目录
第 1 章基于 DS18B20 数字式温度计的设计课题介绍...............................................................2
第 2 章 总体方案设计 ..................................................................................................................3
2.1 DS18B20 内部结构及功能 ...............................................................................................3
2.2 方案选择讨论 .................................................................................................................4
第 3 章 硬件部分设计 ................................................................................................................5
3.1 硬件设计 ..........................................................................................................................5
3.1.1 主控制器 ...............................................................................................................5
3.1.2 显示电路 ...............................................................................................................6
3.1.3 温度传感器工作原理 ...........................................................................................6
第 4 章 软件电路设计 ..................................................................................................................7
4.1 软件设计思路 .................................................................................................................9
4.2 流程图 ..............................................................................................................................9
4.2.1 ................................................................................................................................9
4.2.2 ..............................................................................................................................10
4.3 程序 ...............................................................................................................................10
第 5 章 测试与性能分析 ..........................................................................................................13
6.1 测试结果 ........................................................................................................................13
6.2 优点 ................................................................................................................................13
6.3 不足及改良 ....................................................................................................................13
6.4 结论 ...............................................................................................................................13
心得体会 ......................................................................................................................................14
致谢 ..............................................................................................................................................15
参考文献 ......................................................................................................................................16
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