Introduction - If you have any usage issues, please Google them yourself
The design of temperature acquisition and control system is realized by using DS18B20, digital control and scm. Two, (1) the use of DS18B20 sensor to realize the temperature measurement, and the use of digital tube display current measurement results; (1) good water treatment, water temperature measurement requirements; three, play a part: (1) using DS18B20 and simple heating device, a temperature control system, temperature setting and temperature control function.