STM32F401CDU6 datasheet(43/135 Pages) STMICROELECTRONICS

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STM32F401xD STM32F401xE

Pinouts and pin description

PD1

I/O FT

EVENTOUT

PD2

I/O FT

TIM3_ETR, SDIO_CMD,

EVENTOUT

PD3

I/O FT

SPI2_SCK/I2S2_CK,

USART2_CTS, EVENTOUT

PD4

I/O FT

USART2_RTS, EVENTOUT

PD5

I/O FT

USART2_TX, EVENTOUT

PD6

I/O FT

SPI3_MOSI/I2S3_SD,

USART2_RX, EVENTOUT

PD7

I/O FT

USART2_CK, EVENTOUT

39 A3 55

PB3

(JTDO-SWO)

I/O FT

JTDO-SWO, SPI1_SCK,

SPI3_SCK/I2S3_CK,

I2C2_SDA, TIM2_CH2,

EVENTOUT

40 A4 56

PB4

(NJTRST)

I/O FT

NJTRST, SPI1_MISO,

SPI3_MISO, I2S3ext_SD,

I2C3_SDA, TIM3_CH1,

EVENTOUT

41 B4 57

PB5

I/O FT

SPI1_MOSI,

SPI3_MOSI/I2S3_SD,

I2C1_SMBA, TIM3_CH2,

EVENTOUT

42 C4 58

PB6

I/O FT

I2C1_SCL, USART1_TX,

TIM4_CH1, EVENTOUT

43 D4 59

PB7

I/O FT

I2C1_SDA, USART1_RX,

TIM4_CH2, EVENTOUT

44 A5 60

BOOT0

VPP

45 B5 61

PB8

I/O FT

I2C1_SCL, TIM4_CH3,

TIM10_CH1, SDIO_D4,

EVENTOUT

46 C5 62

PB9

I/O FT

SPI2_NSS/I2S2_WS,

I2C1_SDA, TIM4_CH4,

TIM11_CH1, SDIO_D5,

EVENTOUT

PE0

I/O FT

TIM4_ETR, EVENTOUT

PE1

I/O FT

EVENTOUT

Table 8. STM32F401xD/xE pin definitions (continued)

Pin Number

Pin name

(function

after reset)(1)

Alternate functions

Additional

functions

STM32F401CDU6 Datasheet(PDF) 43 Page - STMicroelectronics

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