Humanoid robots are gaining prominence in global technology, driving advancements in automation and industrial applications. As a leading Chinese provider of high-performance RISC-V MCUs, HPMicro addresses the evolving demands of robot motion control. This article explores key trends and HPMicro¡¯s MCU solutions for humanoid robots, focusing on their high-performance chips.
Rising Demand for Humanoid Robots
Humanoid robots are emerging as a cornerstone of technological competition and economic growth. Showcased in events like cultural performances and marathons, these robots demonstrate vast potential across industries. The global humanoid robot market is expanding rapidly and is projected to maintain strong growth over the next decade.
Key Requirements for Motion Control Chips
The complexity of humanoid robots demands advanced MCUs to support intricate motion control. HPMicro identifies five critical trends for motion control chips:
- High Computational Power: To process complex algorithms for multi-joint coordination.
- Precision Motion Control: For accurate motor speed and position control.
- Real-Time Communication: To ensure low-latency, high-bandwidth data transfer.
- High Integration and Miniaturization: To fit compact designs with minimal external components.
- Security and Reliability: To protect data and ensure robust operation.
HPMicro¡¯s MCU Solutions
HPMicro, a Chinese semiconductor company specializing in RISC-V MCUs, offers solutions that span sensing, communication, and control for humanoid robots, including joint drives, dexterous hands, and IMU modules. Their products compete with international leaders like STMicroelectronics¡¯ STM32H7 and NXP¡¯s i.MX RT series while offering strong local ecosystem compatibility.
HPM6750: Flagship High-Performance MCU
The HPM6750, HPMicro¡¯s flagship MCU, delivers superior performance for demanding applications, supporting global standard interfaces and local ecosystem integration.
HPM5300: Precision Servo Control
The HPM5300 excels in servo applications, offering high-precision motor control. Its innovative encoder interface supports protocols from leading vendors like Tamagawa, Heidenhain, and IC-Haus, ensuring seamless integration.
HPM6E00 Series: Real-Time Communication
The HPM6E00 series integrates China¡¯s first Beckhoff-authorized EtherCAT Slave Controller (ESC), delivering 100Mbps communication bandwidth. This enables microsecond-level multi-joint control, ideal for inter-joint motor communication in robots.
HPM6E8Y: High-Integration Solution
The HPM6E8Y series is tailored for compact, high-density applications like robot joints and servo drives. Key features include:
- Dual-Core RISC-V at 600MHz: Achieves 3390 CoreMark and 1710 DMIPS for complex algorithms.
- EtherCAT and TSN Support: Integrates dual Ethernet PHYs, three external TSN ports, and a gigabit TSN switch for low-latency communication.
- Precision Control: Features 32-channel 100ps PWM, 16-bit ADCs, Sigma-Delta filters, DACs, op-amps, and comparators.
- Compact Packaging: Available in 14x14mm (289BGA) and 12x12mm (196BGA) for space-constrained designs.
- Security: Includes AES/SHA encryption, true random number generators, and secure boot for data protection.
The HPM6E8Y supports single-chip four-axis motor control for 24V motors (e.g., Xiaomi CyberGear), with 20kHz current loop and 1kHz speed/position loops, enabling precise movements like running or grasping.
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Applications in Humanoid Robots
HPMicro showcased a dexterous hand demo at NEPCON China 2025, using an HPM6E00 master and HPM5300 slave architecture. This setup leverages high-speed SPI and EtherCAT for microsecond-level multi-joint control. Their servo solution employs the HPM6E00 for on-chip current loop control, advancing single-chip servo designs.
Security and Reliability
HPMicro embeds trusted computing units, secure lifecycle management, and physical attack detection in its MCUs. Combined with proprietary Boot ROM, encryption algorithms, and hardware key storage, these features ensure robust, secure robot systems.
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Conclusion
HPMicro¡¯s high-performance MCUs, including the HPM6750, HPM5300, HPM6E00, and HPM6E8Y, address the computational, control, communication, integration, and security needs of humanoid robots. By delivering advanced solutions for joint control, servo drives, and real-time communication, HPMicro is driving the evolution of robotics in industrial and consumer applications.
