Download Databrief
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
Image
Resources
Technical Documentation
Product Specifications
| Description | Version | Size | |
|---|---|---|---|
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DB3241: Discovery kit with STM32L4R9AI MCU | 2.0 | 363.9 KB |
Technical Notes & Articles
| Description | Version | Size | |
|---|---|---|---|
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TN1235: Overview of ST-LINK derivatives | 2.0 | 670.76 KB |
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TN1238: STMod+ interface specification | 2.0 | 529.94 KB |
User Manuals
| Description | Version | Size | |
|---|---|---|---|
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UM2271: Discovery kit with STM32L4R9AI MCU | 3.0 | 4.34 MB |
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UM2052: Getting started with STM32 MCU Discovery Kits software development tools | 2.0 | 1.35 MB |
Presentations & Training Material
Presentations
| Description | Version | Size | |
|---|---|---|---|
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STM32 Development Boards Portfolio | 1.0 | 3.08 MB |
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STM32L4+ MCU series - Excellence in ultra-low-power with more performance | 1.0 | 1.03 MB |
Hardware Resources
Board Manufacturing Specifications
| Description | Version | Size | |
|---|---|---|---|
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STM32L4R9I-DISCO gerber files | 1.0 | 4.26 MB |
Bill of Materials
| Description | Version | Size | |
|---|---|---|---|
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STM32L4R9I-DISCO BOM | 1.0 | 144.46 KB |
Schematic Pack
| Description | Version | Size | |
|---|---|---|---|
|
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STM32L4R9I-DISCO Schematics | 1.0 | 19.68 MB |
Publications and Collaterals
Flyers
| Description | Version | Size | |
|---|---|---|---|
|
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STM32 for makers - Releasing your creativity | 18.01 | 1.76 MB |
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STM32L4+ Series - Ultra-low-power and more performance | 18.05 | 492.01 KB |
Brochures
| Description | Version | Size | |
|---|---|---|---|
|
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STM32 32-bit MCU family - Leading supplier of Arm® Cortex®-M microcontrollers | 18.02 | 2.06 MB |
Legal
License Agreement
| Description | Version | Size | |
|---|---|---|---|
|
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Evaluation products license agreement | 1.6 | 74.12 KB |
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Open Reference Material License Agreement v5 | 42.53 KB |
