该程序实现18b20的测温并显示在1602液晶上 经过作者多方向改进现在对于测温以及温度数值的实时显示相当准确可靠 为初学者提供很好的程序参考-The temperature of the process to achieve 18b20 and displayed on the LCD after 1602 the direction of improvement over current temperature and temperature values for real-time display very accurate and reliable procedures to provide a good reference for beginners