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WM8311 Datasheet(PDF) 207 Page - Wolfson Microelectronics plc

Part # WM8311
Description  Processor Power Management Subsystem
PDF  302 Pages
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Manufacturer  WOLFSON [Wolfson Microelectronics plc]
Direct Link  http://www.wolfsonmicro.com
Logo WOLFSON - Wolfson Microelectronics plc

WM8311 Datasheet(HTML) 207 Page - Wolfson Microelectronics plc

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Pre-Production
WM8311
w
PP, May 2012, Rev 3.1
207
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
REFER TO
R16428
(402Ch)
Touch Data
Z
15
TCH_PD3
0
Pen down status (indicates if the Pen Down was
detected prior to the TP measurement)
0 = Pen Down not detected
1 = Pen Down detected
11:0
TCH_Z [11:0]
0000_0000
_0000
Touch panel Z-axis data
(12-bit unsigned binary number)
Register 402Ch Touch Data Z
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
REFER TO
R16429
(402Dh)
AuxADC
Data
15:12
AUX_DATA_S
RC [3:0]
0000
AUXADC Data Source
0 = Reserved
1 = AUXADCIN1
2 = AUXADCIN2
3 = AUXADCIN3
4 = AUXADCIN4
5 = Chip Temperature
6 = Battery Temperature
7 = SYSVDD voltage
8 = USB voltage
9 = BATT voltage
10 = WALL voltage
11 = Reserved
12 = Reserved
13 = Reserved
14 = Reserved
15 = Reserved
11:0
AUX_DATA
[11:0]
0000_0000
_0000
AUXADC Measurement Data
Voltage (mV) = AUX_DATA x 1.465
ChipTemp (°C) = (498 - AUX_DATA) / 1.09
BattTemp (°C) = (value is dependent on NTC
thermistor)
Register 402Dh AuxADC Data
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
REFER TO
R16430
(402Eh)
AuxADC
Control
15
AUX_ENA
0
AUXADC Enable
0 = Disabled
1 = Enabled
Note - this bit is reset to 0 when the OFF power state is
entered.
14
AUX_CVT_EN
A
0
AUXADC Conversion Enable
0 = Disabled
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.
12
AUX_SLPENA
0
AUXADC SLEEP Enable
0 = Disabled
1 = Controlled by AUX_ENA



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