PC机利用MSCOMM控件通过串口访问下位机，下位机实现DS18B20温度采集，采集数据通过串口上传PC机，PC机利用NTGRAPH控件绘制出温度曲线图！-PC, via serial port access control using MSCOMM the lower position, the next crew to achieve DS18B20 the temperature acquisition, collecting data through serial port PC, up

原创DS1302+DS18B20滚屏显示时间温度-The original DS1302+DS18B20 scrolling display time temperature

DS18B20与单片机的接口程序，包含对DS18B20的初始化和读写部分。-DS18B20 and MCU interface process, contains the initialization and read-write DS18B20 part.