WM8904
Pre-Production
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
GPIO4 interrupt debounce
REFER TO
Interrupts
R130 (82h)
Interrupt
Debounce
9
GPIO_BCLK_EI
NT_DB
0
0 = disabled
1 = enabled
Write Sequencer interrupt debounce enable
0 = disabled
Interrupts
Interrupts
Interrupts
Interrupts
Interrupts
Interrupts
Interrupts
Interrupts
Interrupts
8
7
6
5
4
3
2
1
0
WSEQ_EINT_D
B
0
0
0
0
0
0
0
0
0
1 = enabled
GPIO3 input debounce
0 = disabled
GPIO3_EINT_D
B
1 = enabled
GPIO2 input debounce
0 = disabled
GPIO2_EINT_D
B
1 = enabled
GPIO1 input debounce
0 = disabled
GPIO1_EINT_D
B
1 = enabled
GPI8 input debounce
0 = disabled
GPI8_EINT_DB
GPI7_EINT_DB
1 = enabled
GPI7 input debounce
0 = disabled
1 = enabled
FLL Lock debounce
0 = disabled
FLL_LOCK_EIN
T_DB
1 = enabled
MICBIAS short circuit interrupt debounce
0 = disabled
MIC_SHRT_EIN
T_DB
1 = enabled
MICBIAS current detect interrupt debounce
0 = disabled
MIC_DET_EINT
_DB
1 = enabled
Register 82h Interrupt Debounce
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
REFER TO
EQ enable
ReTuneTM Mobile
Parametric
R134 (86h)
EQ1
0
EQ_ENA
0
0 = EQ disabled
1 = EQ enabled
Equalizer (EQ)
Register 86h EQ1
REGISTER
ADDRESS
BIT
4:0
LABEL
DEFAULT
DESCRIPTION
REFER TO
Gain for EQ band 1
00000 = -12dB
ReTuneTM Mobile
Parametric
R135 (87h)
EQ2
EQ_B1_GAIN
[4:0]
0_1100
Equalizer (EQ)
00001 = -11dB
(… 1dB steps)
01100 = 0dB
(… 1dB steps)
11000 = +12dB
11001 to 11111 = reserved
Register 87h EQ2
PP, Rev 3.3, September 2012
176
w
WOLFSON [ WOLFSON MICROELECTRONICS PLC ]
