STM32L432 Nucleo‑32 Development Board
Affordable, low‑power Arm® Cortex‑M4 platform in Arduino™ Nano form factor — ideal for learning, prototyping, and shipping ultra‑efficient designs.
Arduino Nano headers
On‑board ST‑LINK
Mbed Enabled™
24 MHz crystal
USB VBUS / ext. power
On‑board ST‑LINK
Mbed Enabled™
24 MHz crystal
USB VBUS / ext. power
What you get
- STM32 microcontroller in 32‑pin package (LQFP/QFN, L432 series)
- 1× user LED, 1× reset push‑button
- Arduino™ Nano V3 expansion connector for shields
- Micro‑USB for power and on‑board ST‑LINK (MSC, VCP, SWD)
- Flexible supply: ST‑LINK, USB VBUS, or external
- Comprehensive STM32Cube libraries and examples
- Works with STM32CubeIDE, Arduino IDE, and Mbed OS
Detailed features
- 32‑pin STM32L432 MCU (Cortex‑M4F @ up to 80 MHz, ultra‑low power)
- 24 MHz HSE oscillator; LSE ready (check board variant)
- ST‑LINK/V2‑1 with re‑enumeration: Mass‑Storage, Virtual COM, SWD debug
- Power options: USB, ST‑LINK bridge, or 5V/3V3 external input
- Headers expose GPIO, ADC, I2C, SPI, UART, and power rails
- Fully compatible with STM32Cube HAL/LL drivers and examples
- Supported IDEs: IAR EWARM, Keil MDK‑ARM, GCC‑based (STM32CubeIDE)
Ultra‑low powerSTM32L4 core
Rapid prototypingArduino Nano shields
Zero extra toolsST‑LINK on board
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