EFM32WG Datasheet, PDF (758/834 Pages) List of Unclassifed Manufacturers – The EFM32WG Wonder Gecko is the ideal choice for demanding 8-, 16-, and 32-bit energy sensitive applications.

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Bit
31:2
1:0
Name
Reset
Access Description
Reserved
To ensure compatibility with future devices, always write bits to 0. More information in Section 2.1 (p. 3)
DRIVEMODE
0x0
RW
Drive Mode Select
Select drive mode for all pins on port configured with alternate drive strength.
Value
0
1
2
3
Mode
STANDARD
LOWEST
HIGH
LOW
Description
6 mA drive current
0.5 mA drive current
20 mA drive current
2 mA drive current
32.5.2 GPIO_Px_MODEL - Port Pin Mode Low Register
Offset
0x004
Reset
Access
Bit Position
Name
Bit
31:28
27:24
23:20
19:16
15:12
11:8
7:4
3:0
Name
Reset
Access Description
MODE7
0x0
RW
Pin 7 Mode
Configure mode for pin 7. Enumeration is equal to MODE0.
MODE6
0x0
RW
Pin 6 Mode
Configure mode for pin 6. Enumeration is equal to MODE0.
MODE5
0x0
RW
Pin 5 Mode
Configure mode for pin 5. Enumeration is equal to MODE0.
MODE4
0x0
RW
Pin 4 Mode
Configure mode for pin 4. Enumeration is equal to MODE0.
MODE3
0x0
RW
Pin 3 Mode
Configure mode for pin 3. Enumeration is equal to MODE0.
MODE2
0x0
RW
Pin 2 Mode
Configure mode for pin 2. Enumeration is equal to MODE0.
MODE1
0x0
RW
Pin 1 Mode
Configure mode for pin 1. Enumeration is equal to MODE0.
MODE0
0x0
RW
Pin 0 Mode
Configure mode for pin 0.
Value
0
1
2
3
4
5
6
7
8
9
10
11
12
Mode
DISABLED
INPUT
INPUTPULL
INPUTPULLFILTER
PUSHPULL
PUSHPULLDRIVE
WIREDOR
WIREDORPULLDOWN
WIREDAND
WIREDANDFILTER
WIREDANDPULLUP
WIREDANDPULLUPFILTER
WIREDANDDRIVE
Description
Input disabled. Pullup if DOUT is set.
Input enabled. Filter if DOUT is set
Input enabled. DOUT determines pull direction
Input enabled with filter. DOUT determines pull direction
Push-pull output
Push-pull output with drive-strength set by DRIVEMODE
Wired-or output
Wired-or output with pull-down
Open-drain output
Open-drain output with filter
Open-drain output with pullup
Open-drain output with filter and pullup
Open-drain output with drive-strength set by DRIVEMODE
2013-05-08 - Wonder Gecko Family - d0233_Rev0.50
758
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