STM32F401CD Datasheet, PDF (49/135 Pages) STMicroelectronics – Up to 12 communication interfaces

Table 9. Alternate function mapping (continued)
Port
AF00
AF01
AF02
AF03
AF04
AF05
AF06
AF07
AF08
SYS_AF
TIM1/TIM2
TIM3/
TIM4/ TIM5
TIM9/
TIM10/
TIM11
I2C1/I2C2/
I2C3
SPI1/SPI2/
I2S2/SPI3/
I2S3/SPI4
SPI2/I2S2/
SPI3/ I2S3
SPI3/I2S3/
USART1/ USART6
USART2
PE0
-
-
TIM4_ETR
-
-
-
-
-
-
PE1
-
TIM1_CH2N
-
PE2
TRACECL
K
-
-
PE3 TRACED0
-
-
-
-
-
-
-
-
SPI4_SCK
-
-
-
-
-
-
-
-
-
-
-
PE4 TRACED1
-
-
-
-
SPI4_NSS
-
-
-
PE5 TRACED2
-
-
TIM9_CH1
-
SPI4_MISO
-
-
-
PE6 TRACED3
-
-
TIM9_CH2
-
SPI4_MOSI
-
-
-
PE7
-
TIM1_ETR
-
-
-
-
-
-
-
PE8
-
TIM1_CH1N
-
-
-
-
-
-
-
PE9
-
TIM1_CH1
-
-
-
-
-
-
-
PE10
-
TIM1_CH2N
-
-
-
-
-
-
-
PE11
-
TIM1_CH2
-
-
-
SPI4_NSS
-
-
-
PE12
-
TIM1_CH3N
-
-
-
SPI4_SCK
-
-
-
PE13
-
TIM1_CH3
-
-
-
SPI4_MISO
-
-
-
PE14
-
TIM1_CH4
-
-
-
SPI4_MOSI
-
-
-
PE15
-
TIM1_BKIN
-
-
-
-
-
-
-
AF09
I2C2/
I2C3
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
AF10 AF11 AF12 AF13 AF14 AF15
OTG1_FS
SDIO
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
EVENT
OUT
-
EVENT
OUT
-
EVENT
OUT
-
EVENT
OUT
-
EVENT
OUT
-
EVENT
OUT
-
EVENT
OUT
-
EVENT
OUT
-
EVENT
OUT
-
EVENT
OUT
-
EVENT
OUT
-
EVENT
OUT
-
EVENT
OUT
-
EVENT
OUT
-
EVENT
OUT
-
EVENT
OUT