EFM32WG840 Datasheet, PDF (62/77 Pages) Silicon Laboratories – Operation from backup battery when main power drains out

...the world's most energy friendly microcontrollers
Alternate
Functionality 0
PCNT0_S0IN
PC13
PCNT0_S1IN
PC14
PCNT1_S0IN
PC4
PCNT1_S1IN
PC5
PCNT2_S0IN
PD0
PCNT2_S1IN
PD1
PRS_CH0
PA0
PRS_CH1
PA1
PRS_CH2
PRS_CH3
TIM0_CC0
PA0
TIM0_CC1
PA1
TIM0_CC2
PA2
TIM0_CDTI0
PA3
TIM0_CDTI1
PA4
TIM0_CDTI2
PA5
TIM1_CC0
PC13
TIM1_CC1
PC14
TIM1_CC2
PC15
TIM2_CC0
TIM2_CC1
TIM2_CC2
TIM3_CC0
PE14
TIM3_CC1
PE15
TIM3_CC2
PA15
US0_CLK
PE12
US0_CS
PE13
1
PB3
PB4
PE8
PE9
PF3
PF4
PF5
PE8
PA0
PA1
PA2
PC13
PC14
PC15
PE10
PE11
PE12
PA12
PA13
PA14
PE5
PE4
LOCATION
2
3
4
PD6
PD7
PD1
PA0
PD2
PD3
PF3 PC13
PF4 PC14
PF5 PC15 PC4
PB7
PD6
PB8
PD7
PB11 PC13
PC15
PC14
PB13
PB14
5
PF0
PF1
PF2
PF3
PF4
PF5
PB13
PB14
US0_RX
PE11 PE6
PE12 PB8
US0_TX
US1_CLK
US1_CS
US1_RX
PE10 PE7
PE13 PB7
PB7
PD2
PF0
PB8
PD3
PF1
PD1
PD6
US1_TX
US2_CLK
US2_CS
PD0
PD7
PC4
PB5
PC5
PB6
6
Description
Pulse Counter PCNT0 input number 0.
Pulse Counter PCNT0 input number 1.
Pulse Counter PCNT1 input number 0.
Pulse Counter PCNT1 input number 1.
Pulse Counter PCNT2 input number 0.
Pulse Counter PCNT2 input number 1.
Peripheral Reflex System PRS, channel 0.
Peripheral Reflex System PRS, channel 1.
Peripheral Reflex System PRS, channel 2.
Peripheral Reflex System PRS, channel 3.
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.
Timer 2 Capture Compare input / output channel 0.
Timer 2 Capture Compare input / output channel 1.
Timer 2 Capture Compare input / output channel 2.
Timer 3 Capture Compare input / output channel 0.
Timer 3 Capture Compare input / output channel 1.
Timer 3 Capture Compare input / output channel 2.
USART0 clock input / output.
USART0 chip select input / output.
USART0 Asynchronous Receive.
USART0 Synchronous mode Master Input / Slave Output
(MISO).
USART0 Asynchronous Transmit.Also used as receive input
in half duplex communication.
USART0 Synchronous mode Master Output / Slave Input
(MOSI).
USART1 clock input / output.
USART1 chip select input / output.
USART1 Asynchronous Receive.
USART1 Synchronous mode Master Input / Slave Output
(MISO).
USART1 Asynchronous Transmit.Also used as receive input
in half duplex communication.
USART1 Synchronous mode Master Output / Slave Input
(MOSI).
USART2 clock input / output.
USART2 chip select input / output.
2014-06-13 - EFM32WG840FXX - d0195_Rev1.40
62
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