Production Data
WM8912
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
REFER TO
R76 (4Ch)
7:0
DCS_DAC_W 0000_0000 DC Offset value for HPOUTL in DAC Write DC Servo
DC Servo 9
R_VAL_0 [7:0]
mode in two's complement format.
In readback, the current DC offset value is returned in
two's complement format.
Two’s complement format:
LSB is 0.25mV.
Range is +/-32mV
Register 4Ch DC Servo 9
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
REFER TO
R77 (4Dh)
DC Servo
Readback 0
11:8
DCS_CAL_CO
MPLETE [3:0]
0000
DC Servo Complete status
[3] - LINEOUTR
[2] - LINEOUTL
[1] - HPOUTR
[0] - HPOUTL
0 = DAC Write or Start-Up DC Servo mode not
completed.
1 = DAC Write or Start-Up DC Servo mode complete.
DC Servo DAC Write status
[3] - LINEOUTR
7:4
DCS_DAC_W
R_COMPLETE
[3:0]
0000
[2] - LINEOUTL
[1] - HPOUTR
[0] - HPOUTL
0 = DAC Write DC Servo mode not completed.
1 = DAC Write DC Servo mode complete.
DC Servo Start-Up status
[3] - LINEOUTR
3:0
DCS_STARTU
P_COMPLETE
[3:0]
0000
[2] - LINEOUTL
[1] - HPOUTR
[0] - HPOUTL
0 = Start-Up DC Servo mode not completed..
1 = Start-Up DC Servo mode complete.
Register 4Dh DC Servo Readback 0
PD, Rev 4.0, September 2010
111
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WOLFSON [ WOLFSON MICROELECTRONICS PLC ]
