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<P>
<P><FONT
size=4> DALLAS最新单线数字温度传感器DS18B20简介新的“一线器件”体积更小、适用电压更宽、更经济
Dallas 半导体公司的数字化温度传感器DS1820是世界上第一片支持
“一线总线”接口的温度传感器。一线总线独特而且经济的特点，使用户可轻松地组建传感器网络，为测量系统的构建引入全新概念。DS18B20、 DS1822
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