Introduction - If you have any usage issues, please Google them yourself
With 18B20 (Digital Temperature Acquisition) 74LS47 (decoding digital tube) 74LS138 (decoder 38) DS18B20 is produced by first-line DALLAS digital temperature sensor with a 3-pin TO-92 package of small size temperature measurement range of-55 ℃ ~+125 ℃, Programmable for 9 ~ 12-bit A/D conversion accuracy, temperature measurement resolution of up to 0.0625 ℃, the temperature measured using symbols to expand the 16-digit serial output methods.