ThispapermainlyintroducesthedesignofanintelligenttemperaturecontrolsystemwhichrealizesthefunctionoftemperaturemeasurementandcontrolbyusingsinglebusdigitaltemperaturesensorDS18B20andsinglechipmicrocomputer.ThecorecomponentsofthesystemareAT89C51microcontrollerandDS18B20temperaturesensor. 一、音乐的起源与发展 起源:1.模仿说 2.游戏说 3.巫术说 4.表现说 发展:原始社会古代的音乐近代的音乐现代的音乐Thispapermainlyintroducesthedesignofanintelligenttemperaturecontrolsystemwhichrealizesthefunctionoftemperaturemeasurementandcontrolbyusingsinglebusdigita