92hd91 Integrated Device Technology, 92hd91 Datasheet - Page 233

• Manufacturer Part Number: 92hd91
• Description: Single Chip Pc Audio System Codec+speaker Amplifier+capless Hp+ldo
• Manufacturer: Integrated Device Technology

92HD91
SINGLE CHIP PC AUDIO SYSTEM, CODEC+SPEAKER AMPLIFIER+CAPLESS HP+LDO
©2009 INTEGRATED DEVICE TECHNOLOGY, INC.
IDT™ CONFIDENTIAL
Field Name
Offset
Field Name
Rsvd2
Mute
Rsvd1
Gain
Field Name
Rsvd2
Mute
Reg
Reg
Get
Get
Set
Set
7.23.4. MixerOutVol (NID = 1Ch): OutAmpLeft
7.23.5. MixerOutVol (NID = 1Ch): OutAmpRight
Byte 4 (Bits 31:24)
Byte 4 (Bits 31:24)
Bits
6:0
Indicates which step is 0dB
Bits
31:8
Reserved.
7
Amp mute: 1 = muted, 0 = not muted.
6:5
Reserved.
4:0
Amp gain step number (see OutAmpCap parameter pertaining to this widget).
Bits
31:8
Reserved.
7
Amp mute: 1 = muted, 0 = not muted.
Byte 3 (Bits 23:16)
Byte 3 (Bits 23:16)
R/W
R
R/W
R
RW
R
RW
R/W
R
RW
BA000h
B8000h
Default
1Fh
Default
000000h
1h
0h
1Fh
Default
000000h
1h
233
Byte 2 (Bits 15:8)
Byte 2 (Bits 15:8)
Reset
N/A (Hard-coded)
Reset
N/A (Hard-coded)
POR - DAFG - ULR
N/A (Hard-coded)
POR - DAFG - ULR
Reset
N/A (Hard-coded)
POR - DAFG - ULR
Byte 1 (Bits 7:0)
Byte 1 (Bits 7:0)
3A0h
390h
V 0.91 10/10
92HD91