Phn Enable (Headphone Amplifier Enable, EN_AMP for a I/O unit)
0: Disabled
1: Enabled
Out Enable (Output Buffet Enable, EN_OBUF for a I/O unit)
0: Disabled
1: Enabled
In Enable (Input Buffer Enable, EN_IBUF for a I/O unit)
0: Disabled
1: Enabled
Reserved
Table 51. Verb – Set Converter Stream, Channel (Verb ID=706h)
Table 52. Verb – Get Pin Widget Control (Verb ID=F07h)
Verb ID=F07h
Verb ID=706h
Bit [19:8]
Bit [19:8]
Stream & Channel [7:0]
Payload Bit [7:0]
Payload Bit [7:0]
49
0’s
Track ID: JATR-1076-21
Codec Response Format
Codec Response Format
Pin Control [7:0]
Response [31:0]
Response [31:0]
0’s for all nodes
ALC880 Series
Datasheet
Rev. 1.4