With a temperature measuring range from -55 ℃ to 125 ℃, the DS18B20 is featured with a compact structure as well as being economical and flexible. It communicates over a 1-Wire bus that by definition requires only one data line for communication with a central microprocessor. This design With a temperature measuring range from -55 ° C to 125 ° C, the DS18B20 is featured with a compact structure as well as being economical and flexible. It communicates over a 1-Wire bus that by definition requires only one data line for communication with a central microprocessor. This design