AVR单片机温度采集系统代码，采用一线连接的温度检测芯片DS18B20。程序包括两个温度芯片的驱动代码，温度计算程序，串口输出显示程序。编译环境为GUN C。-AVR temperature acquisition system code using line connecting the chip temperature detection DS18B20. The procedures include two temperature of the chip-driven code, temperature calculation procedures, serial output display program. GUN compiler for C environment.