本文主要介绍了基于AT89C51的测温系统，采用温度传感器DS18B20和LCD1602，可实现对温度的采集与显示，并可任意设定上下限报警温度，自动报警。-This article mainly introduces the temperature measurement system based on AT89C51, adopts temperature sensor DS18B20 and LCD1602, can realize the temperature collection an

以单片机为核心的温度测量电路图，温度采集模块是TN901红外测温传感器-To single-chip as the core of the temperature measurement circuit, temperature acquisition module is TN901 infrared temperature sensor

温度检测芯片SI7501的驱动程序，芯片测温精度据说可以到0.1度