Datasheet

Pin descriptions STM32H743xI 84/231 DS12110 Rev 5
Port B
PB9 - TIM17_CH1 TIM4_CH4
DFSDM_
DATIN7
I2C1_SDA
SPI2_NSS/
I2S2_WS
I2C4_SDA
SDMMC1_
CDIR
UART4_TX
FDCAN1_
TX
SDMMC2_
D5
I2C4_SMB
A
SDMMC1_
D5
DCMI_D7 LCD_B7
EVENT-
OUT
PB10 - TIM2_CH3
HRTIM_
SCOUT
LPTIM2_IN
1
I2C2_SCL
SPI2_SCK/
I2S2_CK
DFSDM_
DATIN7
USART3_
TX
-
QUADSPI_
BK1_NCS
OTG_HS_
ULPI_D3
ETH_MII_
RX_ER
--LCD_G4
EVENT-
OUT
PB11 - TIM2_CH4
HRTIM_
SCIN
LPTIM2_
ETR
I2C2_SDA -
DFSDM_
CKIN7
USART3_
RX
--
OTG_HS_
ULPI_D4
ETH_MII_
TX_EN/
ETH_RMII_
TX_EN
--LCD_G5
EVENT-
OUT
PB12 - TIM1_BKIN - - I2C2_SMBA
SPI2_NSS/
I2S2_WS
DFSDM_
DATIN1
USART3_
CK
-
FDCAN2_
RX
OTG_HS_
ULPI_D5
ETH_MII_
TXD0/ETH_
RMII_TXD0
OTG_HS_
ID
TIM1_
BKIN_
COMP12
UART5_
RX
EVENT-
OUT
PB13 - TIM1_CH1N -
LPTIM2_
OUT
-
SPI2_SCK/
I2S2_CK
DFSDM_CK
IN1
USART3_
CTS_NSS
-
FDCAN2_
TX
OTG_HS_
ULPI_D6
ETH_MII_
TXD1/ETH_
RMII_TXD1
--
UART5_
TX
EVENT-
OUT
PB14 - TIM1_CH2N
TIM12_CH
1
TIM8_
CH2N
USART1_TX
SPI2_MISO/
I2S2_SDI
DFSDM_
DATIN2
USART3_
RTS
UART4_
RTS
SDMMC2_
D0
--
OTG_HS_
DM
--
EVENT-
OUT
PB15
RTC_
REFIN
TIM1_CH3N
TIM12_CH
2
TIM8_CH3
N
USART1_RX
SPI2_MOSI/
I2S2_SDO
DFSDM_CK
IN2
-
UART4_
CTS
SDMMC2_
D1
--
OTG_HS_
DP
--
EVENT-
OUT
Table 10. Port B alternate functions (continued)
Port
AF0 AF1 AF2 AF3 AF4 AF5 AF6 AF7 AF8 AF9 AF10 AF11 AF12 AF13 AF14 AF15
SYS
TIM1/2/16/1
7/LPTIM1/
HRTIM1
SAI1/TIM3/
4/5/12/
HRTIM1
LPUART/
TIM8/
LPTIM2/3/4
/5/HRTIM1/
DFSDM
I2C1/2/3/4/
USART1/
TIM15/
LPTIM2/
DFSDM/
CEC
SPI1/2/3/4/5/
6/CEC
SPI2/3/SAI1
/3/I2C4/
UART4/
DFSDM
SPI2/3/6/
USART1/2/3
/6/UART7/S
DMMC1
SPI6/SAI2/
4/UART4/5/
8/LPUART/
SDMMC1/
SPDIFRX
SAI4/
FDCAN1/2/
TIM13/14/
QUADSPI/
FMC/
SDMMC2/
LCD/
SPDIFRX
SAI2/4/
TIM8/
QUADSPI/
SDMMC2/
OTG1_HS/
OTG2_FS/
LCD
I2C4/
UART7/
SWPMI1/
TIM1/8/
DFSDM/
SDMMC2/
MDIOS/
ETH
TIM1/8/FMC
/SDMMC1/
MDIOS/
OTG1_FS/
LCD
TIM1/DCM
I/LCD/
COMP
UART5/
LCD
SYS