STMICROELECTRONICS NUCLEO-F401RE Development Board, STM32F401RET6 ARM MCU, On Board Debugger, Arduino Uno Compatible

Description

The STM32 Nucleo-F401RE is an official development board from STMicroelectronics designed for prototyping and evaluating the STM32F401RET6 ARM Cortex-M4 microcontroller. It offers an affordable and flexible platform for developers, students, and engineers to build embedded applications ranging from simple sensor nodes to complex industrial controls.

Key Features & Specifications

• Microcontroller Core:

  • MCU: STM32F401RET6 (LQFP64 package)

  • Core: 32-bit ARM® Cortex®-M4 with FPU (Floating Point Unit)

  • Max CPU Frequency: 84 MHz

  • Memory: 512 KB Flash Memory and 96 KB SRAM

• On-Board Debugger/Programmer:

  • Integrated ST-LINK/V2-1 debugger/programmer

  • Supports USB re-enumeration capability with three distinct interfaces: Mass storage, Virtual COM port, and Debug port.

• Connectivity & Expansion:

  • Arduino Uno V3 Connectivity: Standard female headers layout matching Arduino Uno, making it compatible with a wide choice of shields.

  • ST Morpho Extension Headers: Male pin headers providing full, direct access to all STM32 I/Os for advanced breadboard or custom routing.

• Power Management:

  • Flexible power-supply options: Powered via USB VBUS (5V) or external sources (3.3V, 5V, or 7V–12V through the VIN pin/voltage regulator).

• On-Board User Peripherals:

  • 1 User LED (shared with Arduino; plus communication and power status LEDs)

  • 2 Push-buttons (USER and RESET)

  • 32.768 kHz LSE crystal oscillator

Software & IDE Support

• Fully supported by the STM32Cube ecosystem and comprehensive software libraries/examples.

• Compatible with a wide variety of Integrated Development Environments (IDEs) including STM32CubeIDE, IAR Embedded Workbench, Keil MDK-ARM, and GCC-based toolchains (as well as Arm Mbed online platforms).