Jihai G32R501 Real-Time Control MCU: A New Frontier

The G32R5 series adopts the latest Arm v8.1-M architecture designed Arm^® Cortex^®-M52 dual-core CPU, supporting homogeneous dual-core parallel operation, capable of executing high-performance computing tasks and real-time control tasks simultaneously. The operating frequency can reach up to 250MHz, with real-time computing power comparable to 800MHz Cortex-M7 core products; it has a built-in single/double precision floating-point unit (FPU), supporting Arm Helium^TM technology, significantly enhancing advanced digital signal processing (DSP) capabilities and machine learning (ML) application performance, bringing AI computing power into lower-cost, lower-power application products. Additionally, by supporting a customizable data path CDE interface, it can expand Jihai’s independently developed Zidian mathematical instruction extension unit, supporting various mathematical computations such as trigonometric functions, Fourier transforms, and complex mathematics at the instruction set level, greatly reducing mathematical computation time and lowering CPU access latency, thus improving overall system real-time performance and intelligence.

The G32R501 supports up to 640KB Flash, which is divided into two independent storage units of 512KB and 128KB, supporting parallel programming and execution; in addition, the product has a built-in 128KB SRAM, supporting tightly coupled memory (TCM) to store real-time control core code, significantly improving operational efficiency; it also features a 6-channel DMA module, which helps reduce CPU load and achieve more efficient data transfer.

The G32R501 integrates a wealth of high-performance analog and signal processing peripherals, providing strong support for complex real-time control applications:

• 3 12-bit ADCs (3.45MSPS sampling rate)

Can accurately and efficiently capture and process multiple analog signals, significantly enhancing system data throughput and response speed.

• 7 built-in 12-bit reference DAC comparators

Support tripping functions, can monitor input voltage levels in real-time, ensuring system safety and stability.

• 7 enhanced capture modules (CAP)

Among them, 2 support high-resolution capture (HRCAP) function, allowing for high-precision signal capture, suitable for high-speed dynamic control scenarios.

• 2 enhanced quadrature encoder pulse (QEP) modules

Support CW (clockwise)/CCW (counterclockwise) operation modes, meeting the precision motor control needs, providing high-precision displacement and speed measurement capabilities.

• 4 Σ-Δ filter modules (SDF)

Used to enhance ADC precision and signal-to-noise ratio, optimizing signal quality, particularly suitable for analog signal processing in high-noise environments.

The G32R501 further enhances system performance and application adaptability through a rich set of high-precision control and communication peripherals:

• 16 high-resolution PWM channels (150ps resolution)

Provide extremely high precision and accuracy of control signals, optimizing system performance, while having excellent power topology adaptability, capable of meeting complex power management and dynamic control needs.

• 4 flexible logic blocks (FLB)

By configuring enhanced peripheral interconnection, provide efficient and flexible connection performance for on-chip control peripherals, simplifying system design and enhancing real-time control efficiency.

• Rich communication peripherals

Integrates various communication interfaces such as UART, CAN, I2C, QSPI, and PMBus, combined with multiple multiplexing options, can flexibly adapt to diverse application scenarios, meeting communication needs in industrial automation, new energy, automotive electronics, and other fields.

The G32R501 excels in safety and reliability, ensuring stable operation in harsh environments through multiple designs and certifications:

• Dual Code Security (DCS) Function

• Provides comprehensive security protection, preventing unauthorized access and viewing of on-chip secure memory and other security resources, ensuring confidentiality and integrity of data and systems.

• Multiple Security Enhancement Features

• Clock loss detection circuit: Real-time monitoring of clock signals to prevent system failures caused by clock anomalies.

• Watchdog timer: Ensures the system can automatically reset in case of anomalies, improving operational reliability.

• Register write protection: Prevents critical configurations from being accidentally modified, enhancing system robustness.

• Error correction code (ECC) and parity: Provide error detection and correction capabilities for memory and data transmission, enhancing data integrity.

• International Certifications and Environmental Adaptability

• Complies with IEC61508 SIL2 safety integrity level, meeting high safety requirements in industrial control fields.

• Meets AEC-Q100 Grade 1 certification standards, suitable for automotive electronics fields.

• Wide operating temperature range (-40℃ ~ 125℃), maintaining excellent real-time signal processing performance and stability even in complex application scenarios.

The G32R501 provides a complete ecological development system to assist engineers in efficient development, achieving shorter project landing cycles:

• Comprehensive Ecological Support

• Provides various library resources: driver libraries, math libraries, middleware, security libraries, application libraries, meeting user needs at different development stages.

• Supports multitasking operating systems and software/hardware development tools, ensuring smooth development processes.

• Compatible with mainstream IDE toolchains: KEIL, IAR, Eclipse, facilitating users to use familiar development environments.

• Rich Hardware Support

• G32R501 EVAL evaluation board: Used for complete function demonstration and initial scheme verification, helping users quickly get started.

• Dual motor debugging board: Provides efficient debugging support for complex motor control applications.

• EtherCAT bus debugging board: Meets high-performance bus protocol debugging needs in industrial communication fields.

The Jihai real-time control team can also provide rapid response and comprehensive technical support services, offering 48V/50A bidirectional power supply, 800W single-to-double micro-inverter, EtherCAT bus high-voltage servo controller, low-voltage sensorless dual motor, 2.2kW high-performance vector frequency converter and other mass production-level reference solutions to meet various user application needs in multiple scenarios.

With China leading the global “carbon neutrality” and “carbon peak” wave, real-time control technology has been integrated into every digital control system. The launch of the Jihai G32R501 series real-time control MCU will further expand the application of edge AI in a richer range of terminal application products, laying another cornerstone for the upgrade and transformation of the digital era.

The G32R501 series real-time control MCU is now officially in mass production and sampling, with various packaging options available, such as QFN56, LQFP64/80/100. If interested, please scan the QR code below.