This product uses a high-performance ARM Cortex-M0 32-bit kernel controller with a maximum operating frequency of 48 MHz, built-in high-speed memory, rich enhanced I / O ports and peripherals connected to an APB bus. All models of devices include 112-bit ADC, 5 universal 16-bit timer, 1 advanced PWM timer, 2 voltage comparators and 3 operational amplifiers. They also include standard and advanced communication interfaces: 1 I2C, interface and SPI interface, and 1 USART interface.