Geehy officially released the G32R501, the industry's first real-time MCU based on the Arm^® Cortex^®-M52 dual-core architecture, at the Geehy Channel Partners Conference. Built on advanced 40nm process technology, the G32R501 series offers high-performance sensing, advanced control peripherals, and a flexible interconnect system, making it ideal for new energy inverters, industrial automation, commercial power supplies, and electric vehicles. This MCU addresses critical real-time control challenges, such as efficiency, power density, precision, and reliability, enabling a broad range of applications, including photovoltaic/storage inverters, charging station power modules, server power supplies, onboard chargers (OBCs), uninterruptible power supplies (UPSs), servo controllers, and robotics.

At the launch event, Louis, Senior Product Manager of Geehy’s Real-time Control Product Line, emphasized: "With the rapid advancement of applications in new energy vehicles, energy storage, smart driving, robotics, and intelligent energy, the demand for high-performance real-time control is growing. Geehy’s real-time MCU development focuses on enabling high-quality innovation. The G32R501 series has achieved leading-edge performance in key technical indicators, setting new industry benchmarks."

Breakthrough Dual-Core Architecture 

For High-Efficiency, Low-Latency Design

The G32R5 series leverages the latest Arm v8.1-M architecture with a Cortex-M52 dual-core CPU, offering homogeneous dual-core parallel processing. Operating at up to 250MHz, its real-time computational power rivals an 800MHz Cortex-M7. Single and double precision FPU & Arm Helium™ DSP extension enhances AI and ML capabilities, making advanced signal processing more efficient. Geehy’s proprietary Zidian Math Instruction Extension accelerates complex mathematical operations, including trigonometric functions, Fourier transforms, and advanced computations, significantly reducing computation time and enhancing real-time system intelligence.

640KB Flash (512KB + 128KB) supports parallel execution, along with 128KB SRAM and tightly coupled memory (TCM) for real-time core code storage, significantly enhancing execution efficiency. 6-channel DMA module optimizes data transfers, reducing CPU workload. 

Optimized Signal Acquires

Sensitive Sensing Input Units for Superior Performance

Engineered for complex real-time control applications, the G32R501 integrates cutting-edge analog and signal processing features.

· 3× 12-bit ADCs (3.45MSPS Sampling Rate) 

Delivers high-speed, high-precision signal acquisition, enhancing system data throughput and response time for real-time applications. 

· 7× Built-in 12-bit Reference DAC Comparators

Enables real-time voltage monitoring and trip functions, ensuring system safety, stability, and operational reliability. 

· 7× Enhanced Capture Modules (CAP) 

Featuring two high-resolution capture (HRCAP) units, these modules support precise signal acquisition, ideal for high-speed dynamic control applications.

· 2× Enhanced Quadrature Encoder Pulse (QEP) Modules

Supports CW/CCW operating modes, delivering high-precision displacement and speed measurement capabilities for advanced motor control solutions. 

· 4× Σ-Δ Filter Modules (SDF) 

Improves ADC accuracy and signal-to-noise ratio (SNR), optimizing signal quality in high-noise environments.

Enhanced Control Performance

For High-Precision Real-Time Applications

The G32R501 integrates a robust suite of control and communication features for demanding real-time applications.

· 16× High-Resolution PWM Channels (150ps Resolution) 

Delivers ultra-precise control signals, optimizing system performance while enhancing adaptability to complex power topologies, ensuring superior power management and dynamic control. 

· 4× Flexible Logic Blocks (FLB) 

Enables seamless interconnectivity among on-chip control peripherals, streamlining system integration and improving real-time control responsiveness.

· Extensive Communication Interfaces

Supports UART, CAN, I2C, QSPI, and PMBus with flexible multiplexing options, providing robust connectivity solutions tailored for industrial automation, new energy systems, and automotive electronics.

High-Security System Architecture

For Reliable Mid-to-High-End Applications

The G32R501 delivers industry-leading security and reliability, integrating multiple protection mechanisms and certifications to ensure stable operation in demanding environments.

· Dual Code Security (DCS) Function

Provides robust security protection, preventing unauthorized access to secure memory and critical system resources, ensuring data confidentiality and integrity. 

· Comprehensive Security Enhancements

- Lost Clock Detection Circuit: Continuously monitors clock signals to prevent failures caused by clock anomalies. 

- Watchdog Timer: Enables automatic system reset during abnormal conditions, enhancing operational reliability. 

- Register Write Protection: Safeguards critical configurations from unintended modifications, improving system robustness.

- Error Correction Code (ECC) & Parity Checking: Ensures reliable data transmission and memory integrity with advanced error detection and correction.

· International Certifications & Environmental Adaptability

✔ IEC 61508 SIL2 – Complies with industrial safety standards.

✔ AEC-Q100 Grade 1 – Ensures suitability for automotive applications.

✔ -40°C to 125°C Operating Temperature – Reliable performance in extreme conditions. 

Comprehensive Development Ecosystem

Geehy provides extensive ecosystem support to accelerate product innovation.

· Software Support 

Driver libraries, intermediate, security libraries, math libraries, and real-time OS support. 

· IDE Compatibility

Supports KEIL, IAR, and Eclipse, ensuring smooth development workflows.

· Hardware Evaluation Kits

- G32R501 EVAL Board – Demonstrates full MCU functionality.

- Dual Motor Debugging Board – Optimized for complex motor control.

- EtherCAT Bus Debugging Board – Ideal for high-performance industrial communication applications.

Geehy also provides reference designs for 48V/50A bidirectional power supplies, 800W 2-in-1 micro inverters, EtherCAT bus-type high-voltage servo controllers, low-voltage sensorless dual motors, and 2.2kW high-performance vector VFDs, helping engineers accelerate time-to-market.

Amid the global momentum for carbon neutrality and peak carbon emissions, driven by China's leadership, real-time control technologies have become integral to digital control systems, with real-time control MCUs emerging as the backbone of intelligent energy and industrial automation. The G32R501 series enhances cost-sensitive applications with AI computing capabilities, redefining efficiency, reliability, and intelligence in next-generation digital control systems.

The G32R501 is now in mass production, with package options including QFN56, and LQFP64/80/100.