利用物质各种物理性质随温度变化的规律把温度转换为电量的传感器。这些呈现规律性变化的物理性质主要有体。温度传感器是温度测量仪表的核心部分，品种繁多。按测量方式可分为接触式和非接触式两大类，按照传感器材料及电子元件特性分为热电阻和热电偶两类。 -Use of materials with various physical properties of the variation of temperature the temperature sensor is converted to electr

传感器电路设计，详细介绍一些常用传感器比如温度，湿度等电路-Sensor circuit design, detailing some of the commonly used sensors such as temperature, humidity and other circuit

基于AT89C51单片机的DHT11温湿度传感器并在数码管MAX7219显示出来，通过串口传输到彩屏实时显示温湿度信息，并可以出发温湿度报警。包含Proteus仿真图，单片机代码和PPT，实验报告等(DHT11 temperature and humidity sensor based on AT89C51 single chip microcomputer is displayed on digital tube MAX7219, and it is transmitted to color