Common features

STM32 microcontroller in LQFP64 package

1 user LED shared with ARDUINO®

1 user and 1 reset push-buttons

32.768 kHz crystal oscillator

Board connectors:ARDUINO® Uno V3 expansion connectorST morpho extension pin headers for full access to all STM32 I/Os

Flexible power-supply options: ST-LINK, USB VBUS, or external sources

On-board ST-LINK debugger/programmer with USB re-enumeration capability: mass storage, Virtual COM port and debug port

Comprehensive free software libraries and examples available with the STM32Cube MCU Package

Support of a wide choice of Integrated Development Environments (IDEs) including IAR Embedded Workbench®, MDK-ARM, and STM32CubeIDE

Board-specific features

External SMPS to generate Vcore logic supply

24 MHz HSE

Board connectors:External SMPS experimentation dedicated connectorMicro-AB or Mini-AB USB connector for the ST-LINKMIPI® debug connector

Arm® Mbed Enabled™ compliant

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