Datasheet

STM32F427xx STM32F429xx Pinouts and pin description
DocID024030 Rev 10 75/239
Table 12. STM32F427xx and STM32F429xx alternate function mapping
Port
AF0 AF1 AF2 AF3 AF4 AF5 AF6 AF7 AF8 AF9 AF10 AF11 AF12 AF13 AF14 AF15
SYS TIM1/2 TIM3/4/5
TIM8/9/
10/11
I2C1/
2/3
SPI1/2/
3/4/5/6
SPI2/3/
SAI1
SPI3/
USART1/
2/3
USART6/
UART4/5/7
/8
CAN1/2/
TIM12/13/14
/LCD
OTG2_HS
/OTG1_
FS
ETH
FMC/SDIO
/OTG2_FS
DCMI LCD SYS
Port A
PA0 -
TIM2_
CH1/TIM2
_ETR
TIM5_
CH1
TIM8_
ETR
-- -
USART2_
CTS
UART4_TX - -
ETH_MII_
CRS
---
EVEN
TOUT
PA1 -
TIM2_
CH2
TIM5_
CH2
--- -
USART2_
RTS
UART4_RX - -
ETH_MII_
RX_CLK/E
TH_RMII_
REF_CLK
---
EVEN
TOUT
PA2 -
TIM2_
CH3
TIM5_
CH3
TIM9_
CH1
-- -
USART2_
TX
---
ETH_
MDIO
---
EVEN
TOUT
PA3 -
TIM2_
CH4
TIM5_
CH4
TIM9_
CH2
-- -
USART2_
RX
--
OTG_HS_
ULPI_D0
ETH_MII_
COL
- - LCD_B5
EVEN
TOUT
PA4 - - - - -
SPI1_
NSS
SPI3_
NSS/
I2S3_WS
USART2_
CK
----
OTG_HS_
SOF
DCMI_
HSYNC
LCD_
VSYNC
EVEN
TOUT
PA5 -
TIM2_
CH1/TIM2
_ETR
-
TIM8_
CH1N
-
SPI1_
SCK
-- - -
OTG_HS_
ULPI_CK
----
EVEN
TOUT
PA6 -
TIM1_
BKIN
TIM3_
CH1
TIM8_
BKIN
-
SPI1_
MISO
- - - TIM13_CH1 - - -
DCMI_
PIXCLK
LCD_G2
EVEN
TOUT
PA7 -
TIM1_
CH1N
TIM3_
CH2
TIM8_
CH1N
-
SPI1_
MOSI
- - - TIM14_CH1 -
ETH_MII_
RX_DV/
ETH_RMII
_CRS_DV
---
EVEN
TOUT
PA8 MCO1
TIM1_
CH1
--
I2C3_
SCL
--
USART1_
CK
--
OTG_FS_
SOF
- - - LCD_R6
EVEN
TOUT
PA9 -
TIM1_
CH2
--
I2C3_
SMBA
--
USART1_
TX
-----
DCMI_
D0
-
EVEN
TOUT
PA10 -
TIM1_
CH3
-----
USART1_
RX
--
OTG_FS_
ID
--
DCMI_
D1
-
EVEN
TOUT
PA11 -
TIM1_
CH4
-----
USART1_
CTS
- CAN1_RX
OTG_FS_
DM
- - - LCD_R4
EVEN
TOUT
PA12 -
TIM1_
ETR
-----
USART1_
RTS
-CAN1_TX
OTG_FS_
DP
- - - LCD_R5
EVEN
TOUT
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