Back to Riot

Doc

boards/nucleo-l4r5zi/doc.md

2026.07-devel2.6 KB
Original Source

@defgroup boards_nucleo144-l4r5 STM32 Nucleo-L4R5ZI @ingroup boards_common_nucleo144 @brief Support for the STM32 Nucleo-L4R5ZI

Overview

The Nucleo-L4R5ZI is a board from ST's Nucleo family supporting a ARM Cortex-M4 STM32L4R5ZI microcontroller with 640KiB of RAM and 2MiB of ROM Flash.

You can find general information about the Nucleo144 boards on the @ref boards_common_nucleo144 page.

Hardware

Pinout

@image html pinouts/nucleo-l4r5zi.svg "Pinout for the Nucleo-L4R5ZI (from STM user manual, UM2179, http://www.st.com/st-web-ui/static/active/en/resource/technical/document/user_manual/um2179-stm32-nucleo144-boards-mb1312-stmicroelectronics.pdf, page 35)" width=55%

MCU

MCUSTM32L4R5ZI
FamilyARM Cortex-M4F
VendorST Microelectronics
RAM640KiB
Flash2MiB
Frequencyup to 120 MHz
FPUyes
Timers16 (2x watchdog, 1 SysTick, 2x 32-bit, 11x 16-bit)
ADC1x 12 bit (16 channels)
UARTs6
SPIs3
I2Cs4
CAN1
USB1
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-L4R5ZI is nucleo-l4r5zi.