Datasheet

STM32F4DISCOVERY Hardware and layout
Doc ID 022256 Rev 2 25/38
PB15
SPI2_MOSI/
I2S2_SD/
TIM1_CH3N/
TIM8_CH3N/
TIM12_CH2/
OTG_HS_DP
54
39
PC0
OTG_HS_ULPI_STP/
ADC123_IN10
15
PowerOn
8
PC1
ETH_MDC/
ADC123_IN11
16
7
PC2
SPI2_MISO/
OTG_HS_ULPI_DIR/
TH_MII_TXD2/
I2S2ext_SD/
ADC123_IN12
17
10
PC3
SPI2_MOSI/
I2S2_SD/
OTG_HS_ULPI_NXT/
ETH_MII_TX_CLK/
ADC123_IN13
18
DOUT/AIN4x
9
PC4
ETH_RMII_RX_D0/
ETH_MII_RX_D0/
ADC12_IN14
33
20
PC5
ETH_RMII_RX_D1/
ETH_MII_RX_D1/
ADC12_IN15
34
19
PC6
I2S2_MCK/
TIM8_CH1/
SDIO_D6/
USART6_TX/
DCMI_D0/
TIM3_CH1
63
47
PC7
I2S3_MCK/
TIM8_CH2/
SDIO_D7/
USART6_RX/
DCMI_D1/
TIM3_CH2
64
MCLK
48
Table 5. MCU pin description versus board function (page 6 of 10)
MCU pin Board function
Main
function
Alternate
functions
LQFP100
CS43L22
MP45DT02
LIS302DL
Pushbutton
LED
SWD
USB
OSC
Free I/O
Power supply
CN5 CN2
P1 P2