Enhancing AI Performance for Endpoint Devices
The Arm Cortex-M55 processor brings endpoint artificial intelligence (AI) to billions of chips. It features the next generation of functional safety capabilities and Arm Helium vector processing technology for enhanced, energy-efficient digital signal processing (DSP) and machine learning (ML) performance. The Cortex-M55 offers an easy way to implement AI with the ease-of-use of Cortex-M, a single toolchain, optimized software libraries, and an industry-leading embedded ecosystem.
Features and Benefits
Delivers up to 15x ML performance improvement and up to 5x signal processing performance uplift compared to existing Cortex-M processors.
The Corstone-300 reference package offers the fastest, most secure way to incorporate the Cortex-M55 into a system-on-chip (SoC).
Single developer toolchain supported by a broad ecosystem of software, tools, libraries, and resources.
Unlock the Benefits of AI with this Best-in-Class Solution
The combination of world-class hardware IP, easy-to-use tools, open-source software, and a leading ecosystem means the Cortex-M55 processor is transforming the future of small embedded, automotive, and IoT devices. The Cortex-M55 processor is part of a wider solution that includes the following key components to enable the next generation of AI devices:
Ethos-U55
The first microneural processing unit (microNPU) that can be integrated fully with a single Cortex-M toolchain and delivers up to 480x in AI performance.
Corstone-300
Cortex-M55 can be easily integrated with Corstone-300, which includes a pre-verified subsystem and system IP to help SoC designers build secure systems faster.
Software and Tools
Arm’s comprehensive suite of integrated software and tools make it easier and quicker to design, develop, and maintain AI-based IoT and automotive applications using this technology.
Arm Virtual Hardware
Arm Virtual Hardware delivers accurate models of Arm-based SoCs, including Cortex-M55 for application developers to build and test software without hardware, accelerating IoT and ML development.
What Arm Partners Are Saying
Watch this video with Michal Gabrielczyk, Head of Edge AI at Cambridge Consultants to hear how Cortex-M55 is enabling endpoint AI for their customers, sparking innovation of voice detection and computer vision applications.
"The new Arm Cortex-M55 technology offers the enhanced ML performance and efficiency needed for the next generation of ST microcontrollers. Its support in the STM32Cube.AI tools and ecosystem means this new technology will be simple, fast and optimized to use for all STM32 developers, improving the already wide range of AI applications accessible to them."
Ricardo De Sa Earp, Microcontroller Division General Manager, STMicroelectronics
"Signal processing is key to rendering immersive audio experiences in compact form factors, such as smart speakers. The Arm Cortex-M55 processor will help Dolby further revolutionize entertainment with its higher digital signal processing performance and power efficiency, enabling chip manufacturers and OEMs to bring Dolby Atmos to more products within their portfolio."
Mahesh Balakrishnan, Vice President, Audio Business, Dolby
Access a comprehensive guide to embedded systems built around Arm Cortex-M processor cores, from a high-level hardware and software perspective to the fundamentals of microcontroller architectures and SoC-based designs.
Talk with an Expert
What will you design? Get in touch to discuss how you can use the Cortex-M55 processor in your next project to transform the next generation of IoT devices.
A Foundation of Silicon Success
Explore the architecture and technologies that support the Cortex-M55 processor.
Arm Helium Technology
Helium is an optional vector extension of the Cortex-M55 processor. It delivers a significant performance uplift for machine learning and signal processing applications.
TrustZone for Cortex-M
System-wide hardware isolation for trusted software. TrustZone creates an isolated secure world to provide confidentiality and integrity to the system, protecting your chip from software attacks.
Arm Custom Instructions
Arm Custom Instructions support the intelligent and rapid development of fully integrated custom CPU instructions, while maintaining a coherent software development environment of models, compilers, and tools.
Safety Ready
Enabling the speedy delivery of safety-critical applications with detection at the lowest level, certified for ISO 26262 & ISO 61508.
Available in Arm Flexible Access
For unlimited design access to this product and other useful Arm IP, visit Arm Flexible Access. Start your project off the right way with the world’s leading SoC design portfolio.
Cortex-M55 Resources
Safety Certificate
News
- Introducing Arm Roadmap Guarantee and IoT initiatives for accelerating Endpoint AI
- New AI technology from Arm delivers unprecedented on-device intelligence for IoT
White Paper
- Introduction to the Cortex-M55 Processor
- Blending DSP and ML Features into a Low-power General-purpose Processor
Blogs
- Cortex-M55: Functional Safety ready and fuelling the next generation of automotive microcontrollers
- Getting started with Armv8.1-M based processors: software development hints and tips
- Test drive the Arm Cortex-M55 processor using the MPS3 FPGA platform
- Cambridge Consultants: How We're Pushing the Endpoint AI Envelope
- Endpoint AI – The Road to a Trillion Intelligent Endpoints
- AI technology from Arm for IoT
- Extending the Performance of Arm’s ML portfolio for Endpoint Devices
- Get Started with Early Software Development on the Arm Cortex-M55 Processor
Webinar