alc268 Realtek Semiconductor Corporation, alc268 Datasheet - Page 36

• Manufacturer Part Number: alc268
• Description: 2+2 Channel High Definition Audio Codec
• Manufacturer: Realtek Semiconductor Corporation

8.1.7.
Parameters in audio function provides default information about formats. Individual converters have their
own parameters to provide supported formats if their ‘Format Override’ bit is set.
2+2 Channel High Definition Audio Codec
Codec Response Format
31:21
15:12
Bit
20
19
18
17
16
11
10
9
8
7
6
5
4
3
2
1
0
Table 24. Parameter – Supported PCM Size, Rates (Verb ID=F00h, Parameter ID=0Ah)
Parameter – Supported PCM Size, Rates
(Verb ID=F00h, Parameter ID=0Ah)
Description
Reserved. Read as 0’s.
B32: Indicates whether 32-bit audio format is supported.
0: Not supported
B24: Indicates whether 24-bit audio format is supported.
0: Not supported
B20: Indicates whether 20-bit audio format is supported.
0: Not supported
B16: Indicates whether 16-bit audio format is supported.
0: Not supported
B8: Indicates whether 8-bit audio format is supported.
0: Not supported
Reserved. Read as 0’s.
R12: Indicates whether 384kHz (=8*48kHz) rate is supported.
0: Not supported
R11: Indicates whether 192kHz (=4*48kHz) rate is supported.
0: Not supported
R10: Indicates whether 176.4kHz (=4*44.1kHz) rate is supported.
0: Not supported
R9: Indicates whether 96kHz (=2*48kHz) rate is supported.
0: Not supported
R8: Indicates whether 88.2kHz (=2*44.1kHz) rate is supported.
0: Not supported
R7: Indicates whether 48kHz rate is supported.
0: Not supported
R6: Indicates whether 44.1kHz rate is supported.
0: Not supported
R5: Indicates whether 32kHz (=2/3*48kHz) rate is supported.
0: Not supported
R4: Indicates whether 22.05kHz (=1/2*44.1kHz) rate is supported.
0: Not supported
R3: Indicates whether 16kHz (=1/3*48kHz) rate is supported.
0: Not supported
R2: Indicates whether 11.025kHz (=1/4*44.1kHz) rate is supported.
0: Not supported
R1: Indicates whether 8kHz (=1/6*48kHz) rate is supported.
0: Not supported
1: Supported
1: Supported
1: Supported
1: Supported
1: Supported
1: Supported
1: Supported
1: Supported
1: Supported
1: Supported
1: Supported
1: Supported
1: Supported
1: Supported
1: Supported
1: Supported
1: Supported
28
Track ID: JATR-1076-21
ALC268 Series
Datasheet
Rev. 1.3