alc888s Realtek Semiconductor Corporation, alc888s Datasheet - Page 53

• Manufacturer Part Number: alc888s
• Description: 7.1+2 Channel High Definition Audio Codec With Two Independent S/pdif-out
• Manufacturer: Realtek Semiconductor Corporation

8.13. Verb – Get Converter Format (Verb ID=Ah)
7.1+2 Channel High Definition Audio Codec
w/Two Independent S/PDIF-OUT
Get Command Format
Codec Response for NID=02h~06h, 25h (Output Converters: Front, Surr, Cen/LFE, Side-Surr, Fout DAC, S/PDIF-OUT).
Codec Response for NID=08h~0Ah (Input Converters: LINE, MIX DAC, and S/PDIF-IN)
Codec Response for other NID
Bit [31:28]
CAd=X
31:16
13:11
10:8
31:0
6:4
3:0
Bit
Bit
15
14
7
Description
Reserved. Read as 0.
Stream Type (TYPE).
0: PCM
Sample Base Rate (BASE).
0: 48kHz
Sample Base Rate Multiple (MULT).
000b: *1
011b: *4
Sample Base Rate Divisor (DIV).
000b: /1
011b: /4
110b: /7
The ALC888S does not support Divisor. Always read as 000b.
Reserved. Read as 0.
Bits per Sample (BITS).
000b: 8 bits
011b: 24 bits
Number of Channels.
0: 1 channel
…..
15: 16 channels
Description
Not Supported (returns 00000000h).
Node ID=Xh
Bit [27:20]
Table 47. Verb – Get Converter Format (Verb ID=Ah)
Verb ID=Ah
Bit [19:16]
1: Non-PCM
1: 44.1kHz
001b: *2
100b~111b: Reserved
001b: /2
100b: /5
111b: /8
001b: 16 bits
100b: 32 bits
1: 2 channels
Payload Bit [15:0]
45
0’s
010b: *3
010b: /3
101b: /6
010b: 20 bits
101b~111b: Reserved
2: 3 channels
ALC888S & ALC888SDD
Track ID: JATR-1076-21
Bit[15:0] are converter format
Codec Response Format
Response [31:0]
Datasheet
Rev. 1.2