Infrared Thermometer Based on MLX90601C

An infrared thermometer based on MLX90601C was introduced, which can measure accurately,display temperature by LCD,broadcast temperature,store data and communicate with PC by RS-232 data interface.The principle of infrared measuring temperature and the factors affect measuring precision were analyzed.Introduced the features and configuration,the registers of and its functions of MLX90601C.Presented the saving format and reading method of the temperature data in MLX90601C.Analyzed communication protocol of SPI interface.Designed the interface circuit controlled by the single chip MLX90601C,the broadcasting and displaying circuits,and the circuit of RS-232 interface.The program of the infrared thermometer was designed.