WM8961
Pre-Production
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
Controls volume of ADC Left side tone, 3dB steps.
R58 (3Ah)
DSP
Sidetone 1
7:4
ADCL_DAC_SVOL[3:0]
0000
0000 : -36dB
0001 : -33dB
…
1111 : 0dB
DAC Left Side-tone Control
11 = Unused
3:2
ADC_TO_DACL[1:0]
00
10 = Mix ADCR into DACL
01 = Mix ADCL into DACL
00 = No Side-tone mix into DACL
Register 3Ah DSP Sidetone 1
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
DC Servo enabled on channel INL
R60 (3Ch)
DC Servo 0
7
6
3
2
DCS_ENA_CHAN_INL
0
0
0
0
Perform startup sequence on channel INL
DC Servo enabled on channel INR
DCS_TRIG_STARTUP_INL
DCS_ENA_CHAN_INR
Perform startup sequence on channel INR
DCS_TRIG_STARTUP_INR
Register 3Ch DC Servo 0
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
R61 (3Dh)
DC Servo 1
7
6
4
3
2
0
DCS_ENA_CHAN_HPL
DCS_TRIG_STARTUP_HPL
DCS_TRIG_SERIES_HPL
DCS_ENA_CHAN_HPR
0
0
0
0
0
0
DC Servo enabled on channel HPL
Perform startup sequence on channel HPL
Perform a series of LSB updates on channel HPL
DC Servo enabled on channel HPR
Perform startup sequence on channel HPR
Perform a series of LSB updates on channel HPR
DCS_TRIG_STARTUP_HPR
DCS_TRIG_SERIES_HPR
Register 3Dh DC Servo 1
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
Bandwidth of filter during series updates. Determines how
R63 (3Fh)
5:4
DCS_FILT_BW_SERIES[1:0]
01
long a measurement takes.
00 : 6ms
DC Servo 3
01 : 275ms
10 : 1.2s
11 : 4.4s
Register 3Fh DC Servo 3
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
Number of LSB updates in a series for channels HPL and HPR
R65 (41h)
6:0
DCS_SERIES_NO_HP[6:0] 001_0000
000_0000-000_1111 : Reserved
DC Servo 5
001_0000 : 16
…
111_1111 : 127
Register 41h DC Servo 5
PP, August 2009, Rev 3.1
w
96
WOLFSON [ WOLFSON MICROELECTRONICS PLC ]
