EFR32FG12 Datasheet, PDF (139/183 Pages) –

EFR32FG12 Flex Gecko Proprietary Protocol SoC Family Data Sheet
Pin Definitions
GPIO Name
PF12
PB11
PB10
Analog
BUSBY BUSAX
BUSCY BUSDX
OPA2_P
OPA2_OUTALT #1
BUSDY BUSCX
Pin Alternate Functionality / Description
Timers
Communication
Radio
WTIM1_CC3 #30
PCNT1_S0IN #25
PCNT1_S1IN #24
PCNT2_S0IN #25
PCNT2_S1IN #24
US2_TX #25
US2_RX #24
US2_CLK #23
US2_CS #22
US2_CTS #21
US2_RTS #20
US3_TX #25
US3_RX #24
US3_CLK #23
US3_CS #22
US3_CTS #21
US3_RTS #20
I2C1_SDA #25
I2C1_SCL #24
TIM0_CC0 #6
TIM0_CC1 #5
TIM0_CC2 #4
TIM0_CDTI0 #3
TIM0_CDTI1 #2
TIM0_CDTI2 #1
TIM1_CC0 #6
TIM1_CC1 #5
TIM1_CC2 #4
TIM1_CC3 #3
WTIM0_CC0 #15
WTIM0_CC1 #13
WTIM0_CC2 #11
WTIM0_CDTI0 #7
WTIM0_CDTI1 #5
WTIM0_CDTI2 #3
LETIM0_OUT0 #6
LETIM0_OUT1 #5
PCNT0_S0IN #6
PCNT0_S1IN #5
US0_TX #6 US0_RX
#5 US0_CLK #4
US0_CS #3
US0_CTS #2
US0_RTS #1
US1_TX #6 US1_RX
#5 US1_CLK #4
US1_CS #3
US1_CTS #2
US1_RTS #1
US3_TX #15
US3_RX #14
US3_CLK #13
US3_CS #12
US3_CTS #11
US3_RTS #10
LEU0_TX #6
LEU0_RX #5
I2C0_SDA #6
I2C0_SCL #5
FRC_DCLK #6
FRC_DOUT #5
FRC_DFRAME #4
MODEM_DCLK #6
MODEM_DIN #5
MODEM_DOUT #4
MODEM_ANT0 #3
MODEM_ANT1 #2
WTIM0_CC0 #14
WTIM0_CC1 #12
WTIM0_CC2 #10
WTIM0_CDTI0 #6
WTIM0_CDTI1 #4
WTIM0_CDTI2 #2
PCNT1_S0IN #10
PCNT1_S1IN #9
PCNT2_S0IN #10
PCNT2_S1IN #9
US2_TX #13
US2_RX #12
US2_CLK #11
US2_CS #10
US2_CTS #9
US2_RTS #8
US3_TX #14
US3_RX #13
US3_CLK #12
US3_CS #11
US3_CTS #10
US3_RTS #9
I2C1_SDA #10
I2C1_SCL #9
Other
ETM_TD3 #0
PRS_CH6 #6
PRS_CH7 #5
PRS_CH8 #4
PRS_CH9 #3
ACMP0_O #6
ACMP1_O #6
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