The Arm Cortex-M328+ MCU is a microcontroller unit (MCU) based on the ARM Cortex-M architecture, designed by ARM Holdings, a British semiconductor and software design company. ARM Holdings, now part of the multinational technology company NVIDIA, is headquartered in the United Kingdom. The Cortex-M328+ MCU serves industries such as industrial automation, consumer electronics, automotive, and IoT (Internet of Things). It is known for its high performance, energy efficiency, and real-time processing capabilities, making it suitable for embedded systems and smart devices. Key products in this series include microcontrollers with integrated peripherals, low-power modes, and advanced security features.