基于Linux的嵌入式物聯(lián)網(wǎng)數(shù)據(jù)采集系統(tǒng)開發(fā)
發(fā)布時間:2018-11-21 07:00
【摘要】:隨著嵌入式技術(shù)的進一步發(fā)展,融合物聯(lián)網(wǎng)技術(shù)的嵌入式是未來發(fā)展的趨勢。物聯(lián)網(wǎng)體系中將感知層的信息采集作為基礎(chǔ),通過網(wǎng)絡(luò)層實現(xiàn)信息的傳輸,最后由應(yīng)用層進行統(tǒng)一的管理。本課題從感知信息出發(fā),利用嵌入式系統(tǒng)進行信息采集,通過3G網(wǎng)絡(luò)進行數(shù)據(jù)傳輸,并由遠程應(yīng)用服務(wù)中心進行統(tǒng)一的監(jiān)控。本文基于嵌入式技術(shù)與無線移動通信技術(shù)實現(xiàn)了物聯(lián)網(wǎng)數(shù)據(jù)采集系統(tǒng)的開發(fā),主要研究內(nèi)容有:(1)設(shè)計了物聯(lián)網(wǎng)數(shù)據(jù)采集系統(tǒng)的總體架構(gòu),系統(tǒng)由感知終端和應(yīng)用服務(wù)中心構(gòu)成。感知終端選用S3C2440開發(fā)板作為核心,進行遠程信息采集,通過3G網(wǎng)絡(luò)傳輸數(shù)據(jù);應(yīng)用服務(wù)中心采用VC++6.0作為軟件開發(fā)環(huán)境,實現(xiàn)對感知終端的遠程管理與數(shù)據(jù)分析。(2)對感知終端進行了軟硬件設(shè)計。運用ARM9、傳感器、攝像頭、3G無線上網(wǎng)卡等實現(xiàn)終端硬件平臺搭建。同時進行數(shù)據(jù)采集軟件的設(shè)計,自定義了感知終端和應(yīng)用服務(wù)中心的通信協(xié)議,設(shè)計了傳感器驅(qū)動程序與應(yīng)用程序,深入研究了H.264編碼、motion運動檢測和OpenSSL算法后設(shè)計了視頻監(jiān)控與遠程安全升級程序。(3)通過VC++6.0開發(fā)應(yīng)用服務(wù)中心的數(shù)據(jù)管理軟件,并選用SQL Server2012作為數(shù)據(jù)庫管理系統(tǒng)。深入研究了線程池、數(shù)據(jù)處理變換算法以及數(shù)據(jù)庫訪問技術(shù),設(shè)計了網(wǎng)絡(luò)通訊程序、數(shù)據(jù)處理及顯示程序、用戶信息管理程序等。通過對系統(tǒng)的測試,驗證了系統(tǒng)的可行性,其可廣泛應(yīng)用于家庭、醫(yī)療、工廠等領(lǐng)域,具有巨大的實用價值和廣闊前景。
[Abstract]:With the further development of embedded technology, the integration of Internet of things embedded technology is the trend of future development. In the Internet of things (IoT) system, the information collection of the perceptual layer is taken as the basis, the information is transmitted through the network layer, and the management is unified by the application layer. From the perspective of perceptual information, this paper uses embedded system to collect information, transmit data through 3G network, and monitor and control by remote application service center. Based on embedded technology and wireless mobile communication technology, this paper realizes the development of data acquisition system of Internet of things. The main research contents are as follows: (1) the overall architecture of data acquisition system of Internet of things is designed. The system consists of a sensing terminal and an application service center. The sensing terminal selects S3C2440 development board as the core, carries on the remote information collection, transmits the data through the 3G network; The application service center adopts VC 6.0 as the software development environment to realize the remote management and data analysis of the perceptual terminal. (2) the software and hardware of the perceptual terminal are designed. Use ARM9, sensor, camera, 3G wireless network card to achieve terminal hardware platform. At the same time, the data acquisition software is designed, the communication protocol between the sensing terminal and the application service center is defined, the sensor driver and the application program are designed, and the H.264 coding is deeply studied. The program of video surveillance and remote security upgrade is designed after motion detection and OpenSSL algorithm. (3) data management software of application service center is developed through VC 6.0, and SQL Server2012 is selected as database management system. The thread pool, data processing and transformation algorithm and database access technology are deeply studied. The network communication program, data processing and display program, user information management program and so on are designed. The feasibility of the system is verified by testing the system. It can be widely used in the fields of family, medical treatment, factory and so on. It has great practical value and broad prospect.
【學位授予單位】:南京理工大學
【學位級別】:碩士
【學位授予年份】:2016
【分類號】:TP274.2;TP391.44;TN929.5
[Abstract]:With the further development of embedded technology, the integration of Internet of things embedded technology is the trend of future development. In the Internet of things (IoT) system, the information collection of the perceptual layer is taken as the basis, the information is transmitted through the network layer, and the management is unified by the application layer. From the perspective of perceptual information, this paper uses embedded system to collect information, transmit data through 3G network, and monitor and control by remote application service center. Based on embedded technology and wireless mobile communication technology, this paper realizes the development of data acquisition system of Internet of things. The main research contents are as follows: (1) the overall architecture of data acquisition system of Internet of things is designed. The system consists of a sensing terminal and an application service center. The sensing terminal selects S3C2440 development board as the core, carries on the remote information collection, transmits the data through the 3G network; The application service center adopts VC 6.0 as the software development environment to realize the remote management and data analysis of the perceptual terminal. (2) the software and hardware of the perceptual terminal are designed. Use ARM9, sensor, camera, 3G wireless network card to achieve terminal hardware platform. At the same time, the data acquisition software is designed, the communication protocol between the sensing terminal and the application service center is defined, the sensor driver and the application program are designed, and the H.264 coding is deeply studied. The program of video surveillance and remote security upgrade is designed after motion detection and OpenSSL algorithm. (3) data management software of application service center is developed through VC 6.0, and SQL Server2012 is selected as database management system. The thread pool, data processing and transformation algorithm and database access technology are deeply studied. The network communication program, data processing and display program, user information management program and so on are designed. The feasibility of the system is verified by testing the system. It can be widely used in the fields of family, medical treatment, factory and so on. It has great practical value and broad prospect.
【學位授予單位】:南京理工大學
【學位級別】:碩士
【學位授予年份】:2016
【分類號】:TP274.2;TP391.44;TN929.5
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