EFM32WG890 Datasheet, PDF (63/85 Pages) Silicon Laboratories – Operation from backup battery when main power drains out

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Alternate
LOCATION
Functionality 0
1
2
3
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5
6
Description
ACMP0_CH2
PC2
Analog comparator ACMP0, channel 2.
ACMP0_CH3
PC3
Analog comparator ACMP0, channel 3.
ACMP0_CH4
PC4
Analog comparator ACMP0, channel 4.
ACMP0_CH5
PC5
Analog comparator ACMP0, channel 5.
ACMP0_CH6
PC6
Analog comparator ACMP0, channel 6.
ACMP0_CH7
PC7
Analog comparator ACMP0, channel 7.
ACMP0_O
PE13 PE2
PD6
Analog comparator ACMP0, digital output.
ACMP1_CH0
PC8
Analog comparator ACMP1, channel 0.
ACMP1_CH1
PC9
Analog comparator ACMP1, channel 1.
ACMP1_CH2
PC10
Analog comparator ACMP1, channel 2.
ACMP1_CH3
PC11
Analog comparator ACMP1, channel 3.
ACMP1_CH4
PC12
Analog comparator ACMP1, channel 4.
ACMP1_CH5
PC13
Analog comparator ACMP1, channel 5.
ACMP1_CH6
PC14
Analog comparator ACMP1, channel 6.
ACMP1_CH7
PC15
Analog comparator ACMP1, channel 7.
ACMP1_O
PF2
PE3
PD7
Analog comparator ACMP1, digital output.
ADC0_CH0
PD0
Analog to digital converter ADC0, input channel number 0.
ADC0_CH1
PD1
Analog to digital converter ADC0, input channel number 1.
ADC0_CH2
PD2
Analog to digital converter ADC0, input channel number 2.
ADC0_CH3
PD3
Analog to digital converter ADC0, input channel number 3.
ADC0_CH4
PD4
Analog to digital converter ADC0, input channel number 4.
ADC0_CH5
PD5
Analog to digital converter ADC0, input channel number 5.
ADC0_CH6
PD6
Analog to digital converter ADC0, input channel number 6.
ADC0_CH7
PD7
Analog to digital converter ADC0, input channel number 7.
BOOT_RX
PE11
Bootloader RX
BOOT_TX
PE10
Bootloader TX
BU_STAT
PE3
Backup Power Domain status, whether or not the system is in
backup mode
BU_VIN
PD8
Battery input for Backup Power Domain
BU_VOUT
PE2
Power output for Backup Power Domain
CMU_CLK0
PA2
PC12 PD7
Clock Management Unit, clock output number 0.
CMU_CLK1
PA1
PD8
PE12
Clock Management Unit, clock output number 1.
DAC0_N0 /
OPAMP_N0
PC5
Operational Amplifier 0 external negative input.
DAC0_N1 /
OPAMP_N1
PD7
Operational Amplifier 1 external negative input.
OPAMP_N2
PD3
Operational Amplifier 2 external negative input.
DAC0_OUT0 /
OPAMP_OUT0
PB11
Digital to Analog Converter DAC0_OUT0 /
OPAMP output channel number 0.
DAC0_OUT0ALT /
OPAMP_OUT0ALT
PC0
PC1
PC2 PC3
PD0
Digital to Analog Converter DAC0_OUT0ALT /
OPAMP alternative output for channel 0.
DAC0_OUT1 /
OPAMP_OUT1
PB12
Digital to Analog Converter DAC0_OUT1 /
OPAMP output channel number 1.
DAC0_OUT1ALT /
OPAMP_OUT1ALT
PC12
PC13
PC14 PC15
PD1
Digital to Analog Converter DAC0_OUT1ALT /
OPAMP alternative output for channel 1.
2014-06-13 - EFM32WG890FXX - d0198_Rev1.40
63
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