使用DS18B20、数码管和单片机实现温度采集和控制系统的设计。二、（1）使用DS18B20传感器实现温度测量，并使用数码管显示当前测量结果；（1）做好隔水处理，要求进行水温测量； 三、发挥部分：（1）使用DS18B20和简易加热装置，实现一个水温控制系统，具有水温设定和恒温控制功能。(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.)