1、This paper mainly introduces the design of an intelligent temperature control system which realizes the function of temperature measurement and control by using single bus digital temperature sensor DS18B20 and single chip microcomputer. The core components of the system are AT89C51 microcontroller
2、and DS18B20 temperature sensor.扇形统计图扇形统计图钢城十一小 胡娅This paper mainly introduces the design of an intelligent temperature control system which realizes the function of temperature measurement and control by using single bus digital temperature sensor DS18B20 and single chip microcomputer. The core comp
3、onents of the system are AT89C51 microcontroller and DS18B20 temperature sensor.一、情境导入一、情境导入This paper mainly introduces the design of an intelligent temperature control system which realizes the function of temperature measurement and control by using single bus digital temperature sensor DS18B20 a
4、nd single chip microcomputer. The core components of the system are AT89C51 microcontroller and DS18B20 temperature sensor.二、引入新知二、引入新知 调查 “ 你最希望开设哪一种兴趣课呢？ ” This paper mainly introduces the design of an intelligent temperature control system which realizes the function of temperature measurement an
5、d control by using single bus digital temperature sensor DS18B20 and single chip microcomputer. The core components of the system are AT89C51 microcontroller and DS18B20 temperature sensor.二二、引引入入新新知知 601班同学最 希望开设 的兴趣课情况统计表 选择的项目 轮滑 书法 合唱 主持 其他人 数 22 7 3 6 2我们班选择 校长的要求：选择人数超过 50的兴趣课项目将会 优先考虑 。 This
6、paper mainly introduces the design of an intelligent temperature control system which realizes the function of temperature measurement and control by using single bus digital temperature sensor DS18B20 and single chip microcomputer. The core components of the system are AT89C51 microcontroller and D
7、S18B20 temperature sensor.三、探究新知三、探究新知 选择的 项目 轮滑 书法 合唱 主持 其他人数 22 7 3 6 2百分比 55 This paper mainly introduces the design of an intelligent temperature control system which realizes the function of temperature measurement and control by using single bus digital temperature sensor DS18B20 and single ch
8、ip microcomputer. The core components of the system are AT89C51 microcontroller and DS18B20 temperature sensor.三、探究新知三、探究新知轮滑55选择的项目 轮滑 书法 合唱 主持 其他人数 22 7 3 6 2百分比 55 This paper mainly introduces the design of an intelligent temperature control system which realizes the function of temperature measu
9、rement and control by using single bus digital temperature sensor DS18B20 and single chip microcomputer. The core components of the system are AT89C51 microcontroller and DS18B20 temperature sensor.三、探究新知三、探究新知轮滑55书法17.5项目 轮滑 书法 合唱 主持 其他人数 22 7 3 6 2百分比 55 17.5 This paper mainly introduces the desig
10、n of an intelligent temperature control system which realizes the function of temperature measurement and control by using single bus digital temperature sensor DS18B20 and single chip microcomputer. The core components of the system are AT89C51 microcontroller and DS18B20 temperature sensor.三、探究新知三
11、、探究新知合唱7.5项目 轮滑 书法 合唱 主持 其他人数 22 7 3 6 2百分比 55 17.5 7.5 This paper mainly introduces the design of an intelligent temperature control system which realizes the function of temperature measurement and control by using single bus digital temperature sensor DS18B20 and single chip microcomputer. The co
12、re components of the system are AT89C51 microcontroller and DS18B20 temperature sensor.三、探究新知三、探究新知主持15项目 轮滑 书法 合唱 主持 其他人数 22 7 3 6 2百分比 55 17.5 7.5 15 This paper mainly introduces the design of an intelligent temperature control system which realizes the function of temperature measurement and cont
13、rol by using single bus digital temperature sensor DS18B20 and single chip microcomputer. The core components of the system are AT89C51 microcontroller and DS18B20 temperature sensor.601班最希望开设的兴趣课情况统计图这叫扇形统计图。三、探究新知三、探究新知项目 轮滑 书法 合唱 主持 其他人数 22 7 3 6 2百分比 55 17.5 7.5 15 5This paper mainly introduces
14、the design of an intelligent temperature control system which realizes the function of temperature measurement and control by using single bus digital temperature sensor DS18B20 and single chip microcomputer. The core components of the system are AT89C51 microcontroller and DS18B20 temperature senso
15、r.三、探究新知三、探究新知学习提纲：1、扇形统计图中的整个圆表示（ ）。2、各个大小不同的扇形表示（ ）。3、用这样的统计图有什么好处？全班人数各项目所占的百分比 601班最希望开设的兴趣课情况统计图This paper mainly introduces the design of an intelligent temperature control system which realizes the function of temperature measurement and control by using single bus digital temperature sensor
16、DS18B20 and single chip microcomputer. The core components of the system are AT89C51 microcontroller and DS18B20 temperature sensor.全校最希望开设的兴趣课情况统计图三、探究新知三、探究新知校长的要求：选择人数超过 50的兴趣课项目将会 优先考虑 。 This paper mainly introduces the design of an intelligent temperature control system which realizes the funct
17、ion of temperature measurement and control by using single bus digital temperature sensor DS18B20 and single chip microcomputer. The core components of the system are AT89C51 microcontroller and DS18B20 temperature sensor.生活中的扇形统计图生活中的扇形统计图三、探究新知三、探究新知赞同，但要适可而止 45反对20This paper mainly introduces the
18、 design of an intelligent temperature control system which realizes the function of temperature measurement and control by using single bus digital temperature sensor DS18B20 and single chip microcomputer. The core components of the system are AT89C51 microcontroller and DS18B20 temperature sensor.6
19、01班得甲的有 24人。602班有 25人得甲，我们班比 601班考得好。甲60 乙20丙15丁5甲50 乙30丙14丁6This paper mainly introduces the design of an intelligent temperature control system which realizes the function of temperature measurement and control by using single bus digital temperature sensor DS18B20 and single chip microcomputer. T
20、he core components of the system are AT89C51 microcontroller and DS18B20 temperature sensor.四四、运运用用知知识识 牛奶里含有丰富的营养成分，各种营养成分所占百分比如下。每天喝一袋 250g的牛奶，能补充每种营养成分各多少克？250 87% 217.5（ g）250 3.3% 8.25（ g）250 4% 10（ g）250 5% 12.5（ g）250 0.7% 1.75（ g）水分：蛋白质：脂肪：乳糖：其他：This paper mainly introduces the design of an
21、intelligent temperature control system which realizes the function of temperature measurement and control by using single bus digital temperature sensor DS18B20 and single chip microcomputer. The core components of the system are AT89C51 microcontroller and DS18B20 temperature sensor.五五 、课堂小结、课堂小结回顾
22、分享回顾分享This paper mainly introduces the design of an intelligent temperature control system which realizes the function of temperature measurement and control by using single bus digital temperature sensor DS18B20 and single chip microcomputer. The core components of the system are AT89C51 microcontr
23、oller and DS18B20 temperature sensor.六、课后练习六、课后练习李明每天的作息时间安排如下图。以 六年级学生为例 ： 睡眠时间不宜少于 9小时 ，学习时间不宜超过 6小时，活动时间时间至少 1小时 你认为李明的作息时间安排得合理吗？This paper mainly introduces the design of an intelligent temperature control system which realizes the function of temperature measurement and control by using single
24、 bus digital temperature sensor DS18B20 and single chip microcomputer. The core components of the system are AT89C51 microcontroller and DS18B20 temperature sensor.七七、布布置置作作业业作业：第 100页练习二十一，第 2题。第 101页练习二十一，第 3题、第 4题。This paper mainly introduces the design of an intelligent temperature control system which realizes the function of temperature measurement and control by using single bus digital temperature sensor DS18B20 and single chip microcomputer. The core components of the system are AT89C51 microcontroller and DS18B20 temperature sensor.谢谢大家！谢谢大家！
