92HD87 Datasheet, PDF (128/204 Pages) Integrated Device Technology – SINGLE CHIP PC AUDIO SYSTEM

92HD87
SINGLE CHIP PC AUDIO SYSTEM, CODEC+STEREO SPEAKER AMPLIFIER+CAPLESS HP+LDO
Field Name
BalancedIO
InCap
OutCap
HPhnDrvCap
PresDtctCap
TrigRqd
ImpSenseCap
Bits
R/W
Default
Reset
6
R
0h
N/A (Hard-coded)
Balanced I/O support: 1 = yes, 0 = no.
5
R
1h
N/A (Hard-coded)
Input support: 1 = yes, 0 = no.
4
R
0h
N/A (Hard-coded)
Output support: 1 = yes, 0 = no.
3
R
0h
N/A (Hard-coded)
Headphone amp present: 1 = yes, 0 = no.
2
R
1h
N/A (Hard-coded)
Presence detection support: 1 = yes, 0 = no.
1
R
0h
N/A (Hard-coded)
Trigger required for impedance sense: 1 = yes, 0 = no.
0
R
0h
N/A (Hard-coded)
Impedance sense support: 1 = yes, 0 = no.
8.11.2. DMic0 (NID = 11h): InAmpLeft
Reg Byte 4 (Bits 31:24) Byte 3 (Bits 23:16) Byte 2 (Bits 15:8)
Set
Get
B2000h
Byte 1 (Bits 7:0)
360h
Field Name
Rsvd1
Gain
Bits
R/W
Default
Reset
31:2
R
00000000h
N/A (Hard-coded)
Reserved.
1:0
RW
0h
POR - DAFG - ULR
Amp gain step number (see InAmpCap parameter pertaining to this widget).
8.11.3. DMic0 (NID = 11h): InAmpRight
Reg Byte 4 (Bits 31:24) Byte 3 (Bits 23:16) Byte 2 (Bits 15:8)
Set
Byte 1 (Bits 7:0)
350h
IDT CONFIDENTIAL
128
©2009 INTEGRATED DEVICE TECHNOLOGY, INC.
V 0.995 01/11
92HD87