Production Data
WM8945
REG
NAME
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
DEFAULT
AMP
T
Left DAC digital Vol
ADC Control 1
R23 (17h)
R25 (19h)
0
0
0
0
0
0
DAC_
VU
0
0
0
0
0
0
DACL_
MUTE
DACL_VOL[7:0]
00C0h
0
ADC_
MUTE
ALL
0
0
0
0
0
0
0
0
0
0
0
0
ADCL_ 0100h
DATIN
V
ADC Control 2
R26 (1Ah)
R27 (1Bh)
R29 (1Dh)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
ADC_HPF_CU ADC_
0000h
00C0h
000Fh
T[1:0]
HPF
Left ADC Digital Vol
DRC Control 1
ADC_
VU
ADCL_
MUTE
ADCL_VOL[7:0]
0
DRC_ DRC_
NG_E ENA
NA
0
0
0
1
0
1
DRC_ DRC_
QR ANTIC
LIP
1
DRC Control 2
R30 (1Eh)
0
0
0
DRC_NG_MINGAIN[3:0]
0
0
DRC_MINGAIN[2:0] DRC_MAXGAI
N[1:0]
0C25h
DRC Control 3
DRC Control 4
DRC Control 5
R31 (1Fh)
R32 (20h)
R33 (21h)
0
0
0
0
0
0
0
0
0
0
0
1
1
DRC_ATK[3:0]
DRC_KNEE_IP[5:0]
DRC_KNEE_OP[4:0]
DRC_DCY[3:0]
0342h
0000h
0003h
DRC_KNEE2_IP[4:0]
DRC_KNEE2_OP[4:0]
0
0
DRC_
KNEE2
_OP_E
NA
DRC_HI_COMP[2:0]
DRC Control 6
DRC Control 7
R34 (22h)
R35 (23h)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
DRC_QR_THR[ DRC_QR_DCY
0000h
0000h
0000h
1:0]
[1:0]
0
DRC_NG_EXP[ DRC_LO_COMP[2:0]
1:0]
DRC_INIT[4:0]
DRC Status
R36 (24h)
R37 (25h)
DRC_GAIN[15:0]
Beep Control 1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
BEEP_GAIN[3:0]
BEEP_RATE[1: BEEP_ 0002h
0] ENA
Video Buffer
Input ctrl
R38 (26h)
R39 (27h)
0
VB_EN VB_Q VB_G
VB_DISOFF[2:0]
VB_PD VB_CL 001Ch
AMP
A
BOOS AIN
T
0
0
0
0
0
0
0
0
0
0
0
AUX2_ AUX1_ MICB_
AUDIO AUDIO LVL
1
MICLN
0
1
P_PGAL_SEL[
1:0]
0035h
_TO_N
_PGAL
Left INP PGA gain
ctrl
R40 (28h)
R42 (2Ah)
0
0
0
0
0
1
PGA_ PGAL_ PGAL_
PGAL_VOL[5:0]
0050h
8300h
VU
ZC MUTE
Output ctrl
THER
SPKR_ SPKL_
VMID_ VMID_
OP_E OP_E
LINEL
_VMID
_OP_E
NA
LINEL SPKR_ SPKL_
_MUT DISCH DISCH
E
0
LINEL
_DISC
H
0
0
SPK_V LINE_
ROI VROI
R_ACT
NA
NA
SPK mixer control1
SPK mixer control2
SPK mixer control3
R43 (2Bh)
R44 (2Ch)
R45 (2Dh)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
AUX1_ PGAL_ BYPL_ MDAC
TO_SP TO_SP TO_P L_TO_
0
0
0
DACL_
TO_P
GAL
0
0
0
AUX2_ AUX1_ 0000h
TO_P TO_P
KL
KL
GAL PGAL
GAL GAL
0
0
0
0
AUX1_ PGAR
TO_SP _TO_S
0
MDAC
L_TO_
PGAR
DACL_
TO_P
GAR
AUX2_ AUX1_ 0000h
TO_P TO_P
KR
PKR
GAR GAR
AUX1_ PGAL_ BYPL_
TO_SP TO_SP TO_P
KL_AT KL_AT GAL_A
TEN TEN TTEN
0
DACL_
TO_P
AUX2_ AUX1_ 0000h
TO_P TO_P
GAL_A
TTEN
GAL_A GAL_A
TTEN TTEN
SPK mixer control4
Left SPK volume ctrl
R46 (2Eh)
0
0
0
0
0
0
0
AUX1_ PGAR
TO_SP _TO_S
KR_AT PKR_A
TEN TTEN
0
0
0
DACL_
TO_P
0
AUX2_ AUX1_ 0000h
TO_P TO_P
GAR_
ATTEN
GAR_ GAR_
ATTEN ATTEN
R47 (2Fh)
R48 (30h)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
SPK_V SPKL_ SPKL_
SPKL_VOL[5:0]
SPKR_VOL[5:0]
0079h
0079h
U
ZC PGA_
MUTE
Right SPK volume
ctrl
SPK_V SPKR_ SPKR_
U
ZC PGA_
MUTE
PD, May 2011, Rev 4.1
109
w
WOLFSON [ WOLFSON MICROELECTRONICS PLC ]
