Discovery-Board
STM32F4-CPU
Pin Frei LED/BTN L3GD20 LCD/Touch SDRAM USB SWD Pin ADC1 ADC2 ADC3 Pin DAC Pin SPI1 SPI2 SPI3 SPI4 SPI5 SPI6 Pin I2C1 I2C2 I2C3 Pin UART1 UART2 UART3 UART4 UART5 UART6 UART7 UART8 Pin SDIO Pin DCMI Pin
PA0
Button




PA0 ADC1-IN0 ADC2-IN0 ADC3-IN0 PA0
PA0





PA0


PA0


UART4-TX



PA0
PA0
PA0
PA1

INT1



PA1 ADC1-IN1 ADC2-IN1 ADC3-IN1 PA1
PA1





PA1


PA1


UART4-RX



PA1
PA1
PA1
PA2

INT2



PA2 ADC1-IN2 ADC2-IN2 ADC3-IN2 PA2
PA2





PA2


PA2
UART2-TX





PA2
PA2
PA2
PA3


B5


PA3 ADC1-IN3 ADC2-IN3 ADC3-IN3 PA3
PA3





PA3


PA3
UART2-RX





PA3
PA3
PA3
PA4


VSYNC


PA4 ADC1-IN4 ADC2-IN4
PA4 DAC1 PA4





PA4


PA4







PA4
PA4 DCMI_HSYNC PA4
PA5 Frei





PA5 ADC1-IN5 ADC2-IN5
PA5 DAC2 PA5 SPI1-SCK




PA5


PA5







PA5
PA5
PA5
PA6


G2


PA6 ADC1-IN6 ADC2-IN6
PA6
PA6 SPI-MISO




PA6


PA6







PA6
PA6 DCMI_PCLK PA6
PA7 Frei





PA7 ADC1-IN7 ADC2-IN7
PA7
PA7 SPI1-MOSI




PA7


PA7







PA7
PA7
PA7
PA8


Touch/SCL


PA8


PA8
PA8





PA8

I2C3-SCL PA8







PA8
PA8
PA8
PA9 Frei





PA9


PA9
PA9





PA9


PA9 UART1-TX






PA9
PA9 DCMI_D0 PA9
PA10 Frei





PA10


PA10
PA10





PA10


PA10 UART1-RX






PA10
PA10 DCMI_D1 PA10
PA11


R4


PA11


PA11
PA11





PA11


PA11







PA11
PA11
PA11
PA12


R5


PA12


PA12
PA12





PA12


PA12







PA12
PA12
PA12
PA13





SWDIO PA13


PA13
PA13





PA13


PA13







PA13
PA13
PA13
PA14





SWCLK PA14


PA14
PA14





PA14


PA14







PA14
PA14
PA14
PA15


Touch/INT


PA15


PA15
PA15





PA15


PA15







PA15
PA15
PA15
Pin






Pin


Pin
Pin





Pin


Pin







Pin
Pin
Pin
PB0


R3


PB0 ADC1-IN8 ADC2-IN8
PB0
PB0





PB0


PB0







PB0
PB0
PB0
PB1


R6


PB1 ADC1-IN9 ADC2-IN9
PB1
PB1





PB1


PB1







PB1
PB1
PB1
PB2 Frei





PB2


PB2
PB2





PB2


PB2







PB2
PB2
PB2
PB3





SWO PB3


PB3
PB3 SPI1-SCK
SPI3-SCK


PB3


PB3







PB3
PB3
PB3
PB4 Frei





PB4


PB4
PB4 SPI1_MISO
SPI3-MISO


PB4


PB4







PB4
PB4
PB4
PB5



SDCKE1

PB5


PB5
PB5 SPI1-MOSI
SPI3-MOSI


PB5


PB5







PB5
PB5
PB5
PB6



SDNE1

PB6


PB6
PB6





PB6 I2C1-SCL

PB6 UART1-TX






PB6
PB6 DCMI_D5 PB6
PB7 Frei





PB7


PB7
PB7





PB7 I2C1-SDA

PB7 UART1-RX






PB7
PB7 DCMI_VSYNC PB7
PB8


B6


PB8


PB8
PB8





PB8 I2C1-SCL

PB8







PB8 SDIO_D4 PB8 DCMI_D6 PB8
PB9


B7


PB9


PB9
PB9





PB9 I2C1-SDA

PB9







PB9 SDIO_D5 PB9 DCMI_D7 PB9
PB10


G4


PB10


PB10
PB10
SPI2-SCK



PB10
I2C2-SCL
PB10

UART3-TX




PB10
PB10
PB10
PB11


G5


PB11


PB11
PB11





PB11
I2C2-SDA
PB11

UART3-RX




PB11
PB11
PB11
PB12




ID
PB12


PB12
PB12





PB12


PB12







PB12
PB12
PB12
PB13




LED/VBUS
PB13


PB13
PB13
SPI2-SCK



PB13


PB13







PB13
PB13
PB13
PB14




DM
PB14


PB14
PB14
SPI2-MISO



PB14


PB14







PB14
PB14
PB14
PB15




DP
PB15


PB15
PB15
SPI2-MOSI



PB15


PB15







PB15
PB15
PB15
Pin






Pin


Pin
Pin





Pin


Pin







Pin
Pin
Pin
PC0



SDNWE

PC0 ADC1-IN10 ADC2-IN10 ADC3-IN10 PC0
PC0





PC0


PC0







PC0
PC0
PC0
PC1

SPI_CS



PC1 ADC1-IN11 ADC2-IN11 ADC3-IN11 PC1
PC1





PC1


PC1







PC1
PC1
PC1
PC2


SPI_CS


PC2 ADC1-IN12 ADC2-IN12 ADC3-IN12 PC2
PC2
SPI2-MISO



PC2


PC2







PC2
PC2
PC2
PC3 Frei





PC3 ADC1-IN13 ADC2-IN13 ADC3-IN13 PC3
PC3
SPI2-MOSI



PC3


PC3







PC3
PC3
PC3
PC4




PowerOn
PC4 ADC1-IN14 ADC2-IN14
PC4
PC4





PC4


PC4







PC4
PC4
PC4
PC5




LED/OvCurr.
PC5 ADC1-IN15 ADC2-IN15
PC5
PC5





PC5


PC5







PC5
PC5
PC5
PC6


HSYNC


PC6


PC6
PC6





PC6


PC6




UART6-TX

PC6 SDIO_D6 PC6 DCMI_D0 PC6
PC7


G6


PC7


PC7
PC7





PC7


PC7




UART6-RX

PC7 SDIO_D7 PC7 DCMI_D1 PC7
PC8 Frei





PC8


PC8
PC8





PC8


PC8







PC8 SDIO_D0 PC8 DCMI_D2 PC8
PC9


Touch/SDA


PC9


PC9
PC9





PC9

I2C3-SDA PC9







PC9 SDIO_D1 PC9 DCMI_D3 PC9
PC10


R2


PC10


PC10
PC10

SPI3-SCK


PC10


PC10

UART3-TX UART4-TX



PC10 SDIO_D2 PC10
PC10
PC11 Frei





PC11


PC11
PC11

SPI3-MISO


PC11


PC11

UART3-RX UART4-RX



PC11 SDIO_D3 PC11 DCMI_D4 PC11
PC12 Frei





PC12


PC12
PC12

SPI3-MOSI


PC12


PC12



UART5-TX


PC12 SDIO_CK PC12
PC12
PC13 Frei





PC13


PC13
PC13





PC13


PC13







PC13
PC13
PC13
PC14 Frei





PC14


PC14
PC14





PC14


PC14







PC14
PC14
PC14
PC15 Frei





PC15


PC15
PC15





PC15


PC15







PC15
PC15
PC15
Pin






Pin


Pin
Pin





Pin


Pin







Pin
Pin
Pin
PD0



D2

PD0


PD0
PD0





PD0


PD0







PD0
PD0
PD0
PD1



D3

PD1


PD1
PD1





PD1


PD1







PD1
PD1
PD1
PD2 Frei





PD2


PD2
PD2





PD2


PD2



UART5-RX


PD2 SDIO_CMD PD2
PD2
PD3


G7


PD3


PD3
PD3
SPI2-SCK



PD3


PD3







PD3
PD3 DCMI_D5 PD3
PD4 Frei





PD4


PD4
PD4





PD4


PD4







PD4
PD4
PD4
PD5 Frei





PD5


PD5
PD5





PD5


PD5
UART2-TX





PD5
PD5
PD5
PD6


B2


PD6


PD6
PD6

SPI3-MOSI


PD6


PD6
UART2-RX





PD6
PD6
PD6
PD7 Frei





PD7


PD7
PD7





PD7


PD7







PD7
PD7
PD7
PD8



D13

PD8


PD8
PD8





PD8


PD8

UART3-TX




PD8
PD8
PD8
PD9



D14

PD9


PD9
PD9





PD9


PD9

UART3-RX




PD9
PD9
PD9
PD10



D15

PD10


PD10
PD10





PD10


PD10







PD10
PD10
PD10
PD11


TFT/TE


PD11


PD11
PD11





PD11


PD11







PD11
PD11 DCMI_D4 PD11
PD12


TFT/RDX


PD12


PD12
PD12





PD12


PD12







PD12
PD12
PD12
PD13


SPI_DCX


PD13


PD13
PD13





PD13


PD13







PD13
PD13
PD13
PD14



D0

PD14


PD14
PD14





PD14


PD14







PD14
PD14
PD14
PD15



D1

PD15


PD15
PD15





PD15


PD15







PD15
PD15
PD15
Pin






Pin


Pin
Pin





Pin


Pin







Pin
Pin
Pin
PE0



NBL0

PE0


PE0
PE0





PE0


PE0






UART8-RX PE0
PE0 DCMI_D2 PE0
PE1



NBL1

PE1


PE1
PE1





PE1


PE1






UART8-TX PE1
PE1 DCMI_D3 PE1
PE2 Frei





PE2


PE2
PE2


SPI4-SCK

PE2


PE2







PE2
PE2
PE2
PE3 Frei





PE3


PE3
PE3





PE3


PE3







PE3
PE3
PE3
PE4 Frei





PE4


PE4
PE4





PE4


PE4







PE4
PE4 DCMI_D4 PE4
PE5 Frei





PE5


PE5
PE5


SPI4-MISO

PE5


PE5







PE5
PE5 DCMI_D6 PE5
PE6 Frei





PE6


PE6
PE6


SPI4-MOSI

PE6


PE6







PE6
PE6 DCMI_D7 PE6
PE7



D4

PE7


PE7
PE7





PE7


PE7





UART7-RX
PE7
PE7
PE7
PE8



D5

PE8


PE8
PE8





PE8


PE8





UART7-TX
PE8
PE8
PE8
PE9



D6

PE9


PE9
PE9





PE9


PE9







PE9
PE9
PE9
PE10



D7

PE10


PE10
PE10





PE10


PE10







PE10
PE10
PE10
PE11



D8

PE11


PE11
PE11





PE11


PE11







PE11
PE11
PE11
PE12



D9

PE12


PE12
PE12


SPI4-SCK

PE12


PE12







PE12
PE12
PE12
PE13



D10

PE13


PE13
PE13


SPI4-MISO

PE13


PE13







PE13
PE13
PE13
PE14



D11

PE14


PE14
PE14


SPI4-MOSI

PE14


PE14







PE14
PE14
PE14
PE15



D12

PE15


PE15
PE15





PE15


PE15







PE15
PE15
PE15
Pin






Pin


Pin
Pin





Pin


Pin







Pin
Pin
Pin
PF0



A0

PF0


PF0
PF0





PF0
I2C2-SDA
PF0







PF0
PF0
PF0
PF1



A1

PF1


PF1
PF1





PF1
I2C2-SCL
PF1







PF1
PF1
PF1
PF2



A2

PF2


PF2
PF2





PF2


PF2







PF2
PF2
PF2
PF3



A3

PF3

ADC3-IN9 PF3
PF3





PF3


PF3







PF3
PF3
PF3
PF4



A4

PF4

ADC3-IN14 PF4
PF4





PF4


PF4







PF4
PF4
PF4
PF5



A5

PF5

ADC3-IN15 PF5
PF5





PF5


PF5







PF5
PF5
PF5
PF6 Frei





PF6

ADC3-IN4 PF6
PF6





PF6


PF6





UART7-RX
PF6
PF6
PF6
PF7

SPI-CLK SPI_CLK


PF7

ADC3-IN5 PF7
PF7



SPI5-SCK
PF7


PF7





UART7-TX
PF7
PF7
PF7
PF8

SPI-MISO



PF8

ADC3-IN6 PF8
PF8



SPI5-MISO
PF8


PF8







PF8
PF8
PF8
PF9

SPI-MOSI SPI_SIO


PF9

ADC3-IN7 PF9
PF9



SPI5-MOSI
PF9


PF9







PF9
PF9
PF9
PF10


DE


PF10

ADC3-IN8 PF10
PF10





PF10


PF10







PF10
PF10
PF10
PF11



SDNRAS

PF11


PF11
PF11



SPI5-MOSI
PF11


PF11







PF11
PF11
PF11
PF12



A6

PF12


PF12
PF12





PF12


PF12







PF12
PF12
PF12
PF13



A7

PF13


PF13
PF13





PF13


PF13







PF13
PF13
PF13
PF14



A8

PF14


PF14
PF14





PF14


PF14







PF14
PF14
PF14
PF15



A9

PF15


PF15
PF15





PF15


PF15







PF15
PF15
PF15
Pin






Pin


Pin
Pin





Pin


Pin







Pin
Pin
Pin
PG0



A10

PG0


PG0
PG0





PG0


PG0







PG0
PG0
PG0
PG1



A11

PG1


PG1
PG1





PG1


PG1







PG1
PG1
PG1
PG2 Frei





PG2


PG2
PG2





PG2


PG2







PG2
PG2
PG2
PG3 Frei





PG3


PG3
PG3





PG3


PG3







PG3
PG3
PG3
PG4



BA0

PG4


PG4
PG4





PG4


PG4







PG4
PG4
PG4
PG5



BA1

PG5


PG5
PG5





PG5


PG5







PG5
PG5
PG5
PG6


R7


PG6


PG6
PG6





PG6


PG6







PG6
PG6
PG6
PG7


CLK


PG7


PG7
PG7





PG7


PG7







PG7
PG7
PG7
PG8



SDCLK

PG8


PG8
PG8





PG8


PG8







PG8
PG8
PG8
PG9 Frei





PG9


PG9
PG9





PG9


PG9




UART6-RX

PG9
PG9
PG9
PG10


G3


PG10


PG10
PG10





PG10


PG10







PG10
PG10 DCMI_D2 PG10
PG11


B3


PG11


PG11
PG11





PG11


PG11







PG11
PG11 DCMI_D3 PG11
PG12


B4


PG12


PG12
PG12




SPI6-MISO PG12


PG12







PG12
PG12
PG12
PG13
LED green




PG13


PG13
PG13




SPI6-SCK PG13


PG13







PG13
PG13
PG13
PG14
LED red




PG14


PG14
PG14




SPI6-MOSI PG14


PG14




UART6-TX

PG14
PG14
PG14
PG15



SDNCAS

PG15


PG15
PG15





PG15


PG15







PG15
PG15
PG15