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WM8281ECS/R Scheda tecnica(PDF) 257 Page - Cirrus Logic

Il numero della parte WM8281ECS/R
Spiegazioni elettronici  Low Power Audio System with Ambient Noise Cancellation and Echo Cancellation
PDF  392 Pages
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Produttore elettronici  CIRRUS [Cirrus Logic]
Homepage  http://www.cirrus.com
Logo CIRRUS - Cirrus Logic

WM8281ECS/R Scheda tecnica(HTML) 257 Page - Cirrus Logic

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WM8281
Rev 4.0
257
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
0
DSP_IRQ1_STS
0
DSP IRQ1 Status
0 = Not asserted
1 = Asserted
R3361
(0D21h)
Interrupt
Raw Status
2
15
SPK_OVERHEA
T_WARN_STS
0
Speaker Overheat Warning Status
0 = Normal
1 = Warning temperature exceeded
14
SPK_OVERHEA
T_STS
0
Speaker Overheat Status
0 = Normal
1 = Shutdown temperature exceeded
11
WSEQ_DONE_S
TS
0
Write Sequencer Status
0 = Busy (sequence in progress)
1 = Idle (sequence completed)
10
DRC2_SIG_DET
_STS
0
DRC2 Signal Detect Status
0 = Normal
1 = Signal detected
9
DRC1_SIG_DET
_STS
0
DRC1 Signal Detect Status
0 = Normal
1 = Signal detected
8
ASRC2_LOCK_S
TS
0
ASRC2 Lock Status
0 = Not locked
1 = Locked
7
ASRC1_LOCK_S
TS
0
ASRC1 Lock Status
0 = Not locked
1 = Locked
6
UNDERCLOCKE
D_STS
0
Underclocked Error Status
0 = Normal
1 = Underclocked Error
5
OVERCLOCKED
_STS
0
Overclocked Error Status
0 = Normal
1 = Overclocked Error
3
FLL2_LOCK_ST
S
0
FLL2 Lock Status
0 = Not locked
1 = Locked
2
FLL1_LOCK_ST
S
0
FLL1 Lock Status
0 = Not locked
1 = Locked
1
CLKGEN_ERR_S
TS
0
SYSCLK Underclocked Error Status
0 = Normal
1 = Underclocked Error
0
CLKGEN_ERR_A
SYNC_STS
0
ASYNCCLK Underclocked Error Status
0 = Normal
1 = Underclocked Error
R3362
(0D22h)
Interrupt
Raw Status
3
12
CTRLIF_ERR_ST
S
0
Control Interface Error Status
0 = Normal
1 = Control Interface Error
11
MIXER_DROPPE
D_SAMPLE_STS
Mixer Dropped Sample Status
0 = Normal
1 = Dropped Sample Error
10
ASYNC_CLK_EN
A_LOW_STS
0
ASYNC_CLK_ENA Status
0 = ASYNC_CLK_ENA is enabled
1 = ASYNC_CLK_ENA is disabled
When a ‘0’ is written to
ASYNCCLK_ENA, then no other control
register writes should be attempted until
ASYNC_CLK_ENA_LOW_STS=1.



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