Embedded ML Inference for Cortex-M Systems
Designed to accelerate ML inference in area-constrained embedded and IoT devices, the Ethos-U55 NPU enables low-cost, power efficient AI solutions. The Ethos-U55, combined with the AI-capable Arm Cortex-M55 processor provides a 480 times uplift in ML performance over existing Cortex-M based systems.
Features and Benefits
Multiple configurations allow designers to rapidly target a wide variety of AI applications with up to 480x increase in performance.
Ethos-U55 delivers up to 90% energy reduction in about 0.1mm2 for AI applications in cost-sensitive and energy-constrained devices.
A unified toolchain for Ethos-U55 and Cortex-M simplifies developer use and creation of AI applications.
Provides native support for the most common ML network operations, including CNN and RNN, while allowing for future ML innovations.
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:
Cortex-M85
Pair the highest performance Arm Cortex-M processor with Arm Ethos-U55 to deliver a multifold uplift in scalar, DSP, and ML performance – ideal for edge AI and IoT devices.
Corstone-310
Corstone-310 includes an optional integration of Ethos-U55 in a subsystem based on Cortex-M85, with built-in TrustZone technology for faster secure IoT SoC development.
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 Ethos-U55 for application developers to build and test software without hardware, accelerating IoT and ML development.
Partner Collaboration Pushes Boundaries in Endpoint AI
Watch this video with Michal Gabrielczyk, Head of Edge AI at Cambridge Consultants to hear how Ethos-U55 is enabling endpoint AI for their customers, sparking innovation of voice activation, image classification and gesture recognition applications.
Talk with an Expert
Discover how the Ethos-U55 microNPU can deliver significant ML in deeply embedded systems.
Explore More Options and Features
Cortex-M
The Cortex-M processor family is Arm's smallest and lowest power suite of CPUs, providing area and energy efficiency for demanding industrial applications. Cortex-M based processors are at the heart of the sensor hub, delivering advanced signal-processing capabilities to support smart manufacturing.