The Arm Cortex-M38+ MCU is a microcontroller unit (MCU) 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 consumer electronics applications. The Cortex-M38+ is designed for real-time control, offering high performance, low power consumption, and advanced security features. It serves industries such as automation, IoT, and smart devices, providing efficient processing for sensors, actuators, and connectivity solutions. Arm Holdings, headquartered in the UK, licenses its designs to global semiconductor manufacturers.