wm8903 Wolfson Microelectronics plc, wm8903 Datasheet - Page 151

• Manufacturer Part Number: wm8903
• Description: Ultra Low Power Codec For Portable Audio Applications
• Manufacturer: Wolfson Microelectronics plc

Pre-Production
R122 (7Ah)
Interrupt
Status 1
Mask
Register 7Ah Interrupt Status 1 Mask
R123 (7Bh)
Interrupt
Polarity 1
Register 7Bh Interrupt Polarity 1
R126 (7Eh)
Interrupt
Control
Register 7Eh Interrupt Control
w
REGISTER
REGISTER
REGISTER
ADDRESS
ADDRESS
ADDRESS
BIT
15
14
13
BIT
BIT
4
3
2
1
0
15
14
0
IM_WSEQ_BUSY_EINT
MICSHRT_INV
IM_MICSHRT_EINT
MICDET_INV
IM_MICDET_EINT
IRQ_POL
IM_GP5_EINT
IM_GP4_EINT
IM_GP3_EINT
IM_GP2_EINT
IM_GP1_EINT
LABEL
LABEL
LABEL
DEFAULT
DEFAULT
0
0
0
DEFAULT
1
1
1
1
1
1
1
1
Interrupt Output polarity
0 = Active high
1 = Active low
MICBIAS Short Circuit detect polarity
0 = Detect current increase above threshold
1 = Detect current decrease below threshold
MICBIAS Current Detect polarity
0 = Detect current increase above threshold
1 = Detect current decrease below threshold
Interrupt mask for MIC Short Circuit Detect
0 = Not masked
1 = Masked
Interrupt mask for MIC Current Detect
0 = Not masked
1 = Masked
Interrupt mask for WSEQ Busy indication
0 = Not masked
1 = Masked
Interrupt mask for GPIO5
0 = Not masked
1 = Masked
Interrupt mask for GPIO4
0 = Not masked
1 = Masked
Interrupt mask for GPIO3/ADDR
0 = Not masked
1 = Masked
Interrupt mask for GPIO2/DMIC_DAT
0 = Not masked
1 = Masked
Interrupt mask for GPIO1/DMIC_LR
0 = Not masked
1 = Masked
DESCRIPTION
DESCRIPTION
DESCRIPTION
PP, Rev 3.1, August 2009
WM8903
151