The Arm Cortex-M117+ MCU is a microcontroller unit (MCU) developed by Arm Holdings, a British semiconductor and software design company. Arm Cortex-M series MCUs are widely used in embedded systems, serving industries such as industrial automation, consumer electronics, automotive, and IoT. The Cortex-M117+ is part of Arm's energy-efficient processor lineup, designed for real-time applications with advanced features like enhanced security and low-power operation. These MCUs are commonly integrated into devices like sensors, motor controls, and smart appliances.