Matrix - Temperature Sensor

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Revision as of 07:46, 18 July 2015 by Yonganch (Talk | contribs) (Created page with " ==介绍== 非常流行的TO-92封装的DS18B20。DS18B20的测量范围是-55摄氏度到+125摄氏度，可选9-bit或12-bit，在-10摄氏度到+85摄氏度时可以精...")

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1 介绍

非常流行的TO-92封装的DS18B20。DS18B20的测量范围是-55摄氏度到+125摄氏度，可选9-bit或12-bit，在-10摄氏度到+85摄氏度时可以精确到0.5度，采用一线协议通讯。我们把DS18B20的3个针脚全部引出，V对应电源引脚，G对应地引脚，S对应数据引脚。

2 特性

  • -55摄氏度到+125摄氏度
  • 一线协议
  • 体积小巧， 带固定孔，方便嵌入到外壳
  • 2.54mm排针接口，接线方便，通用性强
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