此项目是四路温度，用DS18B20做感应，采用四路，用51单片机做内核，用LCD1602控制器显示，用三个按钮用来控制，调节四个温度的上限、和下限！-This project is four ways of temperature, use DS18B20, using four ways of doing induced by 51 SCM, kernel, LCD1602 controller by doing that, with three button is used to contr

使用AT89S52单片机，DS18B20温度传感器，DS1302时钟芯片和LCD1602显示模块-AT89S52 microcontroller driver ds1302 clock chip real-time clock program through 1602 LCD display with year, month, day, minute and second the Lunar (L), alarm clock (A), Gregorian (C,).

DS18B20和LCD1602的测温系统，精确到小数点后一位，适合初学者。-The DS18B20 and LCD1602 temperature, system, accurate to one decimal place for beginners.

烟叶烘烤过程温湿度报警系统 系统描述：在LCD1602上实时显示时钟，温度，湿度，系统运行时间。利用ds18b20 检测当前温度，通过和设定参数的比较，给ISD1420发出报警脉冲，通过 功率放大器LM386 驱动喇叭报警。 -Tobacco curing process temperature and humidity alarm system System Descr iption: real-time display clock, temperat