单片机传感器实验用，18B20芯片的实验详细过程与源代码，适合于普中单片机。-The single-chip sensor experiments, the 18B20 chip experiments detailed process with the source code, suitable for single-chip S & P in.

039-DS1302时钟+18B20温度+LCD12864显示（选配）039-DS1302时钟+18B20温度+LCD12864显示（选配）-shizhong 18b20 wendu LCD 12863 xianshi