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  • The 32L4R9IDISCOVERY 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 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.

    Key Features

    • STM32L4R9AII6 microcontroller with 2-Mbyte Flash memory and 640-Kbyte RAM in UFBGA169 package
    • 1.2” 390x390 pixel AMOLED round display panel with 16-million colors depth, MIPI® DSI interface, and capacitive touch panel
    • USB OTG FS
    • On-board current measurement
    • SAI audio codec
    • ST-MEMS digital microphones
    • 16-Mbit asynchronous PSRAM
    • 512-Mbit Octo-SPI Flash
    • 2 user LEDs
    • 1 reset push-button
    • 4-direction joystick with selection button
    • Board connectors:
      • 8-bit camera
      • USB OTG FS with Micro-AB
      • Stereo headset jack including analog microphone input
      • microSD™ card
    • Board expansion connectors:
      • Arduino™ Uno V3
      • STMod+
      • PMOD
      • EXT_I2C
    • Flexible power-supply options:
      • ST-LINK USB VBUS or external sources
    • On-board ST-LINK/V2-1 debugger/programmer with USBre-enumeration capability: mass storage, virtual COM port and debug port
    • Comprehensive free software libraries and examples available with the STM32Cube package
    • Support of a wide choice of integrated development environments (IDEs), including IAR™, Keil® and GCC-based IDEs

Sample & Buy

Part Number
Marketing Status
Budgetary Price (US$)*
Quantity
Specific features
ECCN (US)
Country of Origin
WEEE Compliant
Order from Distributors
Order from ST
STM32L4R9I-DISCO
Active
89.0 1 - 3A991A2 - true Check Availability

Distributor availability ofSTM32L4R9I-DISCO

Distributor Name
Region Stock Min. Order Third party link
DIGIKEY WORLDWIDE 24 1 Order Now
RS COMPONENTS EUROPE 3 1 Order Now
FUTURE WORLDWIDE 1 1 Order Now
ARROW EUROPE 13 0 Order Now
MOUSER WORLDWIDE 63 1 Order Now
Farnell Element14 EUROPE 14 1 Order Now
ANGLIA Live EUROPE 4 1 Order Now
RUTRONIK EUROPE 14 1 Order Now

Distributor reported inventory date: 2019-09-20

Distributor Name

DIGIKEY

Stock

24

Min.Order

1

Region

WORLDWIDE Order Now

RS COMPONENTS

Stock

3

Min.Order

1

Region

EUROPE Order Now

FUTURE

Stock

1

Min.Order

1

Region

WORLDWIDE Order Now

ARROW

Stock

13

Min.Order

0

Region

EUROPE Order Now

MOUSER

Stock

63

Min.Order

1

Region

WORLDWIDE Order Now

Farnell Element14

Stock

14

Min.Order

1

Region

EUROPE Order Now

ANGLIA Live

Stock

4

Min.Order

1

Region

EUROPE Order Now

RUTRONIK

Stock

14

Min.Order

1

Region

EUROPE Order Now

Distributor reported inventory date: 2019-09-20

Buy now

STM32L4R9I-DISCO

Marketing Status

Active

Unit Price (US$)

89

Unit Price (US$)

89.0*

Distributor availability ofSTM32L4R9I-DISCO

Distributor Name
Region Stock Min. Order Third party link
DIGIKEY WORLDWIDE 24 1 Order Now
RS COMPONENTS EUROPE 3 1 Order Now
FUTURE WORLDWIDE 1 1 Order Now
ARROW EUROPE 13 0 Order Now
MOUSER WORLDWIDE 63 1 Order Now
Farnell Element14 EUROPE 14 1 Order Now
ANGLIA Live EUROPE 4 1 Order Now
RUTRONIK EUROPE 14 1 Order Now

Distributor reported inventory date: 2019-09-20

Distributor Name

DIGIKEY

Stock

24

Min.Order

1

Region

WORLDWIDE Order Now

RS COMPONENTS

Stock

3

Min.Order

1

Region

EUROPE Order Now

FUTURE

Stock

1

Min.Order

1

Region

WORLDWIDE Order Now

ARROW

Stock

13

Min.Order

0

Region

EUROPE Order Now

MOUSER

Stock

63

Min.Order

1

Region

WORLDWIDE Order Now

Farnell Element14

Stock

14

Min.Order

1

Region

EUROPE Order Now

ANGLIA Live

Stock

4

Min.Order

1

Region

EUROPE Order Now

RUTRONIK

Stock

14

Min.Order

1

Region

EUROPE Order Now

Distributor reported inventory date: 2019-09-20

Quantity

1

Specific features

-

ECCN (US)

3A991A2

Country of Origin

-

WEEE Compliant

true

(*) Suggested Resale Price per unit (USD) for BUDGETARY USE ONLY. For quotes, prices in local currency, please contact your local ST Sales Office  or our Distributors

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Embedded Software

    • Part Number

      STM32Cube MCU Package for STM32L4 series and STM32L4 Plus series (HAL, Low-Layer APIs and CMSIS (CORE, DSP, RTOS), USB, TouchSensing, File system, RTOS, Graphic - coming with examples running on ST boards: STM32 Nucleo, Discovery kits and Evaluation boards)

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00 Files selected for download

Technical Documentation

    • Description Version Size Action
      DB3241
      Discovery kit with STM32L4R9AI MCU
      2.0
      363.9 KB
      PDF
      DB3241

      Discovery kit with STM32L4R9AI MCU

    • Description Version Size Action
      TN1235
      Overview of ST-LINK derivatives
      2.0
      670.76 KB
      PDF
      TN1238
      STMod+ interface specification
      2.0
      529.94 KB
      PDF
      TN1235

      Overview of ST-LINK derivatives

      TN1238

      STMod+ interface specification

    • Description Version Size Action
      UM2271
      Discovery kit with STM32L4R9AI MCU
      3.0
      4.34 MB
      PDF
      UM2052
      Getting started with STM32 MCU Discovery Kits software development tools
      2.0
      1.35 MB
      PDF
      UM2271

      Discovery kit with STM32L4R9AI MCU

      UM2052

      Getting started with STM32 MCU Discovery Kits software development tools

Presentations & Training Material

    • Description Version Size Action
      STM32 Development Boards Portfolio 1.0
      3.08 MB
      PDF
      STM32L4+ MCU series - Excellence in ultra-low-power with more performance 1.0
      1.03 MB
      PDF

      STM32 Development Boards Portfolio

      STM32L4+ MCU series - Excellence in ultra-low-power with more performance

Hardware Resources

    • Description Version Size Action
      STM32L4R9I-DISCO gerber files 1.0
      4.26 MB
      ZIP

      STM32L4R9I-DISCO gerber files

    • Description Version Size Action
      STM32L4R9I-DISCO BOM 1.0
      144.46 KB
      ZIP

      STM32L4R9I-DISCO BOM

    • Description Version Size Action
      STM32L4R9I-DISCO Schematics 1.0
      19.68 MB
      ZIP

      STM32L4R9I-DISCO Schematics

Publications and Collaterals

    • Description Version Size Action
      STM32 for makers - Releasing your creativity 18.01
      1.76 MB
      PDF
      STM32L4+ Series - Ultra-low-power and more performance 18.05
      492.01 KB
      PDF

      STM32 for makers - Releasing your creativity

      STM32L4+ Series - Ultra-low-power and more performance

    • Description Version Size Action
      STM32 32-bit MCU family - Leading supplier of Arm® Cortex®-M microcontrollers 18.02
      2.06 MB
      PDF

      STM32 32-bit MCU family - Leading supplier of Arm® Cortex®-M microcontrollers

Legal

    • Description Version Size Action
      Evaluation products license agreement 1.6
      74.12 KB
      PDF
      Open Reference Material License Agreement v5
      42.53 KB
      PDF

      Evaluation products license agreement

      Open Reference Material License Agreement v5

Binary resources

    • Description Version Size Action
      32L4R9IDISCOVERY compiled demo binary 1.0
      436.21 MB
      ZIP

      32L4R9IDISCOVERY compiled demo binary

Part Number Marketing Status RoHS Compliance Grade Material Declaration**
STM32L4R9I-DISCO
Active
Ecopack1

STM32L4R9I-DISCO

Package:

Ecopack1

Material Declaration**:

Marketing Status

Active

RoHS Compliance Grade

Ecopack1

(**) The Material Declaration forms available on st.com may be generic documents based on the most commonly used package within a package family. For this reason, they may not be 100% accurate for a specific device. Please contact our sales support for information on specific devices.