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CS47L85 Datasheet(PDF) 235 Page - Cirrus Logic

Part # CS47L85
Description  Low-Power Smart Codec with Seven DSP Cores, Voice and Media Enhancement, and Integrated Sensor Hub
PDF  370 Pages
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Manufacturer  CIRRUS [Cirrus Logic]
Direct Link  http://www.cirrus.com
Logo CIRRUS - Cirrus Logic

CS47L85 Datasheet(HTML) 235 Page - Cirrus Logic

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CS47L85
Rev 4.3
235
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
R675
(02A3h)
Mic_Detect_
1
15:12
MICD_BIAS_STA
RTTIME [3:0]
0001
Mic Detect Bias Startup Delay
(If MICBIAS is not enabled already, this
field selects the delay time allowed for
MICBIAS to startup prior to performing
the MICDET function.)
0000 = 0ms (continuous)
0001 = 0.25ms
0010 = 0.5ms
0011 = 1ms
0100 = 2ms
0101 = 4ms
0110 = 8ms
0111 = 16ms
1000 = 32ms
1001 = 64ms
1010 = 128ms
1011 = 256ms
1100 to 1111 = 512ms
11:8
MICD_RATE [3:0]
0001
Mic Detect Rate
(Selects the delay between successive
MICDET measurements.)
0000 = 0ms (continuous)
0001 = 0.25ms
0010 = 0.5ms
0011 = 1ms
0100 = 2ms
0101 = 4ms
0110 = 8ms
0111 = 16ms
1000 = 32ms
1001 = 64ms
1010 = 128ms
1011 = 256ms
1100 to 1111 = 512ms
6:4
MICD_BIAS_SRC
[2:0]
000
Accessory Detect (MICDET) reference
select
000 = MICVDD
001 = MICBIAS1
010 = MICBIAS2
011 = MICBIAS3
All other codes are Reserved
1
MICD_DBTIME
1
Mic Detect De-bounce
0 = 2 measurements
1 = 4 measurements
Only valid when ACCDET_MODE=000.
0
MICD_ENA
0
Mic Detect Enable
0 = Disabled
1 = Enabled



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