EFM32WG890 Datasheet, PDF (69/85 Pages) Silicon Laboratories – Operation from backup battery when main power drains out

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Alternate
Functionality 0
LFXTAL_P
PB7
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
PC0
PRS_CH3
PC1
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
PA8
TIM2_CC1
PA9
TIM2_CC2
PA10
TIM3_CC0
PE14
TIM3_CC1
PE15
TIM3_CC2
PA15
U0_RX
PF7
U0_TX
PF6
U1_RX
PC13
U1_TX
PC12
US0_CLK
US0_CS
PE12
PE13
1
PE0
PE1
PB3
PB4
PE8
PE9
PF3
PF4
PF5
PE8
PA0
PA1
PA2
PC13
PC14
PC15
PE10
PE11
PE12
PA12
PA13
PA14
PE0
PE1
PE2
PE1
PE0
PE5
PE4
LOCATION
2
3
4
PC0 PD6
PC1 PD7
PF6 PD1
PF7 PD2
PF8 PD3
PF3 PC13
PF4 PC14
PF5 PC15
PB0 PB7
PB1 PB8
PB2 PB11
PC8
PC9
PC10
PA0
PC0
PC1
PC2
PC3
PC4
PD6
PD7
PC13
PA4 PC15
PA3 PC14
PB10 PE3
PB9 PE2
PC9 PC15
PC8 PC14
PB13
PB14
5
PF0
PF1
PF2
PF3
PF4
PF5
PB13
PB14
US0_RX
PE11 PE6
PC10 PE12 PB8
PC1
US0_TX
US1_CLK
US1_CS
US1_RX
PE10 PE7
PC11 PE13 PB7
PC0
PB7
PD2
PF0
PB8
PD3
PF1
PC1
PD1
PD6
6
Description
Low Frequency Crystal (typically 32.768 kHz) positive pin.
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.
UART0 Receive input.
UART0 Transmit output. Also used as receive input in half
duplex communication.
UART1 Receive input.
UART1 Transmit output. Also used as receive input in half
duplex communication.
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.
2014-06-13 - EFM32WG890FXX - d0198_Rev1.40
69
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