What Your MCUs Need for the Software-Defined Vehicle

Microcontrollers based on the Arm Cortex-M processor family enables software-defined vehicles through the deployment of a common, scalable architecture to meet the processing demands, software re-use, lower development costs, faster time to market, and more.

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Cortex-M Processors

Explore Arm’s portfolio of automotive processors IP.


Cortex-M23 Processor

The smallest and lowest-power microcontroller with TrustZone security, making it the ideal processor for applications where software isolation and software security are required.

Cortex-M55 Processor

Arm’s most AI-capable Cortex-M processor and the first to feature Arm Helium technology, bringing a significant uplift in power-efficient ML and DSP performance for IoT devices.

Cortex-M85 Processor

Cortex-M85 provides increased security and high performance on a single Cortex-M without the need to migrate to multicore or heterogeneous platforms.

Driving Reimagined by Arm Partners

Accelerating Zone Controllers with Infineon

See how Arm-based microcontrollers (MCUs) from Infineon accelerate the evolution from electronic control units (ECUs) to more capable and flexible zone controllers.

Functional Safety Development Solutions for Cortex-M

Learn how pre-qualified software components and libraries help you to get to a certified product in less time when developing functional safety applications on Arm-based microcontrollers.

Automotive Microcontroller Spotlight 

Cortex-M55: Functional Safety Ready and Fueling the Next Generation of Automotive Microcontrollers


The Cloud-Native Approach to the Software Defined Car


The Importance of Building Functional Safety Into your Design Right from the Start