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Figure 18. ARDUINO

and ST morpho connectors pinout

Note:

ARDUINO

Uno V3 D0 and D1 signals are connected by default on USART1 (MCU I/O PC4 and PC5). For

details about how to modify the UART interface, refer to Section 6.6.5 Virtual COM port (VCP): LPUART and

USART.

Table 15. ARDUINO

connectors pinout

Connector

Pin number Pin name Signal name

STM32 pin

(1)

Function

(1)

CN6

1 NC - - Reserved for test

2 IOREF - - I/O reference

3 NRST NRST PG10-NRST RESET

4 3V3 - - 3V3 input / output

5 5V - - 5 V output

6 GND - - GND

7 GND - - GND

8 VIN - - 7 V - 12 V input power

CN8

1 A0 ADC PA0 ADC12_IN1

2 A1 ADC PA1 ADC12_IN2

3 A2 ADC PA4 ADC2_IN17

4 A3 ADC PB0 ADC3_IN12 or ADC1_IN15

5 A4 ADC

PC1 /

PB9

ADC12_IN7 /

I2C1_SDA

6 A5 ADC

PC0 /

PA15

ADC12_IN6 /

I2C1_SCL

UM2505

ARDUINO® Uno V3 connectors CN5, CN6, CN8 and CN9

UM2505 - Rev 3

page 30/43

Figure 1. NUCLEO-G474RE Top View1
Figure 2. NUCLEO-G474RE Bottom View1
Features2
Ordering Information3
Codification3
Table 1. List of Available Products3
Table 2. Codification Explanation3
Development Environment4
System Requirements4
Development Toolchains4
Demonstration Software4
Conventions5
Table 3. ON/OFF Convention5
Quick Start6
Getting Started6
Table 4. Jumper Configuration6
Hardware Layout and Configuration7
Figure 3. Hardware Block Diagram7
PCB Layout8
Figure 4. Top Layout8
Figure 5. Bottom Layout9
Mechanical Drawing10
Embedded STLINK-V3E10
Figure 6. STM32G4 Nucleo 64 Board Mechanical Drawing (in Millimeter)10
Drivers11
STLINK-V3E Firmware Upgrade11
Figure 7. USB Composite Device11
Using an External Debug Tool to Program and Debug the On-Board STM3212
Table 5. MIPI10 / STDC14 Debug Connector (CN4)12
Figure 8. Connecting an External Debug Tool to Program the On-Board STM32G412
Power Supply13
Figure 9. STM32G4 Nucleo-64 Board Power Tree14
Figure 10. Power Supply Input from STLINK-V3E USB Connector with PC (5 V, 500 Ma Max)15
Table 6. External Power Sources: VIN (7 V - 12 V)16
Table 7. External Power Sources: E5V (5 V)17
Figure 11. Power Supply Input from VIN (7 V - 12 V, 800 Ma Max)17
Figure 12. Power Supply Input from 5V_EXT (5 V, 500 Ma Max)18
Table 8. External Power Sources: 5V_CHGR (5 V)19
Figure 13. Power Supply Input from ST-LINK USB Connector with USB Charger (5 V)19
Table 9. External Power Sources: 3V320
Debugging While Using VIN or EXT as an External Power Supply21
Figure 14. Power Supply Input from External 3V321
Clock Sources22
HSE Clock (High-Speed External Clock)22
LSE Clock (Low-Speed External Clock) - 32.768 Khz22
Board Functions23
Leds23
Push-Buttons23
MCU Voltage Selection on VREF23
Current Consumption Measurement (IDD)24
Virtual COM Port (VCP): LPUART and USART24
Solder Bridges24
Table 10. USART1 Connection24
Table 11. LPUART1 Connection24
Table 12. Solder Bridge Configuration24
Board Connectors28
STLINK-V3E USB Micro-B Connector CN128
MIPI10 Connector CN428
Table 13. USB Micro-B Connector CN1 Pinout28
Figure 15. USB Micro-B Connector CN1 (Front View)28
Figure 16. MIPI10 Connector CN428
ARDUINO ® uno V3 Connectors CN5, CN6, CN8 and CN929
Table 14. MIPI10 Connector CN4 Pinout (STDC14 Pinout Compatible)29
Figure 17. ARDUINO ® Connectors29
Table 15. ARDUINO ® Connectors Pinout30
Figure 18. ARDUINO ® and ST Morpho Connectors Pinout30
ST Morpho Connectors CN7 and CN1031
Table 16. Pin Assignment of the ST Morpho Connectors32
Figure 19. ST Morpho Connectors32
STM32G4 Nucleo-64 I/O Assignment34
Table 17. Nucleo-64 I/O Assignment34
STM32G4 Nucleo-64 Board Information36
Product Marking36
Board Revision History36
Known Limitations36
Revision C-0436
Federal Communications Commission (FCC) and ISED Canada Compliance37
Statements37
FCC Compliance Statement37
ISED Compliance Statement37
Revision History38
Table 18. Document Revision History38
Table of Contents39
Contents39
List of Tables41
List of Figures42

Brand	ST
Model	NUCLEO-G431RB
Category	Motherboard
Language	English

ST NUCLEO-G431RB User Manual

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