EFM32WG Datasheet, PDF (668/834 Pages) List of Unclassifed Manufacturers – The EFM32WG Wonder Gecko is the ideal choice for demanding 8-, 16-, and 32-bit energy sensitive applications.

...the world's most energy friendly microcontrollers
Bit
29:28
27:25
24
23:17
16
15:14
13:8
7:4
3
2:0
Name
Reset
Access Description
CSRESSEL
0x0
RW
Capacitive Sense Mode Internal Resistor Select
These bits select the resistance value for the internal capacitive sense resistor. Resulting actual resistor values are given in the
device datasheets.
Value
0
1
2
3
Mode
RES0
RES1
RES2
RES3
Description
Internal capacitive sense resistor value 0.
Internal capacitive sense resistor value 1.
Internal capacitive sense resistor value 2.
Internal capacitive sense resistor value 3.
Reserved
To ensure compatibility with future devices, always write bits to 0. More information in Section 2.1 (p. 3)
CSRESEN
0
RW
Capacitive Sense Mode Internal Resistor Enable
Enable/disable the internal capacitive sense resistor.
Reserved
To ensure compatibility with future devices, always write bits to 0. More information in Section 2.1 (p. 3)
LPREF
1
RW
Low Power Reference Mode
Enable low power mode for VDD and bandgap references.
Value
0
1
Description
Low power mode disabled.
Low power mode enabled.
Reserved
To ensure compatibility with future devices, always write bits to 0. More information in Section 2.1 (p. 3)
VDDLEVEL
0x00
RW
VDD Reference Level
Select scaling factor for VDD reference level.V_{DD_SCALED} = V_DD×VDDLEVEL/63.
NEGSEL
0x8
RW
Negative Input Select
Select negative input.
Value
0
1
2
3
4
5
6
7
8
9
10
11
12
13
Mode
CH0
CH1
CH2
CH3
CH4
CH5
CH6
CH7
1V25
2V5
VDD
CAPSENSE
DAC0CH0
DAC0CH1
Description
Channel 0 as negative input.
Channel 1 as negative input.
Channel 2 as negative input.
Channel 3 as negative input.
Channel 4 as negative input.
Channel 5 as negative input.
Channel 6 as negative input.
Channel 7 as negative input.
1.25 V as negative input.
2.5 V as negative input.
Scaled VDD as negative input.
Capacitive sense mode.
DAC0 channel 0.
DAC0 channel 1.
Reserved
To ensure compatibility with future devices, always write bits to 0. More information in Section 2.1 (p. 3)
POSSEL
0x0
Select positive input.
RW
Positive Input Select
Value
0
1
2
3
4
5
6
7
Mode
CH0
CH1
CH2
CH3
CH4
CH5
CH6
CH7
Description
Channel 0 as positive input.
Channel 1 as positive input.
Channel 2 as positive input.
Channel 3 as positive input.
Channel 4 as positive input.
Channel 5 as positive input.
Channel 6 as positive input.
Channel 7 as positive input.
2013-05-08 - Wonder Gecko Family - d0233_Rev0.50
668
www.energymicro.com