Information

Pinouts and pin description STM32F20xxx 58/178 DocID15818 Rev 11
Table 10. Alternate function mapping
Port
AF0 AF1 AF2 AF3 AF4 AF5 AF6 AF7 AF8 AF9 AF10 AF11 AF12 AF13
AF014 AF15
SYS TIM1/2 TIM3/4/5 TIM8/9/10/11 I2C1/I2C2/I2C3 SPI1/SPI2/I2S2 SPI3/I2S3 USART1/2/3
UART4/5/
USART6
CAN1/CAN2/
TIM12/13/14
OTG_FS/ OTG_HS ETH
FSMC/SDIO/
OTG_HS
DCMI
Port A
PA0-WKUP TIM2_CH1_ETR TIM 5_CH1 TIM8_ETR USART2_CTS UART4_TX ETH_MII_CRS EVENTOUT
PA1 TIM2_CH2 TIM5_CH2 USART2_RTS UART4_RX
ETH_MII
_RX_CLK
ETH_RMII
_REF_CLK
EVENTOUT
PA2 TIM2_CH3 TIM5_CH3 TIM9_CH1 USART2_TX ETH_MDIO EVENTOUT
PA3 TIM2_CH4 TIM5_CH4 TIM9_CH2 USART2_RX OTG_HS_ULPI_D0 ETH _MII_COL EVENTOUT
PA4 SPI1_NSS
SPI3_NSS
I2S3_WS
USART2_CK OTG_HS_SOF DCMI_HSYNC EVENTOUT
PA5 TIM2_CH1_ETR TIM8_CH1N SPI1_SCK
OTG_HS_ULPI_C
K
EVENTOUT
PA6 TIM1_BKIN TIM3_CH1 TIM8_BKIN SPI1_MISO TIM13_CH1 DCMI_PIXCK EVENTOUT
PA7 TIM1_CH1N TIM3_CH2 TIM8_CH1N SPI1_MOSI TIM14_CH1
ETH_MII _RX_DV
ETH_RMII
_CRS_DV
EVENTOUT
PA8 MCO1 TIM1_CH1 I2C3_SCL USART1_CK OTG_FS_SOF EVENTOUT
PA9 TIM1_CH2 I2C3_SMBA USART1_TX DCMI_D0 EVENTOUT
PA10 TIM1_CH3 USART1_RX OTG_FS_ID DCMI_D1 EVENTOUT
PA11 TIM1_CH4 USART1_CTS CAN1_RX OTG_FS_DM EVENTOUT
PA12 TIM1_ETR USART1_RTS CAN1_TX OTG_FS_DP EVENTOUT
PA13
JTMS-
SWDIO
EVENTOUT
PA14
JTCK-
SWCLK
EVENTOUT
PA15 J TDI
TIM 2_CH1
TIM 2_ETR
SPI1_NSS
SPI3_NSS
I2S3_WS
EVENTOUT