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boards/nucleo-g431rb/doc.md

2026.07-devel2.0 KB
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@defgroup boards_nucleo-g431rb STM32 Nucleo-G431RB @ingroup boards_common_nucleo64 @brief Support for the STM32 Nucleo-G431RB

Overview

The Nucleo-G431RB is a board from ST's Nucleo family supporting a ARM Cortex-M4 STM32G431RB microcontroller with 32KiB of RAM and 128KiB of Flash.

You can find general information about the Nucleo64 boards on the @ref boards_common_nucleo64 page.

Pinout

@image html pinouts/nucleo-g431rb-and-more.svg "Pinout for the Nucleo-G431RB (from STM user manual UM2505, https://www.st.com/resource/en/user_manual/um2505-stm32g4-nucleo64-boards-mb1367-stmicroelectronics.pdf, page 29)" width=50%

MCU

MCUSTM32G431RB
FamilyARM Cortex-M4
VendorST Microelectronics
RAM32KiB
Flash128KiB
Frequencyup to 170 MHz
Timers14 (2x watchdog, 1 SysTick, 10x 16-bit and 1 32-bit)
ADCs2x 12 bit (up to 23 channels)
UARTs5 (one UART, three USARTs and one Low-Power UART)
I2Cs3
SPIs3
RTC1
DatasheetDatasheet
Reference ManualReference Manual
Programming ManualProgramming Manual
Board ManualBoard Manual

Flashing the Board

A detailed description about the flashing process can be found on the guides page. The board name for the Nucleo-G431RB is nucleo-g431rb.