ST STM32F411 User Manual page 21

UM1842
Table 5. MCU pin description versus board function (page 3 of 8)
MCU pin
Main Alternate
function functions
PA13 JTMS-SWDIO
JTCK-SWCLK,
PA14
I2S3ext_WS
JTDI,
TIM2_CH1/TIM2_ETR,
PA15
SPI1_NSS,
SPI3_NSS/I2S3_WS
TIM1_CH2N,
PB0
TIM3_CH3, ADC1_8
TIM1_CH3N,
PB1
TIM3_CH4, ADC1_9
PB2
JTDO-SWO,
TIM2_CH2, SPI1_SCK,
PB3
SPI3_SCK/I2S3_CK,
I2C2_SDA
JTRST, TIM3_CH1,
SPI1_MISO,
PB4
SPI3_MISO,
I2S3ext_SD, I2C3_SDA
TIM3_CH2,
I2C1_SMBAL,
PB5
SPI1_MOSI,
SPI3_MOSI/I2S3_SD
TIM4_CH1, I2C1_SCL,
PB6 USART1_TX,
USB_FS_INT
TIM4_CH2, I2C1_SDA,
PB7
USART1_RX
72 - - - -
76 - - - -
77 - - - -
35 - - - -
36 - - - -
37 - - - -
89 - - - -
90 - - - -
91 - - - -
92 - -
93 - - - -
DocID027213 Rev 1
Board function
- - - -
- - - -
- - - - -
- - - - -
- - - - -
- - - - -
- - - -
- - - - -
- - - - -
- - - - -
- - - - -
Hardware layout
(1)
(continued)
- - - 4 - 42
- - - 2 - 39
- - - - - 40
- - - - 22
- - - - 21
- - - - 24
- - - 6 - 28
- - - - - 25
- - - - - 26
- - - - - 23
- - - - - 24
21/35
-
-
-
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