92HD87 Datasheet, PDF (137/204 Pages) Integrated Device Technology – SINGLE CHIP PC AUDIO SYSTEM

92HD87
SINGLE CHIP PC AUDIO SYSTEM, CODEC+STEREO SPEAKER AMPLIFIER+CAPLESS HP+LDO
Field Name
Rsvd
DACHPFByp
Bits
R/W
Default
Reset
31:2
R
000000h
N/A (Hard-coded)
Reserved.
1:0
RW
1h
POR - DAFG - ULR
Processing State: 00b= bypass the DAC HPF (""off""), 01b-11b= DAC HPF is
enabled (""on"" or ""benign"").".
8.13.3. 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).
8.13.4. 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
Field Name
Rsvd
Bits
R/W
31:8
R
Reserved.
Default
000000h
Reset
N/A (Hard-coded)
IDT CONFIDENTIAL
137
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V 0.995 01/11
92HD87