⚙️ STM32H747
Dual-Core Power for High-Performance Embedded Systems
The STM32H747, designed by STMicroelectronics, is one of the most advanced microcontrollers available today.
It combines two powerful cores — a Cortex-M7 and a Cortex-M4 — into one chip, giving developers the ability to handle real-time control and complex computing tasks at the same time.
This is the heart of the Arduino Portenta H7, the board that bridges the gap between a traditional microcontroller and a full-blown computer.
With the STM32H747, Arduino entered the world of AI, industrial automation, and edge computing.
🧠 What Makes the STM32H747 Special
The STM32H747 is part of the STM32H7 family, known for high speed, precision timing, and rich peripheral support.
Its dual-core design allows each processor to specialize: one for heavy data processing, and the other for managing time-critical control tasks.
Key Features
- Processor Cores:
- ARM Cortex-M7 @ 480 MHz
- ARM Cortex-M4 @ 240 MHz
- Flash Memory: Up to 2 MB
- RAM: Up to 1 MB
- Operating Voltage: 1.7 – 3.6 V
- Interfaces: SPI, I²C, UART, CAN, USB, Ethernet, SDIO
- Graphics and DSP: Hardware acceleration for floating-point and DSP operations
- Power Management: Low-power modes and dual-domain control
- Security: Hardware crypto engines, TrustZone-compatible design
The result is a chip that delivers incredible performance while maintaining microcontroller-level efficiency.
⚙️ Where You’ll Find It
| Board / Module | Manufacturer | Configuration | Primary Use |
|---|---|---|---|
| Arduino Portenta H7 | Arduino | Dual-core M7 + M4 | AI, industrial IoT, robotics |
| STM32H747 Discovery Kit | STMicroelectronics | Standalone dev board | Advanced embedded prototyping |
| Portenta Machine Control | Arduino Pro | Integrated H7 core | Industrial automation controller |
The STM32H747 forms the core of many Portenta Pro and embedded STM32 platforms, used by professionals in industrial, automotive, and AI applications.
💡 Why Developers Love the STM32H747
- Dual-core flexibility: Run real-time control and complex logic in parallel.
- High-performance DSP and FPU support: Ideal for robotics and signal processing.
- Massive peripheral support: UART, CAN, Ethernet, USB, and display options.
- Perfect for AI and machine vision when paired with the Portenta ecosystem.
- Supported by multiple frameworks: Arduino IDE, Mbed OS, STM32CubeIDE, and PlatformIO.
The STM32H747 is where embedded control meets professional computing — speed, stability, and scalability in one efficient package.
🧩 Perfect Applications
- Industrial automation and control systems
- Machine vision and AI edge computing
- Robotics and motion control
- Real-time data acquisition and DSP
- Multi-task embedded systems
If you want the performance of a dual-core processor with the simplicity of Arduino, the STM32H747 delivers both worlds seamlessly.