EFM32G Data Sheet
Pin Definitions
Alternate
Functionality
EBI_ARDY
EBI_CS0
EBI_CS1
EBI_CS2
EBI_CS3
EBI_REn
EBI_WEn
LOCATION
0
1
2
3
Description
PF2
PD9
External Bus Interface (EBI) Hardware Ready Control input.
External Bus Interface (EBI) Chip Select output 0.
External Bus Interface (EBI) Chip Select output 1.
External Bus Interface (EBI) Chip Select output 2.
External Bus Interface (EBI) Chip Select output 3.
External Bus Interface (EBI) Read Enable output.
External Bus Interface (EBI) Write Enable output.
PD10
PD11
PD12
PF5
PF4
High Frequency Crystal negative pin. Also used as external
optional clock input pin.
HFXTAL_N
PB14
HFXTAL_P
I2C0_SCL
PB13
PA1
PA0
PD6
PD7
PD5
High Frequency Crystal positive pin.
I2C0 Serial Clock Line input / output.
I2C0 Serial Data input / output.
PD7
PD6
PC7
PC6
PF0
PF1
PD15
I2C0_SDA
PD14
PC4
PC5
LETIM0_OUT0
LETIM0_OUT1
LEU0_RX
PB11
PB12
PB14
Low Energy Timer LETIM0, output channel 0.
Low Energy Timer LETIM0, output channel 1.
LEUART0 Receive input.
PE15
PE14
LEUART0 Transmit output. Also used as receive input in half
duplex communication.
LEU0_TX
LEU1_RX
LEU1_TX
PD4
PC7
PC6
PB13
PA6
PA5
LEUART1 Receive input.
LEUART1 Transmit output. Also used as receive input in half
duplex communication.
Low Frequency Crystal (typically 32.768 kHz) negative pin. Al-
so used as an optional external clock input pin.
LFXTAL_N
PB8
LFXTAL_P
PB7
Low Frequency Crystal (typically 32.768 kHz) positive pin.
Pulse Counter PCNT0 input number 0.
PCNT0_S0IN
PCNT0_S1IN
PCNT1_S0IN
PCNT1_S1IN
PCNT2_S0IN
PCNT2_S1IN
TIM0_CC0
PC13
PC14
PC4
PC5
PD0
PD1
PA0
PE0
PC0
PC1
PE1
Pulse Counter PCNT0 input number 1.
PB3
Pulse Counter PCNT1 input number 0.
PB4
Pulse Counter PCNT1 input number 1.
PE8
Pulse Counter PCNT2 input number 0.
PE9
Pulse Counter PCNT2 input number 1.
PA0
PF6
PF7
PF8
PF3
PF4
PF5
PB0
PB1
PB2
PD1
Timer 0 Capture Compare input / output channel 0.
Timer 0 Capture Compare input / output channel 1.
Timer 0 Capture Compare input / output channel 2.
Timer 0 Complimentary Deat Time Insertion channel 0.
Timer 0 Complimentary Deat Time Insertion channel 1.
Timer 0 Complimentary Deat Time Insertion channel 2.
Timer 1 Capture Compare input / output channel 0.
Timer 1 Capture Compare input / output channel 1.
Timer 1 Capture Compare input / output channel 2.
TIM0_CC1
PA1
PA1
PD2
TIM0_CC2
PA2
PA2
PD3
TIM0_CDTI0
TIM0_CDTI1
TIM0_CDTI2
TIM1_CC0
PA3
PC13
PC14
PC15
PE10
PE11
PE12
PC13
PC14
PC15
PA4
PA5
PC13
PC14
PC15
TIM1_CC1
TIM1_CC2
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