92HD66C Datasheet, PDF (158/291 Pages) Integrated Device Technology – SIX CHANNEL HD AUDIO CODECS

92HD66C
SIX CHANNEL HD AUDIO CODECS WITH DUAL CAPLESS HEADPHONE AMPLIFIERS
Field Name
BitsPerSmpl
NmbrChan
Bits
R/W
Default
Reset
6:4
RW
3h
POR - DAFG - ULR
Bits per sample:
000b= 8 bits
001b= 16 bits
010b= 20 bits
011b= 24 bits
100b= 32 bits
101b-111b= Reserved
3:0
RW
1h
POR - DAFG - ULR
Total number of channels in the stream assigned to this converter:
0000b-1111b= 1-16 channels.
6.17.2. DAC0 (NID = 13h): OutAmpLeft
Reg Byte 4 (Bits 31:24) Byte 3 (Bits 23:16) Byte 2 (Bits 15:8)
Set
Get
BA000h
Byte 1 (Bits 7:0)
3A0h
Field Name
Rsvd
Mute
Gain
Bits
R/W
Default
Reset
31:8
R
000000h
N/A (Hard-coded)
Reserved.
7
RW
1h
POR - DAFG - ULR
Amp mute: 1 = muted, 0 = not muted.
6:0
RW
7Fh
POR - DAFG - ULR
Amp gain step number (see OutAmpCap parameter pertaining to this widget).
6.17.3. DAC0 (NID = 13h): OutAmpRight
Reg Byte 4 (Bits 31:24) Byte 3 (Bits 23:16) Byte 2 (Bits 15:8)
Set
Get
B8000h
Byte 1 (Bits 7:0)
390h
IDT CONFIDENTIAL
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92HD66C