Figure 2. STEVAL-PTOOL4A circuit schematic (2 of 6)

1 of 2

PB8/BOOT0

45

PG10/NRST

7

PA0

8

PA2

10

PA10

32

PA11

33

PA12

34

PA13

37

PA14

38

PA15

39

PA3

11

PA4

12

PA5

13

PA6

14

PA7

15

PA1

9

PA8

30

PA9

31

PB0

16

PB2

18

PB10

22

PB11

25

PB12

26

PB13

27

PB14

28

PB15

29

PB3

40

PB1

17

PB4

41

PB5

42

PB6

43

PB7

44

PB9

46

PC13

2

PC14-OSC32_IN

3

PC15-OSC_OUT

4

PF0-OSC_IN

5

PF1-OSC_OUT

6

U1B

STM32G473CET6

TP1

PC13

EP7

C2

NM

EP8

Y1

NM

GND_SIGNAL

EP9

C4

NM

MCU

GND_SIGNAL

+3V3

R7

10k

JP1

0

JP3

0

C6

100nF

R9

10k

+3V3

R11

DNM

GND_SIGNAL

STM32G473CET6

2 of 2

VBAT

1

VDD

24

VREF+

20

VDD_1

36

VDD_2

48

VSS

23

VSSA

19

VSS_1

35

VSS_2

47

VDDA

21

U1A

STM32G473CET6

+3V3

C8

1nF

+3V3A

GND_SIGNAL

+3V3A

GND_SIGNAL

C9

10nF

C10

1uF

GND_SIGNAL

+3V3

C11

100nF

C12

100nF

C13

100nF

C14

100nF

C15

10uF

GND_SIGNAL

1

2

3

J1

CON3

1

2

J3

Con2_Strp_SMD

Assembly Information:

JP2

0

Debug Interfaces (SWD, DAC)

+3V3

FA1

250mA

Resettable 0402

1

2

3

4

5

6

7

8

9

10

11

12

13

14

J4

62701421621

GND_SIGNAL

EP3

EP4

JP14 NM

CAN+SWD+UART

SB1

0R

SB3

DNM

SB2

0R

SB4

DNM

SB6

DNM

+3V3

1

2

D5

LED RED

R13

220

1

2

D6

LED GREEN

R17

220

EXT LED

H3

SPI_CS

SWDIO

SWCLK

SPI_MISO

SPI_MOSI

NRST

SPI_CS

SPI_CLK

CAN1TX/I2C SDA

MCU_BOOT0

CAN1RX/I2CSCL

UART1TX/CAN2TX

UART1RX

MCU_TRIG

MCU_TRIG

DIR

CAN1RX/I2CSCL

MCU_BOOT0

OP3_OUT_CPIN

ADC_I_V

ADC_I_U

ADC_V_U

TEMP_FB

ADC_V_V

UH

VH

WH

BKIN2

SWDIO

SWCLK

SPI_CS/H1

SPI_MISO

ADC_I_W

ADC_V_W

ADC_VDC

UART1TX/CAN2TX

UART1RX

CAN1TX/I2C SDA

ADC_THRTL

UL

VL

WL

UART1RX

+3V3

CAN2RX

NRST

UART1TX/CAN2TX

LED_ERROR

LED_ERROR

LED_INFO

LED_INFO

H2

H1

LED_INFO/H3

LED_INFO/H3

SPI_CLK/H2

SPI_CS/H1

SPI_CLK/H2

SPI_CLK

CAN2RX

SPI_CS/H1