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ST NUCLEO-G431RB User Manual
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6.1
PCB layout
Figure 4.
T
op layout
LD4
red LED
(Over current)
LD1
bicolor LED
(COM)
LD3
green LED
(5V_PWR)
CN1
STLINK-V3E
Micro-B USB connector
LD4
red LED
(Over current)
JP1
STLINK-V3E reset
CN2
DFU connector
U5
STM32F723IEK6
(STLINK-V3E MCU)
CN4
MIPI10 connector
JP3
T
arget reset
X1
(25 MHz)
B1
USER button
U1
1
5V_Vin regulator
LD1
1
17S50TR
JP6
IDD measurement
JP7
BOOT0
CN6
ARDUINO
®
connector
CN8
ARDUINO
®
connector
CN7
ST morpho pin header
HW102
product sticker
X2
32 kHz
X3
24 MHz
CN9
ARDUINO
®
connector
CN5
ARDUINO
®
connector
CN10
ST morpho pin header
U14
voltage ref. IC
TL1431CL5T
JP8
VREF selection
U12
3V3 regulator
LD39050PU33R
JP5
5V power
source selection
B2
RESET button
UM2505
PCB layout
UM2505
-
Rev 3
page 8/43
7
9
Table of Contents
Figure 1. NUCLEO-G474RE Top View
1
Figure 2. NUCLEO-G474RE Bottom View
1
Features
2
Ordering Information
3
Codification
3
Table 1. List of Available Products
3
Table 2. Codification Explanation
3
Development Environment
4
System Requirements
4
Development Toolchains
4
Demonstration Software
4
Conventions
5
Table 3. ON/OFF Convention
5
Quick Start
6
Getting Started
6
Table 4. Jumper Configuration
6
Hardware Layout and Configuration
7
Figure 3. Hardware Block Diagram
7
PCB Layout
8
Figure 4. Top Layout
8
Figure 5. Bottom Layout
9
Mechanical Drawing
10
Embedded STLINK-V3E
10
Figure 6. STM32G4 Nucleo 64 Board Mechanical Drawing (in Millimeter)
10
Drivers
11
STLINK-V3E Firmware Upgrade
11
Figure 7. USB Composite Device
11
Using an External Debug Tool to Program and Debug the On-Board STM32
12
Table 5. MIPI10 / STDC14 Debug Connector (CN4)
12
Figure 8. Connecting an External Debug Tool to Program the On-Board STM32G4
12
Power Supply
13
Figure 9. STM32G4 Nucleo-64 Board Power Tree
14
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: 3V3
20
Debugging While Using VIN or EXT as an External Power Supply
21
Figure 14. Power Supply Input from External 3V3
21
Clock Sources
22
HSE Clock (High-Speed External Clock)
22
LSE Clock (Low-Speed External Clock) - 32.768 Khz
22
Board Functions
23
Leds
23
Push-Buttons
23
MCU Voltage Selection on VREF
23
Current Consumption Measurement (IDD)
24
Virtual COM Port (VCP): LPUART and USART
24
Solder Bridges
24
Table 10. USART1 Connection
24
Table 11. LPUART1 Connection
24
Table 12. Solder Bridge Configuration
24
Board Connectors
28
STLINK-V3E USB Micro-B Connector CN1
28
MIPI10 Connector CN4
28
Table 13. USB Micro-B Connector CN1 Pinout
28
Figure 15. USB Micro-B Connector CN1 (Front View)
28
Figure 16. MIPI10 Connector CN4
28
ARDUINO ® uno V3 Connectors CN5, CN6, CN8 and CN9
29
Table 14. MIPI10 Connector CN4 Pinout (STDC14 Pinout Compatible)
29
Figure 17. ARDUINO ® Connectors
29
Table 15. ARDUINO ® Connectors Pinout
30
Figure 18. ARDUINO ® and ST Morpho Connectors Pinout
30
ST Morpho Connectors CN7 and CN10
31
Table 16. Pin Assignment of the ST Morpho Connectors
32
Figure 19. ST Morpho Connectors
32
STM32G4 Nucleo-64 I/O Assignment
34
Table 17. Nucleo-64 I/O Assignment
34
STM32G4 Nucleo-64 Board Information
36
Product Marking
36
Board Revision History
36
Known Limitations
36
Revision C-04
36
Federal Communications Commission (FCC) and ISED Canada Compliance
37
Statements
37
FCC Compliance Statement
37
ISED Compliance Statement
37
Revision History
38
Table 18. Document Revision History
38
Table of Contents
39
Contents
39
List of Tables
41
List of Figures
42
4
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ST NUCLEO-G431RB Specifications
General
Brand
ST
Model
NUCLEO-G431RB
Category
Motherboard
Language
English
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