92hd89c Integrated Device Technology, 92hd89c Datasheet - Page 291

• Manufacturer Part Number: 92hd89c
• Description: Six Channel Hd Audio Codec
• Manufacturer: Integrated Device Technology

92HD89C
Six channel HD Audio codec optimized for low power
©2009 INTEGRATED DEVICE TECHNOLOGY, INC.
IDT™ CONFIDENTIAL
Field Name
Mute
Rsvd3
StepSize
Rsvd2
NumSteps
Rsvd1
Offset
Field Name
Rsvd2
Mute
Reg
Get
Set
7.35.4. MixerOutVol (NID = 1Dh): OutAmpLeft
Byte 4 (Bits 31:24)
Bits
31
Mute support: 1 = yes, 0 = no.
30:23
Reserved.
22:16
Size of each step in the gain range: 0 to 127 = .25dB to 32dB, in .25dB steps.
15
Reserved.
14:8
Number of gains steps (number of possible settings - 1).
7
Reserved.
6:0
Indicates which step is 0dB
Bits
31:8
Reserved.
7
Amp mute: 1 = muted, 0 = not muted.
Byte 3 (Bits 23:16)
R/W
R
R
R
R
R
R
R
R/W
R
RW
BA000h
Default
1h
00h
05h
0h
1Fh
0h
1Fh
Default
000000h
1h
291
Byte 2 (Bits 15:8)
Reset
N/A (Hard-coded)
N/A (Hard-coded)
N/A (Hard-coded)
N/A (Hard-coded)
N/A (Hard-coded)
N/A (Hard-coded)
N/A (Hard-coded)
Reset
N/A (Hard-coded)
POR - DAFG - ULR
Byte 1 (Bits 7:0)
3A0h
V 0.91 08/09
92HD89C