Table 13. Alternate Functions Selected Through Gpiob_Afr Registers For Port B - STMicroelectronics STM32F031F4 Manual

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Pin name
PB0
PB1
PB2
PB3
PB4
PB5
PB6
PB7
PB8
PB9
PB10
PB11
PB12
PB13
PB14
PB15
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Table 13. Alternate functions selected through GPIOB_AFR registers for port B

AF0
EVENTOUT
TIM14_CH1
-
SPI1_SCK, I2S1_CK
SPI1_MISO, I2S1_MCK
SPI1_MOSI, I2S1_SD
USART1_TX
USART1_RX
-
IR_OUT
-
EVENTOUT
SPI1_NSS
SPI1_SCK
SPI1_MISO
SPI1_MOSI
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AF1
TIM3_CH3 TIM1_CH2N
TIM3_CH4 TIM1_CH3N
-
EVENTOUT
TIM3_CH1 EVENTOUT
TIM3_CH2 TIM16_BKIN
I2C1_SCL TIM16_CH1N
I2C1_SDA TIM17_CH1N
I2C1_SCL TIM16_CH1
I2C1_SDA TIM17_CH1
I2C1_SCL
I2C1_SDA
EVENTOUT TIM1_BKIN
- TIM1_CH1N
- TIM1_CH2N
- TIM1_CH3N
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AF2
-
TIM2_CH2
I2C1_SMBA
EVENTOUT
TIM2_CH3
TIM2_CH4
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AF3
-
-
-
-
-
-
-
-
-
-
-
-
-
-
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