The 7Semi STM32U031F8P6 Dev Board is a compact development platform built around STMicroelectronics’ STM32U031F8P6, a 32-bit ARM® Cortex®-M0+ MCU that delivers ultra-low power consumption with impressive performance and flexible connectivity.
Designed for power-sensitive applications, this board integrates native USB Type-C, onboard regulator, reset/user button, and access to all I/O pins – making it perfect for wearable, sensor, IoT, and edge computing projects.
Features
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STM32U031F8P6 Microcontroller
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ARM Cortex-M0+ core @ 56 MHz
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64KB Flash, 8KB SRAM
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USB Type-C connector for power and programming
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Ultra-Low Power Consumption – Ideal for battery-operated devices
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All GPIOs Broken Out
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Onboard Reset Button and User Button
Applications
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Battery-powered IoT nodes
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Sensor fusion and edge ML
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Low-power wireless platforms
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Environmental or biomedical sensing
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Wearables and health tech
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Educational STM32 exploration
What’s Included
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1 × 7Semi STM32U031F8P6 Development Board
Frequently Asked Questions (FAQ)
Q1: Can I program this board using STM32CubeIDE?
A: Yes, STM32CubeIDE with ST-Link/SWD interface is fully compatible.
Q2: Does the board support USB communication?
A: It includes a USB-C port for power.
Q3: Can I use PlatformIO or Arduino with STM32U0 series?
A: PlatformIO support is emerging. For Arduino, STM32U0 is not natively supported yet.
Q4: Is the board breadboard compatible?
A: Yes, the board has 2.54mm spacing for breadboard or jumper wire use.
Q5: What's the best use-case for STM32U031F8P6?
A: Low-power sensing, data logging, and wearable devices due to its low current draw and small footprint.
Resources
- MCU Core:
- STM32U031F8P6 (Cortex-M0+)
- Operating Frequency:
- 56 MHz
- Flash Memory:
- 64 KB
- SRAM:
- 8 KB
- Interface Support:
- USART, SPI, I2C, ADC, DAC, GPIO
- USB Support:
- Power via USB Type-C
- Board Dimensions:
- Approx. 41mm × 18mm
- Board weight:
- 3g
