STM32H747XIH6: Based on working principles, functions and applications


The STM32H747XIH6 is a high-performance microcontroller from STMicroelectronics. This microcontroller incorporates a dual-core architecture, featuring both Arm Cortex-M7 and Cortex-M4 cores, aiming to provide advanced processing capabilities and versatility for a wide range of embedded applications. Here's an overview of its working principles, functions, and typical applications:


Working Principles:

The STM32H747XIH6 integrates two cores - a high-performance Cortex-M7 core and a power-efficient Cortex-M4 core. This architecture allows the microcontroller to handle demanding real-time processing tasks while simultaneously managing low-power and IO-intensive operations.


  1. Dual-Core Architecture: The combination of Cortex-M7 and Cortex-M4 cores enables a flexible and efficient approach to handle diverse processing requirements within a single microcontroller, offering high performance and power efficiency simultaneously.

  2. Memory Configuration: The microcontroller provides various memory types, including flash memory for program storage, SRAM for data storage, and EEPROM, catering to the diverse memory requirements of embedded applications.

  3. Rich Peripherals and Interfaces: It includes a comprehensive set of peripherals such as high-speed and low-power timers, multiple communication interfaces (e.g., SPI, UART, I2C, USB), analog-to-digital converters (ADC), digital-to-analog converters (DAC), and various digital I/Os, facilitating seamless interfacing with a wide array of external components and devices.

  4. Advanced Graphics Support: The microcontroller integrates enhanced support for graphic displays, including TFT-LCD controller and hardware acceleration, suitable for applications requiring advanced user interfaces and graphics processing.

  5. High-Speed Connectivity: Featuring high-speed connectivity options, including USB, Ethernet, and various other communication interfaces, enabling applications with high-speed data transfer and networking capabilities.

  6. Security Features: The microcontroller incorporates advanced security features such as secure boot, cryptographic accelerators, and hardware-based secure storage, ideal for applications requiring robust security measures.

  7. Advanced Analog Capabilities: Offering advanced analog peripherals including high-resolution ADCs, DACs, and analog comparators, supporting precise analog signal processing and interface requirements.

  8. Floating Point Unit (FPU): Both Cortex-M7 and Cortex-M4 cores are equipped with a Floating Point Unit to efficiently execute floating-point operations, beneficial for applications that involve complex mathematical calculations.


  1. Industrial Automation and Control: Widely used in industrial automation systems, PLCs, robotics, and motion control applications, leveraging its high-performance processing capabilities and support for real-time operations.

  2. High-Performance Control Systems: Employed in applications requiring high-performance real-time control, such as motor control, power management, and advanced control algorithms due to its dual-core architecture and advanced peripherals.

  3. Graphic-rich User Interfaces: Suitable for devices requiring advanced graphical user interfaces such as HMI (Human-Machine Interface) panels, advanced display systems, and smart appliances incorporating touchscreens and graphics.

  4. Medical and Healthcare Devices: Used in various medical and healthcare devices, including diagnostic equipment, patient monitoring systems, and medical imaging instruments, benefiting from its processing power and advanced security features.

  5. Communications Equipment: Found in communication equipment such as routers, gateways, and network switches that require high-throughput processing, advanced connectivity, and secure communication interfaces.

  6. Automotive Electronics: Applied in automotive applications such as digital clusters, infotainment systems, advanced driver-assistance systems (ADAS), and vehicle connectivity solutions due to its advanced processing capabilities and connectivity support.

  7. Embedded IoT Devices: Utilized in embedded IoT devices that demand advanced processing, secure connectivity, and real-time control features.

Additional Considerations:

When working with the STM32H747XIH6, special considerations should be given to power management, high-speed peripheral interfacing, real-time processing requirements, safety and security aspects, and the use of advanced development tools to leverage its sophisticated features. In addition, understanding the specific features and capabilities of the microcontroller's peripherals is essential for integrating it effectively into the desired application.