Datasheet
STM32F303xB STM32F303xC Pinouts and pin description
DS9118 Rev 14 47/149
Table 15. 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
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