| 基于AT89S52和DHT21的温湿度测量系统设计 |
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| 引用本文： | 杨小平. 基于AT89S52和DHT21的温湿度测量系统设计[J]. 无锡职业技术学院学报, 2011, 10(1): 62-63 |
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| 作者姓名： | 杨小平 |
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| 作者单位： | 无锡职业技术学院,市场部,江苏,无锡,214121 |
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| 摘 要： | 温湿度测量在生产领域中有广泛的应用。湿度测量历来是一个技术难点。采用单总线结构的DHT21温湿度传感器可以准确地测量温度和相对湿度,经AT89S52单片机处理后由数码管显示,构成结构简单的温湿度测量系统。
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| 关 键 词： | AT89S52 DHT21 单总线 |
The Design of Temperature and Relative Humidity Measurement System Based on AT89S52 and DHT21 |
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| YANG Xiaoping. The Design of Temperature and Relative Humidity Measurement System Based on AT89S52 and DHT21[J]. , 2011, 10(1): 62-63 |
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| Authors: | YANG Xiaoping |
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| Affiliation: | YANG Xiaoping(Department of Market,Wuxi Institute of Technology,Wuxi 214121,China) |
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| Abstract: | The measurement of temperature and relative humidity is prevalent in industrial processes.The measurement of relative humidity is always regarded as a technical difficulty.DHT21,1-wire temperature & relative humidity sensor and AT89S52,high performance single chip composes a simple but accurate measurement system. |
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| Keywords: | AT89S52 DHT21 |
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