STM32L4R9I-DISCO Discovery board

Overview

The 32L4R9IDISCOVERY Discovery kit is a complete demonstration and development platform for STMicroelectronics Arm® Cortex®-M4 core-based STM32L4R9AI microcontroller.

Leveraging the innovative ultra-low-power oriented features, 640 Kbytes of embedded RAM, graphics performance (Chrom-ART Accelerator), and DSI controller offered by the STM32L4R9AI, the 32L4R9IDISCOVERY Discovery kit enables users to easily prototype applications with state-of-the-art energy efficiency, as well as stunning audio and graphics rendering with direct support for AMOLED DSI round LCD display.

For even more user-friendliness, the on-board ST-LINK/V2-1 debugger provides out-of-the-box programming and debugging capabilities.

Getting started

• User manual

ST-LINK driver installation and firmware upgrade (on Microsoft Windows)

1. Download the latest ST-LINK driver.
2. Extract the archive and run dpinst_amd64.exe. Follow the displayed instructions.
3. Download the latest ST-LINK firmware upgrade.
4. Extract the archive and run the ST-LinkUpgrade.exe program.
5. Connect the board to your PC using a USB cable and wait until the USB enumeration is completed.
6. In the ST-Link Upgrade program, press the Device Connect button.
7. When the ST-LINK driver is correctly installed, the current ST-LINK version is displayed.
8. Press the Yes >>>> button to start the firmware upgrade process.

Technical reference

• STM32L4R9AI microcontroller
• STM32L4R9I-DISCO board
• User manual
• Data brief
• Schematic