92hd98 Integrated Device Technology, 92hd98 Datasheet - Page 72

• Manufacturer Part Number: 92hd98
• Description: Datasheet
• Manufacturer: Integrated Device Technology

92HD98
SINGLE CHIP PC AUDIO SYSTEM, CODEC+MONO SPEAKER AMPLIFIER+CAPLESS HP+LDO
IDT CONFIDENTIAL
©2009 INTEGRATED DEVICE TECHNOLOGY, INC.
Field Name
Rsvd
OD4
OD3
OD2
OD1
OD0
Field Name
Rsvd
Mono1
Reg
Get
Set
7.4.20. AFG (NID = 01h): DMic
Byte 4 (Bits 31:24)
Bits
31:5
Reserved.
4
GPIO4 Drive Mode: 0 = push-pull (drive 0 and 1); 1 = open drain (drive 0, float
for 1).
3
GPIO3 Drive Mode: 0 = push-pull (drive 0 and 1); 1 = open drain (drive 0, float
for 1).
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
31:6
Reserved.
5
DMic1 mono select: 0 = stereo operation, 1 = mono operation (left channel du-
plicated to the right channel).
Byte 3 (Bits 23:16)
R/W
R
RW
RW
RW
RW
RW
R/W
R
RW
F7800h
Default
00000000h
0h
0h
0h
0h
0h
Default
0000000h
0h
72
Byte 2 (Bits 15:8)
Reset
N/A (Hard-coded)
POR - DAFG - ULR
POR - DAFG - ULR
POR - DAFG - ULR
POR - DAFG - ULR
POR - DAFG - ULR
Reset
N/A (Hard-coded)
POR
Byte 1 (Bits 7:0)
778h
V 0.91 10/10
92HD98