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WM8904ECS/R Datasheet(PDF) 175 Page - Wolfson Microelectronics plc

Part # WM8904ECS/R
Description  Ultra Low Power CODEC for Portable Audio Applications
PDF  188 Pages
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Manufacturer  WOLFSON [Wolfson Microelectronics plc]
Direct Link  http://www.wolfsonmicro.com
Logo WOLFSON - Wolfson Microelectronics plc

WM8904ECS/R Datasheet(HTML) 175 Page - Wolfson Microelectronics plc

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Pre-Production
WM8904
w
PP, Rev 3.3, September 2012
175
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
REFER TO
NT
0 = do not mask interrupt
1 = mask interrupt
Register 80h Interrupt Status Mask
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
REFER TO
R129 (81h)
Interrupt
Polarity
9
GPIO_BCLK_EI
NT_POL
0
GPIO4 interrupt polarity
0 = active high
1 = active low
Interrupts
8
WSEQ_EINT_P
OL
0
Write Sequencer interrupt polarity
0 = active high (interrupt is triggered when WSEQ is
busy)
1 = active low (interrupt is triggered when WSEQ is
idle)
Interrupts
7
GPIO3_EINT_P
OL
0
GPIO3 interrupt polarity
0 = active high
1 = active low
Interrupts
6
GPIO2_EINT_P
OL
0
GPIO2 interrupt polarity
0 = active high
1 = active low
Interrupts
5
GPIO1_EINT_P
OL
0
GPIO1 interrupt polarity
0 = active high
1 = active low
Interrupts
4
GPI8_EINT_POL
0
GPI8 interrupt polarity
0 = active high
1 = active low
Interrupts
3
GPI7_EINT_POL
0
GPI7 interrupt polarity
0 = active high
1 = active low
Interrupts
2
FLL_LOCK_EIN
T_POL
0
FLL Lock interrupt polarity
0 = active high (interrupt is triggered when FLL Lock
is reached)
1 = active low (interrupt is triggered when FLL is not
locked)
Interrupts
1
MIC_SHRT_EIN
T_POL
0
MICBIAS short circuit interrupt polarity
0 = active high
1 = active low
Interrupts
0
MIC_DET_EINT
_POL
0
MICBIAS current detect interrupt polarity
0 = active high
1 = active low
Interrupts
Register 81h Interrupt Polarity



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