The Arm Cortex-M84+ MCU is a microcontroller unit developed by Arm Holdings, a British semiconductor and software design company. It belongs to the Cortex-M series, which is widely used in embedded systems for industrial, automotive, and IoT applications. The Cortex-M84+ is designed for high-performance, real-time processing, featuring advanced security, low power consumption, and scalability. Arm's MCUs are licensed to various manufacturers globally, serving industries such as automation, consumer electronics, and smart devices.