WM8326
Production Data
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
AUXADC Data Source
REFER TO
R16429
(402Dh)
AuxADC
Data
AUX_DATA_S
RC [3:0]
15:12
0000
1 = GPIO10
2 = GPIO11
3 = GPIO12
5 = Chip Temperature
7 = PVDD voltage
All other values are Reserved
AUXADC Measurement Data
Voltage (mV) = AUX_DATA x 1.465
ChipTemp (°C) = (498 - AUX_DATA) / 1.09
AUX_DATA
[11:0]
11:0
0000_0000
_0000
Register 402Dh AuxADC Data
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
REFER TO
R16430
(402Eh)
AuxADC
Control
AUX_ENA
AUXADC Enable
0 = Disabled
15
0
1 = Enabled
Note - this bit is reset to 0 when the OFF power state is
entered.
AUX_CVT_EN
A
AUXADC Conversion Enable
0 = Disabled
14
0
1 = Enabled
In automatic mode, conversions are enabled by setting
this bit.
In manual mode (AUX_RATE = 0), setting this bit will
initiate a conversion; the bit is reset automatically after
each conversion.
AUX_SLPENA
AUXADC SLEEP Enable
0 = Disabled
12
0
1 = Controlled by AUX_ENA
AUXADC Conversion Rate
0 = Manual
AUX_RATE
[5:0]
5:0
00_0000
1 = 2 samples/s
2 = 4 samples/s
3 = 6 samples/s
…
31 = 62 samples/s
32 = Reserved
33 = 16 samples/s
34 = 32 samples/s
35 = 48 samples/s
…
63 = 496 samples/s
Register 402Eh AuxADC Control
PD, June 2012, Rev 4.0
166
w
WOLFSON [ WOLFSON MICROELECTRONICS PLC ]
