The STM32L432KCU6 with ARM Microcontroller is a 32-bit ultra-low-power microcontroller based on Arm Cortex-M4 core with FPU. It operates at a maximum speed of 80MHz while up to providing up to 256 Kbytes of Flash memory and USB 2.0 Full-speed compliant interface. The microcontroller is manufactured by STMicroelectronics. This device is equipped with DMA, CRC, and tight tuning of peripherals to reduce power consumption. It offers several analog features such as ADC, DAC, and comparator. Moreover, it allows battery-operated applications due to optimized low consumption. It can be used in medical equipment, industrial automation, smart home, and environmental control devices.