사양
제조사: STMicroelectronics
Device Type: High-performance 32-bit ARM Cortex‑M7 microcontroller built on advanced BCD silicon process, tailored for embedded high-speed data processing, graphics display and complex control applications
Electrical & Hardware Specifications
Core processor: Cortex-M7 core with floating-point unit and memory protection unit, maximum operating frequency 480 MHz
Internal memory allocation
Flash storage: 128 KB
SRAM total capacity: 1 MB distributed across multiple independent memory banks
Operating supply voltage range: 1.7 V to 3.6 V
Operating ambient temperature range: -40 °C to +85 °C
Package specification: 100-pin LQFP surface mount package
Multiple internal regulated power domains for dynamic power management
Integrated Onboard Peripherals
High-speed communication peripherals: Ethernet MAC controller, USB OTG high-speed interface, multiple SPI, I2C, UART and CAN FD controllers
Analog modules: Dual 16-bit multi-channel ADC units, high-speed DAC, operational amplifiers and voltage comparators
Graphics and multimedia resources: 2D hardware graphics accelerator, MIPI display interface, JPEG hardware codec engine
Timing control peripherals: Abundant advanced timers for motor drive, PWM modulation and precision pulse generation
External memory interfaces: FMC flexible memory controller supporting SRAM, NOR Flash and SDRAM external memory expansion
Core Functional Advantages
The Cortex-M7 architecture delivers powerful arithmetic computing capability, capable of executing complex algorithm operations such as sensor fusion, digital filtering and signal analysis efficiently. Independent memory partitioning reduces access conflicts and enhances program running stability.
Flexible multi-level power regulation modes are available. Users can switch between full-performance running mode, low-power sleep mode and deep stop mode to balance computing performance and power consumption demands for battery-powered equipment.
Complete hardware safety modules are embedded, including memory readout protection, cyclic redundancy check calculation unit and watchdog timers, which prevent program runaway and unauthorized data access in industrial embedded devices.
Rich peripheral resources eliminate the need for numerous external auxiliary chips, simplifying overall circuit design and lowering total hardware cost. All digital and analog pins feature reinforced ESD protection to adapt to industrial electromagnetic interference environments.
Support for mainstream development toolchains and official firmware libraries shortens software development cycle greatly.
일반적인 애플리케이션 시나리오
Industrial high-speed data acquisition and motion control equipment
Embedded touch screen human-machine interaction terminals
Portable high-precision measuring instruments
Audio and multimedia playback embedded devices
Motor drive closed-loop control systems
Intelligent IoT gateway edge computing nodes
