92hd90 Integrated Device Technology, 92hd90 Datasheet - Page 277

• Manufacturer Part Number: 92hd90
• Description: Single Chip Pc Audio System Codec+speaker Amplifier+capless Hp+ldo+i2s
• Manufacturer: Integrated Device Technology

92HD90
SINGLE CHIP PC AUDIO SYSTEM, CODEC+SPEAKER AMPLIFIER+CAPLESS HP+LDO
IDT CONFIDENTIAL
©2009 INTEGRATED DEVICE TECHNOLOGY, INC.
verb F80/780
verb F81/781
verb F82/782
Register Address
Register Address
Register Address
7.29.1.7. STATUS Register
7.29.1.8. INIT Register
7.29.1.9. CONFIG Register
7
6
5:3
2
1
0
7:4
3
2:1
0
7
6
5
4
3:1
0
Bit
Bit
Bit
limit1latch
limit0latch
Reserved
limit1
limit0
zerodet_flag
Reserved
anabeep_dcbyp
anabeep_dc_coef
f
Initialize
BPFBYP
PREBYP
EQBYP
BTL_dcbyp
Reserved
HPFBYP
Label
Label
Label
RO
RO
RO
RO
RO
RO
RO
RW
RW
RW
RW
RW
RW
RW
RO
RW
Type Default
Type
Type Default
0
0
0x0
0
0
0
0
0
0x2
0
0
1
1
0
0
0
Default
277
1= Bypass MonoOut band-pass filer
1= Bypass BTL EQ filter prescale
1= Bypass BTL EQ filter
RESERVED
1= Bypass BTL high-pass filter (not DC removal filter)
1 = bypass BTL DC filter
Latched version of limit1, clear via GAINCTRL_LO[7]
Latched version of limit0, clear via GAINCTRL_LO[7]
RESERVED
Set (1) if regz saturation after gain multiply for CH1. may
change on a sample by sample basis.
Set (1) if regz saturation after gain multiply for CH0. may
change on a sample by sample basis.
Set when input zero detect of long string of zeroes.
RESERVED
1 = bypass analog Beep DC filter
0: dc_coef = 24’h004000;
1: dc_coef = 24’h001000;
2: dc_coef = 24’h000400;
3: dc_coef = 24’h000100;
1= Initialize/soft reset data path. Must be set when changing
the config0 or config1 registers.
Description
Description
Description
V 0.91 10/10
92HD90