wm8903 Wolfson Microelectronics plc, wm8903 Datasheet - Page 75

• Manufacturer Part Number: wm8903
• Description: Ultra Low Power Codec For Portable Audio Applications
• Manufacturer: Wolfson Microelectronics plc

Pre-Production
w
Table 50 DC Servo Initial Settings and Readback
R71 (47h)
DC Servo 4
R72 (48h)
DC Servo 5
R73 (49h)
DC Servo 6
R74 (4Ah)
DC Servo 7
R81 (51h)
DC Servo
Readback 1
R82 (52h)
DC Servo
Readback 2
R83 (53h)
DC Servo
Readback 3
R84 (54h)
DC Servo
Readback 4
REGISTER
ADDRESS
BIT
7:0
7:0
7:0
7:0
7:0
7:0
7:0
7:0
DCS_HPOUTL_WRITE_VAL
[7:0]
DCS_HPOUTR_WRITE_VA
L [7:0]
DCS_LOUTL_WRITE_VAL
[7:0]
DCS_LOUTR_WRITE_VAL
[7:0]
DCS_HPOUTL_INTEG [7:0]
DCS_HPOUTR_INTEG [7:0]
DCS_LOUTL_INTEG [7:0]
DCS_LOUTR_INTEG [7:0]
LABEL
0000_0000
0000_0000
0000_0000
0000_0000
0000_0000
0000_0000
0000_0000
0000_0000
DEFAULT
Value to send to Left
Headphone Output Servo
in a WRITE mode
Two’s complement format.
LSB is 0.25mV.
Range is +/-32mV
Value to send to Right
Headphone Output Servo
in a WRITE mode
Two’s complement format.
LSB is 0.25mV.
Range is +/-32mV
Value to send to Left Line
Output Servo in a WRITE
mode
Two’s complement format.
LSB is 0.25mV.
Range is +/-32mV
Value to send to Right Line
Output Servo in a WRITE
mode
Two’s complement format.
LSB is 0.25mV.
Range is +/-32mV
Readback value on Left
Headphone Output Servo.
Two’s complement format.
LSB is 0.25mV.
Range is +/-32mV
Readback value on
Headphone Right Output
Servo.
Two’s complement format.
LSB is 0.25mV.
Range is +/-32mV
Readback value on Left
Line Output Servo.
Two’s complement format.
LSB is 0.25mV.
Range is +/-32mV
Readback value on Right
Line Output Servo.
Two’s complement format.
LSB is 0.25mV.
Range is +/-32mV
PP, Rev 3.1, August 2009
DESCRIPTION
WM8903
75