WM1811A Datasheet, PDF (236/328 Pages) Wolfson Microelectronics plc – Multi-Channel Audio Hub CODEC for Smartphones

WM1811A
REGISTER BIT
ADDRESS
2
LABEL
LINEOUT2N_MU
TE
1
LINEOUT2P_MU
TE
0
LINEOUT2_VOL
Register 1Eh Line Outputs Volume
DEFAULT
DESCRIPTION
1
LINEOUT2N Line Output Mute
0 = Un-mute
1 = Mute
1
LINEOUT2P Line Output Mute
0 = Un-mute
1 = Mute
0
LINEOUT2 Line Output Volume
0 = 0dB
1 = -6dB
Applies to both LINEOUT2N and LINEOUT2P
Production Data
REGISTER
ADDRESS
R31 (1Fh)
HPOUT2
Volume
BIT
LABEL
5
HPOUT2_MUTE
4
HPOUT2_VOL
Register 1Fh HPOUT2 Volume
DEFAULT
DESCRIPTION
1
HPOUT2 (Earpiece Driver) Mute
0 = Mute
1 = Un-mute
0
HPOUT2 (Earpiece Driver) Volume
0 = 0dB
1 = -6dB
REGISTER BIT
ADDRESS
R32 (20h)
8
Left OPGA
Volume
LABEL
MIXOUT_VU
7
MIXOUTL_ZC
6
MIXOUTL_MUTE
_N
5:0 MIXOUTL_VOL
[5:0]
Register 20h Left OPGA Volume
DEFAULT
DESCRIPTION
0
0
1
11_1001
Mixer Output PGA Volume Update
Writing a 1 to this bit will update MIXOUTLVOL and MIXOUTRVOL volumes
simultaneously.
MIXOUTLVOL (Left Mixer Output PGA) Zero Cross Enable
0 = Zero cross disabled
1 = Zero cross enabled
MIXOUTLVOL (Left Mixer Output PGA) Mute
0 = Mute
1 = Un-mute
MIXOUTLVOL (Left Mixer Output PGA) Volume
-57dB to +6dB in 1dB steps
00_0000 = -57dB
00_0001 = -56dB
… (1dB steps)
11_1111 = +6dB
w
PD, November 2013, Rev 4.1
236