92HD99B Datasheet, PDF (88/225 Pages) Integrated Device Technology – SINGLE CHIP PC AUDIO SYSTEM

92HD99
SINGLE CHIP PC AUDIO SYSTEM, CODEC+SPEAKER AMPLIFIER+CAPLESS HP+LDO
Field Name
Rsvd2
HPhnEn
OutEn
InEn
Rsvd1
VRefEn
Bits
R/W
Default
Reset
31:8
R
000000h
N/A (Hard-coded)
Reserved.
7
RW
0h
POR - DAFG - ULR
Headphone amp enable: 1 = enabled, 0 = disabled.
6
RW
0h
POR - DAFG - ULR
Output enable: 1 = enabled, 0 = disabled.
5
RW
0h
POR - DAFG - ULR
Input enable: 1 = enabled, 0 = disabled.
4:3
R
0h
N/A (Hard-coded)
Reserved.
2:0
RW
0h
POR - DAFG - ULR
Vref selection (See VrefCntrl field of PinCap parameter for supported selec-
tions):
000b= HI-Z
001b= 50%
010b= GND
011b= Reserved
100b= 80%
101b= 100%
110b= Reserved
111b= Reserved
7.5.9. PortA (NID = 0Ah): UnsolResp
Reg Byte 4 (Bits 31:24) Byte 3 (Bits 23:16) Byte 2 (Bits 15:8)
Set
Get
F0800h
Byte 1 (Bits 7:0)
708h
Field Name
Rsvd2
Bits
R/W
31:8
R
Reserved.
Default
000000h
Reset
N/A (Hard-coded)
IDT CONFIDENTIAL
88
©2009 INTEGRATED DEVICE TECHNOLOGY, INC.
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92HD99