wm9081 Wolfson Microelectronics plc, wm9081 Datasheet - Page 92
wm9081
Manufacturer Part Number
wm9081
Description
Mono Dac With 2.6w Class Ab/d Speaker Driver, Dynamic Range Controller And Retune Mobile Parametric Equalizer
Manufacturer
Wolfson Microelectronics plc
Datasheet
1.WM9081.pdf
(109 pages)
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WM9081
Register 18h Audio Interface 3
Register 19h Audio Interface 4
Register 1Ah Interrupt Status
w
REGISTER
REGISTER
REGISTER
ADDRESS
ADDRESS
ADDRESS
Interface 3
Interface 4
R26 (1Ah)
R24 (18h)
R25 (19h)
Interrupt
Status
Audio
Audio
10:0
BIT
BIT
BIT
4:0
2
0
WSEQ_BUSY_
BCLK_DIV[4:0]
LRCLK_RATE[
TSHUT_EINT
LABEL
LABEL
LABEL
10:0]
EINT
000_0010_
DEFAULT
DEFAULT
DEFAULT
0_1000
0010
0
0
BCLK Rate
00000 = CLK_SYS
00001 = CLK_SYS / 1.5
00010 = CLK_SYS / 2
00011 = CLK_SYS / 3
00100 = CLK_SYS / 4
00101 = CLK_SYS / 5
00110 = CLK_SYS / 5.5
00111 = CLK_SYS / 6
01000 = CLK_SYS / 8
01001 = CLK_SYS / 10
01010 = CLK_SYS / 11
01011 = CLK_SYS / 12
01100 = CLK_SYS / 16
01101 = CLK_SYS / 20
01110 = CLK_SYS / 22
01111 = CLK_SYS / 24
10000 = CLK_SYS / 25
10001 = CLK_SYS / 30
10010 = CLK_SYS / 32
10011 = CLK_SYS / 44
10100 = CLK_SYS / 48
LRCLK Rate
LRCLK clock output =
BCLK / LRCLK_RATE
Integer (LSB = 1)
Valid from 8..2047
Write Sequencer Interrupt
0 = Interrupt not set
1 = Interrupt is set
The Write Sequencer asserts this flag when it has
completed a programmed sequence - ie it indicates
that the Write Sequencer is NOT Busy. It is cleared
when a ‘1’ is written.
Thermal Shutdown Interrupt
0 = Interrupt not set
1 = Interrupt is set
This flag is asserted a thermal shutdown condition has
been detected. It is cleared when a ‘1’ is written.
DESCRIPTION
DESCRIPTION
DESCRIPTION
PP, Rev 3.0, April 2009
Digital audio
interface
control
Digital audio
interface
control
Interrupts
Interrupts
REFER TO
REFER TO
REFER TO
Pre-Production
92
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