Detailed introduction of STM32 Nucleo-F401RE

The STM32 Nucleo-F401RE is a versatile and powerful development board that offers a range of connectivity and sensor options, making it suitable for a wide range of applications in areas such as industrial automation, consumer electronics, and the Internet of Things (IoT).

Hardware components

ComponentFunction
STM32F401RE MCUThe main microcontroller unit, based on the ARM Cortex-M4 architecture
ST-LINK/V2-1 debugger/programmerOn-board debugger and programmer for the MCU
Arduino-compatible headersProvides connectivity to Arduino-compatible shields and other add-on boards
Morpho headersProvides access to additional I/O pins on the MCU
User LEDA single LED that can be controlled by software
User buttonA push button that can be used as an input to the MCU
ST Zio connectorsProvides connectivity to a range of ST add-on modules
USB OTG FS with micro-AB connectorUSB On-The-Go interface for data transfer and programming
Ethernet connectorProvides Ethernet connectivity via an external PHY
ST MEMS digital microphonesDigital MEMS microphones for audio input
L3GD20 MEMS motion sensor3-axis digital gyroscope
LSM303DLHC MEMS motion sensor and magnetometer3-axis digital accelerometer, 3-axis digital magnetometer
ST Microphone expansion board connectorsProvides connectivity to an optional ST MEMS microphone expansion board
ST Morpho extension connectorProvides access to additional I/O pins on the MCU
Power supply optionsCan be powered by USB, external 5V, or external 3.3V sources
Check the latest price of the STM32 Nucleo-F401RE

Key parameters and specifications

image source: https://www.st.com/
  • MCU: STM32F401RE Arm Cortex-M4 microcontroller with 512KB Flash and 96KB SRAM
  • Clock speed: 84 MHz
  • Voltage supply: 5V USB or 3.3V external power supply
  • Operating temperature range: -40°C to +85°C
  • Memory: 512 KB of Flash memory and 96 KB of SRAM
  • Communication interfaces: USB OTG full-speed, Ethernet, CAN, SPI, I2C, USART, and others
  • GPIO: 64 with external interrupt capability on each pin
  • On-board ST-LINK/V2-1 debugger/programmer with SWD connector
  • Integrated sensors: three-axis MEMS gyroscope (L3GD20) and three-axis MEMS accelerometer/compass (LSM303DLHC)
  • Built-in digital MEMS microphones
  • Compatible with a wide range of external modules and expansion boards via ST Zio connectors, Morpho headers, and Arduino-compatible headers

Applications of STM32 Nucleo-F401RE development board

ApplicationDescription
Industrial automationThe board’s sensors and I/O capabilities make it suitable for monitoring and controlling industrial equipment and machinery.
RoboticsThe board can be used to control motors, sensors, and other peripherals in a robotic system.
Internet of Things (IoT)The board’s Ethernet and USB connectivity options make it suitable for use in IoT applications, such as remote monitoring and control.
Home automationThe board can be used to control and monitor various home automation systems, such as lighting, heating, and security.
Wearable devicesThe board’s compact form factor and low power consumption make it suitable for use in wearable devices such as fitness trackers and smartwatches.
EducationThe board’s ease of use and availability of software libraries make it a popular choice for teaching embedded systems and programming concepts in universities and schools.

Alternatives of STM32 Nucleo-F401RE

Alternatives boardsDescription
STM32 Nucleo-F411RE32-bit Arm Cortex-M4 64-pin MCU, 168 MHz Frequency, 2 Mbytes Flash, 128 kbytes SRAM, 1x USB OTG, 1x USART, 2x ADC, 3x SPI, 2x I2C
STM32 Nucleo-F103RB32-bit Arm Cortex-M3 64-pin MCU, 72 MHz Frequency, 512 kbytes Flash, 20 kbytes SRAM, 1x USART, 1x USB OTG, 2x ADC, 3x SPI, 2x I2C
STM32 Nucleo-L152RE32-bit Arm Cortex-M3 32-pin MCU, 32 MHz Frequency, 128 kbytes Flash, 20 kbytes SRAM, 1x USART, 1x USB OTG, 2x ADC, 2x SPI, 1x I2C
STM32 Nucleo-F767ZIARM Cortex-M7 MCU, 512KB Flash, 128KB RAM, 2 x USB, 2 x DAC, RTC, Arduino UNO R3 Connectors.
STM32 Nucleo-F030R8ARM Cortex-M0+ MCU, 64KB Flash, 16KB RAM, USB, 2 x DAC, RTC, Arduino UNO R3 Connectors.
STM32 Nucleo-F072RBARM Cortex-M0 MCU, 128KB Flash, 20KB RAM, USB, 2 x DAC, RTC, Arduino UNO R3 Connectors.
STM32 Nucleo-F303REARM Cortex-M4 MCU, 256KB Flash, 64KB RAM, USB, 2 x DAC, RTC, Arduino UNO R3 Connectors.
STM32 Nucleo-L053R8ARM Cortex-M0+ MCU, 128KB Flash, 16KB RAM, USB, 2 x DAC, RTC, Arduino UNO R3 Connectors.

Basic steps to get started with STM32 Nucleo-F401RE

  1. Connect the board to your computer: You can power the board through the USB port, or by connecting an external 5V or 3.3V power supply to the appropriate pins.
  2. Install software tools: To program the board, you will need an Integrated Development Environment (IDE) such as Keil MDK-ARM, Atollic TrueSTUDIO, or STM32CubeIDE. You will also need to install the appropriate device drivers for the on-board ST-Link debugger.
  3. Write and compile code: Once you have installed the software tools, you can write your code in C or C++ using the IDE. You can use the board’s various communication interfaces and sensors to interface with other devices or capture data from the environment.
  4. Upload code to the board: Once you have written and compiled your code, you can upload it to the board using the on-board ST-Link debugger/programmer. The ST-Link interface provides both debugging and programming capabilities.
  5. Test your code: You can test your code by observing the board’s LEDs, using the board’s built-in sensors or connecting external peripherals to the various communication interfaces.

Application Case of STM32 Nucleo-F401RE

One application case for the STM32 Nucleo-F401RE development board is in the area of home automation. The board can be used to control and monitor various home automation systems, such as lighting, heating, and security. Here’s an example of how the STM32 Nucleo-F401RE can be used for home automation:

  1. Connect the board to a home automation network: The board can be connected to a variety of home automation networks, such as ZigBee, Z-Wave, or Wi-Fi, using appropriate modules.
  2. Control lighting: Using the board’s GPIO pins and communication interfaces, you can control lighting systems in your home. For example, you could use a relay module to turn lights on or off, or use an LED strip to provide ambient lighting.
  3. Monitor environmental conditions: The board’s on-board sensors can be used to monitor environmental conditions in your home, such as temperature, humidity, and air quality. You can use this data to control heating and ventilation systems, or to trigger alerts if conditions become unsafe.
  4. Security and surveillance: The board can be used to connect to security and surveillance systems in your home, such as motion sensors and cameras. You can use this data to trigger alarms or to monitor activity in your home when you are away.
  5. Remote control and monitoring: The board can be connected to the internet via Ethernet or Wi-Fi, allowing you to remotely control and monitor your home automation system from a smartphone or other device. You can use this feature to turn on lights or adjust the thermostat before you arrive home, or to check on the status of your security system while you are away.

Other projects that can be done using the STM32 Nucleo-F401RE development board:

ProjectDescriptionExample Project Link
RoboticsThe board can be used to control robots, including motor control and sensor interfacing.STM32 Nucleo Robot
IoT applicationsThe board can be used to create IoT applications, such as environmental monitoring or smart home systems.STM32 IoT Node with LoRa Connectivity
Wearable devicesThe board’s small size and low power consumption make it suitable for creating wearable devices such as fitness trackers or smart watches.STM32 Smartwatch
Audio processingThe board’s built-in digital MEMS microphones and audio codecs can be used for audio processing applications, such as voice recognition or noise cancellation.STM32 Voice Recognition
Data loggingThe board can be used to capture and log data from sensors, and to send the data to a PC or other device for analysis.STM32 Data Logger
Motor controlThe board can be used for motor control applications, such as controlling the speed and direction of a DC or stepper motor.STM32 Motor Control
LED displaysThe board’s GPIO pins can be used to control LED displays, such as seven-segment or dot matrix displays.STM32 LED Matrix Display
GamingThe board can be used to create simple games, such as a snake game, using the on-board sensors and LEDs.STM32 Snake Game

FAQs of STM32 Nucleo-F401RE

What programming language is used to program the STM32 Nucleo-F401RE?

The STM32 Nucleo-F401RE can be programmed using various programming languages, including C and C++. The board is typically programmed using an integrated development environment (IDE), such as STM32CubeIDE, which provides a range of tools and libraries to simplify the programming process.

Can the STM32 Nucleo-F401RE be powered using a battery?

Yes, the board can be powered using a battery. The board has a power management circuit that allows it to be powered using a 5V power supply or a battery with a voltage range of 7-12V. The board also has low-power modes that can be used to minimize power consumption, making it suitable for battery-powered applications.

What is the difference between the STM32 Nucleo-F401RE and the Arduino Uno?

The STM32 Nucleo-F401RE and the Arduino Uno are both development boards that can be used for prototyping and testing. However, the STM32 Nucleo-F401RE is based on the ARM Cortex-M4 microcontroller, which has more processing power and a wider range of features than the Atmel AVR microcontroller used in the Arduino Uno. The STM32 Nucleo-F401RE also has a range of peripherals and interfaces, such as Ethernet, CAN, and USB, that are not available on the Arduino Uno. Additionally, the STM32 Nucleo-F401RE is typically programmed using C or C++, whereas the Arduino Uno uses a simplified programming language based on C++.

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