大学毕业设计（论文）
关键词：数字温度传感器；单总线；通信协议；DS18B20；AT89C2051；LED显示器；报警信号。
Abstract
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I
f大学毕业设计（论文）
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Keywordsdigitaltemperaturese
sorsi
glebuscommu
icatio
protocolsDS18B20AT89C2051LEDdisplayalarmsig
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II
f大学毕业设计（论文）
目录
摘要错误！未定义书签。
ABSTRACTI
目录III
第一章：绪论1
11：课题背景112：温度检测与及报警系统的国内外状况113：温度参数、温度检测和语音报警3
131温度参数3132温度检测3133语音报警3
第二章：系统总体设计方案r