wm8903 Wolfson Microelectronics plc, wm8903 Datasheet - Page 150
wm8903
Manufacturer Part Number
wm8903
Description
Ultra Low Power Codec For Portable Audio Applications
Manufacturer
Wolfson Microelectronics plc
Datasheet
1.WM8903.pdf
(158 pages)
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WM8903
R121 (79h)
Interrupt
Status 1
Register 79h Interrupt Status 1
w
REGISTER
ADDRESS
BIT
15
14
13
4
3
2
1
0
WSEQ_BUSY_EINT
MICSHRT_EINT
MICDET_EINT
GP5_EINT
GP4_EINT
GP3_EINT
GP2_EINT
GP1_EINT
LABEL
DEFAULT
0
0
0
0
0
0
0
0
MICBIAS Short Circuit detect IRQ status
0 = Short Circuit current IRQ not set
1 = Short Circuit current IRQ set
MICBIAS Current detect IRQ status
0 = Current detect IRQ not set
1 = Current detect IRQ set
Write Sequencer Busy IRQ status
0 = WSEQ IRQ not set
1 = WSEQ IRQ set
The Write Sequencer asserts this flag when it has
completed a programmed sequence - ie it
indicates that the Write Sequencer is NOT Busy.
GPIO5 IRQ status
0 = GPIO5 IRQ not set
1 = GPIO5 IRQ set
GPIO4 IRQ status
0 = GPIO4 IRQ not set
1 = GPIO4 IRQ set
GPIO3/ADDR IRQ status
0 = GPIO3 IRQ not set
1 = GPIO3 IRQ set
GPIO2/DMIC_DAT IRQ status
0 = GPIO2 IRQ not set
1 = GPIO2 IRQ set
GPIO1/DMIC_LR IRQ status
0 = GPIO1 IRQ not set
1 = GPIO1 IRQ set
DESCRIPTION
PP, Rev 3.1, August 2009
Pre-Production
150