Datasheet

STM32F446xC/E Pinout and pin description
DocID027107 Rev 6 59/202
Table 11. Alternate function
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/
CEC
I2C1/2/3
/4/CEC
SPI1/2/3/
4
SPI2/3/4/
SAI1
SPI2/3/
USART1/
2/3/UART
5/SPDIFR
X
SAI/
USART6/
UART4/5/
SPDIFRX
CAN1/2
TIM12/13/
14/
QUADSPI
SAI2/
QUADSPI/
OTG2_HS/
OTG1_FS
OTG1_FS
FMC/
SDIO/
OTG2_FS
DCMI
-
SYS
Port A
PA0 -
TIM2_CH1/
TIM2_ETR
TIM5_CH1 TIM8_ETR - - -
USART2_
CTS
UART4_
TX
-- - ---
EVENT
OUT
PA1 - TIM2_CH2 TIM5_CH2 - - - -
USART2_
RTS
UART4_
RX
QUADSPI_
BK1_IO3
SAI2_
MCLK_B
----
EVENT
OUT
PA2 - TIM2_CH3 TIM5_CH3 TIM9_CH1 - - -
USART2_
TX
SAI2_
SCK_B
-- - ---
EVENT
OUT
PA3 - TIM2_CH4 TIM5_CH4 TIM9_CH2 - -
SAI1_
FS_A
USART2_
RX
--
OTG_HS_
ULPI_D0
----
EVENT
OUT
PA4 - - - - -
SPI1_NSS/I
2S1_WS
SPI3_NSS
/
I2S3_WS
USART2_
CK
-- - -
OTG_HS_
SOF
DCMI_
HSYNC
-
EVENT
OUT
PA5 -
TIM2_CH1/
TIM2_ETR
-
TIM8_
CH1N
-
SPI1_SCK/I
2S1_CK
-- - -
OTG_HS_
ULPI_CK
----
EVENT
OUT
PA6 -
TIM1_
BKIN
TIM3_CH1
TIM8_
BKIN
-SPI1_MISO
I2S2_
MCK
- - TIM13_CH1 - - -
DCMI_
PIXCLK
-
EVENT
OUT
PA7 -
TIM1_
CH1N
TIM3_CH2
TIM8_
CH1N
-
SPI1_MOSI
/
I2S1_SD
- - - TIM14_CH1 - -
FMC_
SDNWE
--
EVENT
OUT
PA8 MCO1 TIM1_CH1 - -
I2C3_
SCL
--
USART1_
CK
--
OTG_FS_
SOF
----
EVENT
OUT
PA9 - TIM1_CH2 - -
I2C3_
SMBA
SPI2_SCK
/I2S2_CK
SAI1_
SD_B
USART1_
TX
- - - - - DCMI_D0 -
EVENT
OUT
PA10 - TIM1_CH3 - - - - -
USART1_
RX
--
OTG_FS_
ID
- - DCMI_D1 -
EVENT
OUT
PA11 - TIM1_CH4 - - - - -
USART1_
CTS
-CAN1_RX
OTG_FS_
DM
----
EVENT
OUT
PA12 - TIM1_ETR - - - - -
USART1_
RTS
SAI2_
FS_B
CAN1_TX
OTG_FS_
DP
----
EVENT
OUT
PA13
JTMS-
SWDIO
--------- - - ---
EVENT
OUT
PA14
JTCK-
SWCLK
--------- - - ---
EVENT
OUT
PA15 JTDI
TIM2_CH1/
TIM2_ETR
--
HDMI_
CEC
SPI1_NSS/
I2S1_WS
SPI3_
NSS/
I2S3_WS
-
UART4_RT
S
-- - ---
EVENT
OUT
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