92hd81 Integrated Device Technology, 92hd81 Datasheet - Page 80

• Manufacturer Part Number: 92hd81
• Description: Single Chip Pc Audio System
• Manufacturer: Integrated Device Technology

SINGLE CHIP PC AUDIO SYSTEM, CODEC+SPEAKER AMPLIFIER+CAPLESS HP+LDO
92HD81
SINGLE CHIP PC AUDIO SYSTEM, CODEC+SPEAKER AMPLIFIER+CAPLESS HP+LDO
Field Name
DPwd
CPwd
BPwd
APwd
Field Name
Rsvd
Gain
Enable
Reg
Reg
Get
Set
Set
7.4.27. AFG (NID = 01h): AnaBeep
7.4.28. AFG (NID = 01h): AnaBTL
Byte 4 (Bits 31:24)
Byte 4 (Bits 31:24)
Bits
3
Power down Port D.
2
Power down Port C.
1
Power down Port B.
0
Power down Port A.
Bits
31:3
Reserved.
2:1
Analog PC Beep Gain: 0h = -24dB, 1h = -18dB, 2h = -12dB, 3h = -6dB.
0
Analog PC Beep Enable: 1 = Analog PC beep enabled, 0 = Analog PC beep
disabled.
Byte 3 (Bits 23:16)
Byte 3 (Bits 23:16)
7F6h
R/W
RW
RW
RW
RW
R/W
R
RW
RW
FEE00h
Default
0h
0h
0h
0h
Default
0000000h
3h
0h
80
Byte 2 (Bits 15:8)
Byte 2 (Bits 15:8)
7F5h
Reset
POR - S&DAFG - ULR
POR - S&DAFG - ULR
POR - S&DAFG - ULR
POR - S&DAFG - ULR
Reset
N/A (Hard-coded)
POR - DAFG - ELR
POR - DAFG - ELR
92HD81
Byte 1 (Bits 7:0)
Byte 1 (Bits 7:0)
7EEh
7F4h
PC AUDIO
V 0.97 01/09