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WM8993 Datasheet(PDF) 203 Page - Wolfson Microelectronics plc

Part # WM8993
Description  Audio Hub CODEC for Multimedia Phones
PDF  229 Pages
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Manufacturer  WOLFSON [Wolfson Microelectronics plc]
Direct Link  http://www.wolfsonmicro.com
Logo WOLFSON - Wolfson Microelectronics plc

WM8993 Datasheet(HTML) 203 Page - Wolfson Microelectronics plc

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Production Data
WM8993
w
PD, November 2010, Rev 4.0
203
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
R84 (54h)
DC Servo 0
13
DCS_TRIG_SI
NGLE_1
0
Writing 1 to this bit selects a single DC offset correction
for HPOUT1R.
In readback, a value of 1 indicates that the DC Servo
single correction is in progress.
12
DCS_TRIG_SI
NGLE_0
0
Writing 1 to this bit selects a single DC offset correction
for HPOUT1L.
In readback, a value of 1 indicates that the DC Servo
single correction is in progress.
9
DCS_TRIG_SE
RIES_1
0
Writing 1 to this bit selects a series of DC offset
corrections for HPOUT1R.
In readback, a value of 1 indicates that the DC Servo
DAC Write correction is in progress.
8
DCS_TRIG_SE
RIES_0
0
Writing 1 to this bit selects a series of DC offset
corrections for HPOUT1L.
In readback, a value of 1 indicates that the DC Servo
DAC Write correction is in progress.
5
DCS_TRIG_ST
ARTUP_1
0
Writing 1 to this bit selects Start-Up DC Servo mode for
HPOUT1R.
In readback, a value of 1 indicates that the DC Servo
Start-Up correction is in progress.
4
DCS_TRIG_ST
ARTUP_0
0
Writing 1 to this bit selects Start-Up DC Servo mode for
HPOUT1L.
In readback, a value of 1 indicates that the DC Servo
Start-Up correction is in progress.
3
DCS_TRIG_DA
C_WR_1
0
Writing 1 to this bit selects DAC Write DC Servo mode
for HPOUT1R.
In readback, a value of 1 indicates that the DC Servo
DAC Write correction is in progress.
2
DCS_TRIG_DA
C_WR_0
0
Writing 1 to this bit selects DAC Write DC Servo mode
for HPOUT1L.
In readback, a value of 1 indicates that the DC Servo
DAC Write correction is in progress.
1
DCS_ENA_CH
AN_1
0
DC Servo enable for HPOUT1R
0 = disabled
1 = enabled
0
DCS_ENA_CH
AN_0
0
DC Servo enable for HPOUT1L
0 = disabled
1 = enabled
Register 54h DC Servo 0
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
R85 (55h)
DC Servo 1
11:5
DCS_SERIES_
NO_01 [6:0]
010_1010 Number of DC Servo updates to perform in a series
event.
0 = 1 updates
1 = 2 updates
...
127 = 128 updates
3:0
DCS_TIMER_P
ERIOD_01
[3:0]
1010
Time between periodic updates. Time is calculated as
0.256s x (2^PERIOD)
0000 = Off
0001 = 0.52s
1010 = 266s (4min 26s)
1111 = 8519s (2hr 22s)
Register 55h DC Servo 1



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