92HD66C Datasheet, PDF (230/291 Pages) Integrated Device Technology – SIX CHANNEL HD AUDIO CODECS

92HD66C
SIX CHANNEL HD AUDIO CODECS WITH DUAL CAPLESS HEADPHONE AMPLIFIERS
Field Name
Rsvd3
StepSize
Rsvd2
NumSteps
Rsvd1
Offset
Bits
R/W
Default
Reset
30:23
R
00h
N/A (Hard-coded)
Reserved.
22:16
R
00h
N/A (Hard-coded)
Size of each step in the gain range: 0 to 127 = .25dB to 32dB, in .25dB steps.
15
R
0h
N/A (Hard-coded)
Reserved.
14:8
R
00h
N/A (Hard-coded)
Number of gains steps (number of possible settings - 1).
7
R
0h
N/A (Hard-coded)
Reserved.
6:0
R
00h
N/A (Hard-coded)
Indicates which step is 0dB
6.28.4. SPDIFOut1 (NID = 1Eh): Cnvtr
Reg Byte 4 (Bits 31:24) Byte 3 (Bits 23:16) Byte 2 (Bits 15:8)
Byte 1 (Bits 7:0)
Set
2h
Get
A0000h
Field Name
Rsvd2
FrmtNonPCM
FrmtSmplRate
Bits
R/W
Default
Reset
31:16
R
0000h
N/A (Hard-coded)
Reserved.
15
RW
0h
POR - DAFG - ULR
Stream type: 1 = Non-PCM, 0 = PCM.
14
RW
0h
POR - DAFG - ULR
Sample base rate: 1 = 44.1kHz, 0 = 48kHz.
IDT CONFIDENTIAL
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92HD66C