ST STM32F411

Hardware layout UM1842
20/35 DocID027213 Rev 1
PA4
SPI1_NSS,
SPI3_NSS/I2S3_WS,
USART2_CK, ADC1_4
29
LRCK/AIN1x
- - - - - - - - - - - -16 -
PA5
TIM2_CH1/TIM2_ETR,
SPI1_SCK, ADC1_5
30 - -
SCL/SPC
- - - - - - - - - -15 -
PA6
TIM1_BKIN,
TIM3_CH1,
SPI1_MISO, ADC1_6
31 - -
SDO
- - - - - - - - - -18 -
PA7
TIM1_CH1N,
TIM3_CH2,
SPI1_MOSI, ADC1_7
32 - -
SDA/SDI/SDO
- - - - - - - - - -17 -
PA8
MCO_1, TIM1_CH1,
I2C3_SCL,
USART1_CK,
USB_FS_SOF
67 - - - - - - - - - - - - - -43
PA9
TIM1_CH2,
I2C3_SMBAL,
USART1_TX,
USB_FS_VBUS
68 - - - - -
GREEN
-
VBUS
- - -1 - -44
PA10
TIM1_CH3,
USART1_RX,
USB_FS_ID
69 - - - - - - -
ID
- - -4 - -41
PA11
TIM1_CH4,
USART1_CTS,
USART6_TX,
USB_FS_DM
70 - - - - - - -
DM
- - -2 - - -
PA12
TIM1_ETR,
USART1_RTS,
USART6_RX,
USB_FS_DP
71 - - - - - - -
DP
- - -3 - - -
Table 5. MCU pin description versus board function (page 2 of 8)
(1)
(continued)
MCU pin Board function
Main
function
Alternate
functions
LQFP100
CS43L22
MP45DT02
L3GD20
LSM303DLHC
Pushbutton
LED
SWD
USB
OSC
Free I/O
Power supply
CN5 CN2
P1 P2