MM32F5280 is the MCU equipped with Arm®v8-M architecture STAR-MC1 processor (compatible with Cortex-M33). It operates at a frequency of up to 120MHz, embeds up to 2.25MB Flash and 192KB RAM, equips with algorithm acceleration units such as Floating Point Unit (FPU), Digital Signal Processing (DSP), signal-to-signal interconnected matrix MindSwitch, Configurable Logic Unit (CLU) and trigonometric function acceleration unit (CORDIC) and integrates with rich peripheral modules and I/O ports. Compared with the existing products, MM32F5280 is designed to be used in a wide range of industrial, automotive and IoT applications with improved performance, memory capacity, bus architecture and peripheral configuration.

- This device, based on Star-MC1 (compatible with M33) processor and Armv8-M Mainline Instruction Set Architecture，integrates with FPU and DSP. Its unit frequency CoreMark is approximately 20% higher than that of Cortex-M3 and Cortex-M4

- 4KB L1 I-Cache and 4KB L1 D-Cache

- Up to 2.25MB built-in Flash

- Up to 192KB built-in RAM (including 32KB ITCM, 32KB DTCM and 128KB System RAM)

- Embed FSMC parallel memory interfaces

- Two 12-bit SAR ADCs with sampling rate up to 3MSPS, equip with up to 21 external channels and support up to 256 times hardware oversampling

- Two 12-bit DACs and three comparators

- Seven 16-bit timers and two 32-bit timers

- Eight UART interfaces (including one LPUART), three SPI interfaces, three I2S interfaces and two I2C interfaces

- One USB OTG full-speed interface

- Two FlexCAN interfaces

- Some models equip with 10M/100M Ethernet controllers

- Supported temperature range: -40℃~105℃

- Provide LQFP144, LQFP100 and LQFP64 package types

MM32F5280 can be used in the following fields:
- Industry control
- Elevator control

- Firefighting control

- Transportation

- Printer

- Scanner

- Home appliance control

- Motor control

- Floor sweeper