EFM32WG Datasheet, PDF (767/834 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
Name
Reset
Access Description
Set bit n to enable triggering of external interrupt n on falling edge.
Value
EXTIFALL[n] = 0
EXTIFALL[n] = 1
Description
Falling edge trigger disabled
Falling edge trigger enabled
32.5.14 GPIO_IEN - Interrupt Enable Register
Offset
0x110
Bit Position
Reset
Access
Name
Bit
31:16
15:0
Name
Reset
Access Description
Reserved
To ensure compatibility with future devices, always write bits to 0. More information in Section 2.1 (p. 3)
EXT
0x0000
RW
Set bit n to enable external interrupt from pin n.
External Interrupt n Enable
Value
EXT[n] = 0
EXT[n] = 1
Description
Pin n external interrupt disabled
Pin n external interrupt enabled
32.5.15 GPIO_IF - Interrupt Flag Register
Offset
0x114
Bit Position
Reset
Access
Name
Bit
31:16
15:0
Name
Reset
Access Description
Reserved
To ensure compatibility with future devices, always write bits to 0. More information in Section 2.1 (p. 3)
EXT
0x0000
R
Pin n external interrupt flag.
External Interrupt Flag n
Value
EXT[n] = 0
Description
Pin n external interrupt flag cleared
2013-05-08 - Wonder Gecko Family - d0233_Rev0.50
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