智能溫室控制系統(tǒng)的設(shè)計(jì)
6500字 15頁(yè)


摘要：?jiǎn)纹瑱C(jī)在日用電子產(chǎn)品中的應(yīng)用越來(lái)越廣泛，溫度和濕度則是人們?nèi)粘Ｉ钪谐３Ｐ枰獪y(cè)量和控制的一個(gè)量。本文采用AT89S51單片機(jī)、溫度傳感器DS18B20濕度傳感器和液晶顯示器1602A從硬件和軟件兩方面介紹了一款簡(jiǎn)易數(shù)字溫室控制系統(tǒng)的設(shè)計(jì)過(guò)程， 并對(duì)硬件原理圖和程序流程圖作了簡(jiǎn)潔的描述，同時(shí)本文介紹了DS18B20， HS1101和1602A內(nèi)部結(jié)構(gòu)及工作時(shí)序，該溫室控制系統(tǒng)適用于農(nóng)業(yè)生產(chǎn)及多方面應(yīng)用。
關(guān)鍵詞：溫度傳感器；濕度傳感器；單片機(jī)；液晶顯示器

Greenhouse control system
Abstract: SCM in daily application of electronic products more and more widely
Temperature and humidity in daily life is often need measurement and control of a quantity。Based on AT89S51 and temperature sensor DS18B20 humidity sensor and LCD 1602A from two aspects of hardware and software are introduced a simple digital control system design process of greenhouse。And the hardware diagram and program flow chart of the concise description, The paper introduces DS18B20 HS1101 and 1602A internal structure and working sequence。The greenhouse control system for agricultural production and various applications.
Key words: temperature sensor; Humidity sensor SCM; LCD display

目 錄

1 溫度設(shè)計(jì)------------------------------------------1
1.2 傳感器DS18B20--------------------------1
1.2.1 DS18B20溫度傳感器特性--------------1
1.2.2引腳介紹---------------------------------1
1.2.3 工作原理--------------------------------2
1.2.4 高速暫存存儲(chǔ)器-------------------------4
2濕度設(shè)計(jì)--------------------------------------------5
2.1HS1101濕度傳感器------------------------5
2.1.1特點(diǎn)：------------------------------------5
2.1.2最大參數(shù)值-------------------------------5
2.1.3特征參數(shù)---------------------------------6
2.1.4電壓輸出典型參數(shù)------------------------6
2.1.5頻率輸出回路-----------------------------6
2.1.6頻率輸出典型參數(shù)------------------------7
3.液晶顯示器-----------------------------------------7
4驅(qū)動(dòng)電路--------------------------------------------9
5程序設(shè)計(jì)--------------------------------------------10