EFM32G Data Sheet
Pin Definitions
Alternate
Functionality
TIM2_CC0
TIM2_CC1
TIM2_CC2
U0_RX
LOCATION
0
1
2
3
Description
PA8
PA9
PA12
PC8
PC9
Timer 2 Capture Compare input / output channel 0.
Timer 2 Capture Compare input / output channel 1.
Timer 2 Capture Compare input / output channel 2.
UART0 Receive input.
PA13
PA14
PE1
PA10
PF7
PC10
PA4
PC15
PC14
UART0 Transmit output. Also used as receive input in half du-
plex communication.
U0_TX
PF6
PE0
PA3
US0_CLK
US0_CS
PE12
PE13
PE5
PE4
PC9
PC8
USART0 clock input / output.
USART0 chip select input / output.
USART0 Asynchronous Receive.
US0_RX
US0_TX
PE11
PE10
PE6
PE7
PC10
PC11
USART0 Synchronous mode Master Input / Slave Output (MI-
SO).
USART0 Asynchronous Transmit.Also used as receive input
in half duplex communication.
USART0 Synchronous mode Master Output / Slave Input
(MOSI).
US1_CLK
US1_CS
PB7
PB8
PD2
PD3
USART1 clock input / output.
USART1 chip select input / output.
USART1 Asynchronous Receive.
US1_RX
US1_TX
PC1
PC0
PD1
PD0
USART1 Synchronous mode Master Input / Slave Output (MI-
SO).
USART1 Asynchronous Transmit.Also used as receive input
in half duplex communication.
USART1 Synchronous mode Master Output / Slave Input
(MOSI).
US2_CLK
US2_CS
PC4
PC5
PB5
PB6
USART2 clock input / output.
USART2 chip select input / output.
USART2 Asynchronous Receive.
US2_RX
US2_TX
PC3
PC2
PB4
PB3
USART2 Synchronous mode Master Input / Slave Output (MI-
SO).
USART2 Asynchronous Transmit.Also used as receive input
in half duplex communication.
USART2 Synchronous mode Master Output / Slave Input
(MOSI).
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