The ARM Cortex-M402+ MCU is a microcontroller unit (MCU) based on ARM's Cortex-M4 processor core, designed by ARM Holdings, a British semiconductor and software design company. ARM Holdings, now part of NVIDIA, is headquartered in the UK and provides processor architectures for embedded systems. The Cortex-M402+ MCU is widely used in industrial automation, consumer electronics, IoT devices, and automotive applications. It offers high-performance processing, low power consumption, and integrated peripherals, making it suitable for real-time control and connectivity solutions. Major products in this category include development kits, evaluation boards, and custom silicon implementations by licensed manufacturers like STMicroelectronics, NXP, and Texas Instruments.