92hd87b4x5ndg Integrated Device Technology, 92hd87b4x5ndg Datasheet - Page 66
92hd87b4x5ndg
Manufacturer Part Number
92hd87b4x5ndg
Description
Single Chip Pc Audio System Codec+stereo Speaker Amplifier+capless Hp+ldo
Manufacturer
Integrated Device Technology
Datasheet
1.92HD87B4X5NDG.pdf
(215 pages)
- Current page: 66 of 215
- Download datasheet (3Mb)
IDT PROPRIETARY / IDT
SINGLE CHIP PC AUDIO SYSTEM, CODEC+SPEAKER AMPLIFIER+CAPLESS HP+LDO
92HD87
SINGLE CHIP PC AUDIO SYSTEM, CODEC+SPEAKER AMPLIFIER+CAPLESS HP+LDO
Field Name
Rsvd
OD2
OD1
OD0
Field Name
Rsvd
Mono0
PhAdj
Reg
Get
Set
8.3.20. AFG (NID = 01h): DMic
Byte 4 (Bits 31:24)
CONFIDENTIAL
Bits
31:3
Reserved.
2
GPIO2 Drive Mode: 0 = push-pull (drive 0 and 1); 1 = open drain (drive 0, float
for 1).
1
GPIO1 Drive Mode: 0 = push-pull (drive 0 and 1); 1 = open drain (drive 0, float
for 1).
0
GPIO0 Drive Mode: 0 = push-pull (drive 0 and 1); 1 = open-drain (drive 0, float
for 1).
Bits
31:5
Reserved.
4
DMic0 mono select: 0 = stereo operation, 1 = mono operation (left channel du-
plicated to the right channel).
3:2
Selects what phase of the DMic clock the data should be latched:
0h = left data rising edge/right data falling edge
1h = left data center of high/right data center of low
2h = left data falling edge/right data rising edge
3h = left data center of low/right data center of high
Byte 3 (Bits 23:16)
R/W
R
RW
RW
RW
R/W
R
RW
RW
F7800h
Default
00000000h
0h
0h
0h
Default
0000000h
0h
0h
66
Byte 2 (Bits 15:8)
Reset
N/A (Hard-coded)
POR - DAFG - ULR
POR - DAFG - ULR
POR - DAFG - ULR
Reset
N/A (Hard-coded)
POR
POR
92HD87
Byte 1 (Bits 7:0)
778h
PC AUDIO
V 0.95 10/10
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