Introduction： As an essential electrical appliance in modern family, air conditioner is expected to be more and more intelligent in addition to basic temperature regulation functions, such as human body proximity sensing for screen light-up, wind direction and speed adjustment, which has gradually become the innovative points of products. The perfect SinOne MCU platform has not only provided high-performance MCU for the touch panel of air conditioner, but also proximity sensing products for constantly creating new values for customers.Scheme Features：Ø···