Part Number: STM32F303VCT6

Manufacturer: STMicroelectronics

Description: IC MCU 32BIT 256KB FLASH 100LQFP

Shipped from: Shenzhen/HK Warehouse

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Technical Specifications of STM32F303VCT6

Datasheet  STM32F303VCT6 datasheet
Category Integrated Circuits (ICs)
Family Embedded – Microcontrollers
Manufacturer STMicroelectronics
Series STM32 F3
Packaging Tray
Part Status Active
Core Processor ARM? Cortex?-M4
Core Size 32-Bit
Speed 72MHz
Connectivity CAN, I2C, IrDA, LIN, SPI, UART/USART, USB
Peripherals DMA, I2S, POR, PWM, WDT
Number of I/O 87
Program Memory Size 256KB (256K x 8)
Program Memory Type FLASH
RAM Size 40K x 8
Voltage – Supply (Vcc/Vdd) 2 V ~ 3.6 V
Data Converters A/D 4x12b; D/A 2x12b
Oscillator Type Internal
Operating Temperature -40°C ~ 85°C (TA)
Package / Case 100-LQFP
Supplier Device Package 100-LQFP (14×14)


The STM32F3DISCOVERY Discovery kit is a powerful and adaptable platform for development and experimentation with the Arm® Cortex®-M4 core-based STM32F303VCT6 microcontroller from STMicroelectronics. This comprehensive book will provide you a thorough understanding of the STM32F303VCT6 microcontroller and the STM32F3DISCOVERY board, allowing you to get started on your projects and applications. This tutorial will help you leverage the full potential of this feature-rich microcontroller and development kit, whether you are a novice or an experienced developer.

The following are the main features and specs of the STM32F3DISCOVERY board and the STM32F303VCT6 microcontroller:

STM32F303VCT6 Microcontroller:

  • Core: Arm® Cortex®-M4 core
  • Flash Memory: 256 Kbytes
  • RAM: 48 Kbytes
  • Package: LQFP100
  • Clock Speed: Up to 72 MHz


  • Embedded Debug Tool: ST-LINK/V2 (or V2-B for newer versions)
    • Debug port
    • Virtual COM port (with ST-LINK/V2-B only)
    • Mass storage (with ST-LINK/V2-B only)
  • Power Supply:

Boards can get power from the USB bus or from an 3 V or 5 V power supply

Power source for outside applications: 3 V and 5 V

  • Sensors:
    • ST MEMS gyroscope (3-axis digital output)
    • ST MEMS system-in-package
      • 3D digital linear acceleration sensor
      • 3D digital magnetic sensor
    • LEDs: Ten LEDs for various purposes
      • LD1 (red) for 3.3 V power-on
      • LD2 (green/red) for USB communication
      • Eight user LEDs: LD3/10 (red), LD4/9 (blue), LD5/8 (orange), and LD6/7 (green)
    • Push Buttons: Two push buttons for user and reset functions
    • Extension Header: LQFP100 I/Os for quick connection to prototyping boards and easy probing
    • Software Support: Complete free software, with examples, is part of the STM32CubeF3 package or the STSW-STM32118 for use with old standard libraries.

The STM32F3DISCOVERY board and STM32F303VCT6 microcontroller are a fantastic choice for a wide range of embedded development projects, from simple applications to more complicated and sophisticated systems, thanks to these features and specs. This platform gives the tools and resources you need to bring your ideas to life, whether you are a hobbyist or a professional developer.

Sensors and Motion Control on STM32F3DISCOVERY

The STM32F3DISCOVERY board includes a number of sensors that allow it to detect motion and orientation. In this section, we’ll look at the board’s two principal sensors: the ST MEMS gyroscope and the ST MEMS E-compass. We will also go over how to use these motion sensors in your projects.

Exploring the ST MEMS Gyroscope

ST MEMS Gyroscope:

  • On the STM32F3DISCOVERY board, the ST MEMS gyroscope is a 3-axis digital output gyroscope sensor.
  • It detects variations in rotational motion and monitors angular velocity.
  • The gyroscope gives data in degrees per second (dps) and is important for applications involving tracking changes in orientation.

Understanding the ST MEMS E-Compass

ST MEMS E-Compass:

  • ST MEMS E-Compass is a system-in-package that includes a 3D digital linear acceleration sensor as well as a 3D digital magnetic sensor.
  • It uses accelerometer and magnetometer data to determine the orientation and direction of the board in the Earth’s magnetic field.

Working with Motion Sensors

The following procedures are required when working with motion sensors on the STM32F3DISCOVERY board:

  1. Configure and Initialize: Configure the gyroscope, E-Compass, and other peripherals to their default settings. Ensure correct communication with the sensors via I2C or SPI, depending on the interface of the sensor.
  2. Data Acquisition: Read data from the sensors continuously or on a regular basis. This information could include angular velocity from the gyroscope as well as acceleration and magnetic field data from the E-Compass.
  3. Sensor Fusion: Data from several sensors should be combined to get a complete picture of the board’s position and motion. For reliable orientation estimation, sensor fusion methods such as Kalman filters or complementing filters can be used.
  4. Motion Detection and Control: Use sensor data to detect certain actions, gestures, or orientation changes. Based on these motion detections, implement control logic in your firmware.
  5. Calibration: Calibration methods should be implemented to assure sensor accuracy. Calibration of gyroscopes and magnetometers can considerably increase the dependability of orientation data.
  6. Application-Specific Use Cases: Adapt motion sensors to your individual application. Motion sensors have numerous applications, including driving a robot, stabilizing a camera, and tracking motions in a user interface.

Understanding the capabilities of the STM32F3DISCOVERY board’s ST MEMS gyroscope and E-Compass, as well as implementing appropriate algorithms and control logic, allows you to create projects that respond to and manipulate motion and orientation, opening up a world of exciting possibilities in the world of embedded systems.

Real-World Applications and Use Cases

Industrial Automation:

  • The STM32F303VCT6 is an excellent choice for managing industrial machinery, conveyor belts, and robotic arms.
  • Because of its real-time capability and ruggedness, it is a dependable solution for industrial applications.

Automotive Electronics:

  • Use the microcontroller to operate car systems like as engine management, ABS, and airbags.
  • Its high-performance processing and networking capabilities are extremely useful in the automotive industry.

Medical Devices:

  • Create medical gadgets such as infusion pumps, patient monitoring systems, and wearable health trackers.
  • Low-power capabilities of the microcontroller are critical for battery-powered medical devices.

Consumer Electronics:

  • STM32F303VCT6 can be used in consumer items like as gaming peripherals, smart TVs, and remote controls.
  • Its adaptability and networking capabilities improve the user experience.

Energy Management:

  • Install energy management systems for smart grids, solar inverters, and household energy meters.
  • Precision analog-to-digital converters (ADCs) on the microcontroller aid in monitoring energy metrics.

Aerospace and Defense:

  • STM32F303VCT6 is suitable for use in avionics, missile guidance, and unmanned aerial vehicles (UAVs).
  • In aerospace and defense applications, its dependability and real-time capabilities are crucial.

Smart Agriculture:

  • Develop agricultural automation technologies such as precision farming equipment and weather monitoring stations.
  • Data transfer and analysis are possible thanks to the microcontroller’s networking possibilities.

IoT and Smart Cities:

  • Sensors and gadgets for smart city applications such as smart street lighting and trash management should be deployed.
  • Connect IoT platforms to devices for data-driven decision-making.

The STM32F303VCT6 microcontroller and STM32F3DISCOVERY board provide a stable and adaptable foundation for creating a wide range of projects and addressing real-world difficulties in a variety of sectors. This combination provides the tools you need to develop and create solutions that can have a major impact, whether you are a hobbyist, a student, or a professional engineer.


The STM32F3DISCOVERY kit, powered by the STM32F303VCT6 microcontroller, offers limitless possibilities for embedded systems development. Whether you’re a beginner or an experienced developer, this guide is your comprehensive resource. With its rich features and connectivity options, let’s embark on this exciting journey with STM32F3DISCOVERY!

For more information and to purchase the STM32F303VCT6, contact ICRFQ, your reliable electronic component distributor in China, today. Upgrade your network capabilities now!

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