STM32F401RCTB - STM32 Development Board (The Black Pill)

Overview

Introducing the STM32F401RCTB Black Pill – a compact yet powerful development board that redefines what's possible in embedded systems. Built around the high-performance STM32F401RCT6 microcontroller from STMicroelectronics, this board delivers exceptional processing power and a rich set of peripherals in a tiny form factor. Whether you're a hobbyist experimenting with robotics, a student learning embedded systems, or a professional prototyping a commercial product, the Black Pill offers the perfect blend of performance, affordability, and versatility. With support for Arduino IDE, MicroPython, and CircuitPython, it's the ideal choice for both beginners and seasoned makers.

Key Features

• High-Performance Core: 32-bit ARM Cortex-M4F core running at up to 84 MHz with FPU (Floating Point Unit) for advanced math and DSP operations.
• Ample Memory: 256 KB Flash and 64 KB SRAM to handle complex programs and data.
• Rich Connectivity: USB 2.0 Full-Speed interface, multiple UART, SPI, I2C, CAN, and more.
• Compact Design: 'Black Pill' form factor (approx. 2.0 x 0.7 inches) – perfect for breadboards and space-constrained projects.
• Multi-Platform Support: Works seamlessly with Arduino IDE, MicroPython, CircuitPython, and Mbed OS.
• On-Board LED: User-controllable LED for quick status indication and debugging.
• Power Options: Powered via USB or external 3.3V/5V supply, with on-board voltage regulator.

Technical Specifications

• Microcontroller: STM32F401RCT6 (ARM Cortex-M4F, 84 MHz)
• Flash Memory: 256 KB
• SRAM: 64 KB
• Operating Voltage: 3.3V (logic), 5V (USB input)
• Digital I/O Pins: 25 (with PWM and interrupt support)
• Analog Input Pins: 10 (12-bit ADC)
• Communication Interfaces: USB 2.0 Full-Speed, 3x USART, 3x SPI, 2x I2C, CAN, SDIO
• On-Board LED: PC13 (active low)
• Reset Button: Yes
• Dimensions: 52.0 x 17.8 mm
• Weight: 6 grams (approx.)

Applications & Use Cases

• Robotics: Motor control, sensor fusion, and autonomous navigation.
• IoT Prototyping: Connect to Wi-Fi/Bluetooth modules (ESP8266, HC-05) for smart home applications.
• Wearable Devices: Its small size makes it ideal for compact, battery-powered wearables.
• Audio Processing: Leverage the FPU for real-time audio effects and synthesis.
• Education: Perfect for university labs and Arduino-based courses.
• Drone Control: High-speed PWM outputs for ESC control.

What's Included

• 1x STM32F401RCTB Black Pill Development Board
• 1x Pin header strips (male, 2x20) – to be soldered by user if needed
• 1x Micro USB cable (optional, depending on package)

Compatibility

• Arduino IDE: Install STM32 core via Boards Manager (official STM32duino).
• MicroPython/CircuitPython: Flash firmware from official repositories.
• Operating Systems: Windows, macOS, Linux.
• Common Modules: Works with HC-05 Bluetooth, ESP8266 Wi-Fi, MPU6050 IMU, and many more.

MOKWN Recommendation

The STM32F401RCTB Black Pill is a top pick for makers seeking a balance of power and affordability. Its compatibility with Arduino and MicroPython makes it accessible to beginners, while its advanced features satisfy experienced engineers. We recommend it for robotics, IoT, and educational projects. Pair it with our range of sensors and displays to unleash its full potential. Order today and elevate your embedded projects!