Datasheet

Pinouts and pin description STM32F303xB STM32F303xC 44/133 DocID023353 Rev 7
Table 13. Alternate functions for port B
Port
&
Pin
Name
AF0 AF1 AF2 AF3 AF4 AF5 AF6 AF7 AF8 AF9 AF10 AF12 AF15
PB0
TIM3_
CH3
TSC_
G3_IO2
TIM8_
CH2N
TIM1_CH2N
EVENT
OUT
PB1
TIM3_
CH4
TSC_
G3_IO3
TIM8_
CH3N
TIM1_CH3N
COMP4_
OUT
EVENT
OUT
PB2
TSC_
G3_IO4
EVENT
OUT
PB3
JTDO-
TRACES
WO
TIM2_
CH2
TIM4_
ETR
TSC_
G5_IO1
TIM8_
CH1N
SPI1_
SCK
SPI3_SCK,
I2S3_CK
USART2_
TX
TIM3_
ETR
EVENT
OUT
PB4 NJTRST
TIM16_
CH1
TIM3_
CH1
TSC_
G5_IO2
TIM8_
CH2N
SPI1_
MISO
SPI3_MISO,
I2S3ext_SD
USART2_
RX
TIM17_
BKIN
EVENT
OUT
PB5
TIM16_
BKIN
TIM3_
CH2
TIM8_
CH3N
I2C1_
SMBA
SPI1_
MOSI
SPI3_MOSI,
I2S3_SD
USART2_
CK
TIM17_
CH1
EVENT
OUT
PB6
TIM16_
CH1N
TIM4_
CH1
TSC_
G5_IO3
I2C1_SCL TIM8_CH1
TIM8_
ETR
USART1_
TX
TIM8_
BKIN2
EVENT
OUT
PB7
TIM17_
CH1N
TIM4_
CH2
TSC_
G5_IO4
I2C1_
SDA
TIM8_
BKIN
USART1_
RX
TIM3_
CH4
EVENT
OUT
PB8
TIM16_
CH1
TIM4_
CH3
TSC_
SYNC
I2C1_SCL
COMP1_
OUT
CAN_RX
TIM8_
CH2
TIM1_
BKIN
EVENT
OUT
PB9
TIM17_
CH1
TIM4_
CH4
I2C1_
SDA
IR_OUT
COMP2_
OUT
CAN_TX
TIM8_
CH3
EVENT
OUT
PB10
TIM2_
CH3
TSC_
SYNC
USART3_
TX
EVENT
OUT
PB11
TIM2_
CH4
TSC_
G6_IO1
USART3_
RX
EVENT
OUT
PB12
TSC_
G6_IO2
I2C2_
SMBA
SPI2_NSS,
I2S2_WS
TIM1_
BKIN
USART3_
CK
EVENT
OUT