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題 名 | 以ARMLinux為基礎的嵌入式資訊網系統平臺之設計與實作--家庭保全系統應用=Design and Implementation of ARMLinux Platform-based Embedded Web System--A Home Intruder Alarm System Application |
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作 者 | 蕭榮修; 張國基; 史義男; 林玫; | 書刊名 | 臺北科技大學學報 |
卷 期 | 37:2 2004.09[民93.09] |
頁 次 | 頁55-62 |
分類號 | 471.62 |
關鍵詞 | 嵌入式系統; 系統晶片; Embedded systems; ARMLinux; Embedded-Web server; System-on-Chip; SoC; |
語 文 | 中文(Chinese) |
中文摘要 | 嵌入式系統 (Embedded Systems) 不但充滿在我們的日常生活中,而且扮演著重要的角色。傳統的嵌入式系統為獨立作業平台的裝置,不具備網際網路連線及組態介面 (configuration interface) 的設定功能,其應用範圍受到相當大的限制。隨著網際網路 (Internet) 應用的普及,具有可連上資訊網的 (Web-enabled) 的嵌入式系統之需求日漸殷切。本研究的主要目的即為設計一個可連上資訊網的ARMLinux嵌入式系統平台,以補足傳統嵌入式平台在網路上的不足,並提供系統晶片 (System-on-Chip, SoC) 整合內容之參考。藉由此平台所提供的網路設備,我們可以使嵌入式系統裝置連線上網,達到遠端資訊存取及組態設定功能。 為驗證此嵌入式平台之可用性,我們以開放原始碼 (open source) 的方式來實作一個低成本/高效能家庭保全系統。使用者可在任意計算平台之客戶端 (client-side) 執行瀏覽器 (browser) 後,與伺服器 (server) 取得連線,並藉由伺服器端所傳給的Java applet及其socket通訊機制,設定家中的保全系統狀態,並由遠端接收監控資訊。透過實作與效能評估,我們得到一個主要的結論,使用Java來實作非行動式 (固定式) 的嵌入式系統是一種浪費,因為虛擬機器 (Java Virtual Machine, JVM) 會消耗很大的計算與記憶體資源,JVM的跨平台特性不具任何意義。 |
英文摘要 | Embedded systems are omnipresent and play significant roles in our daily lives. In the past, embedded systems have functioned in isolation without any functions of networking and configuration interface. Therefore, the application range is very limited. Since the Internet becomes very popular, the Web-enabled embedded systems will be more expected. The goal of this study is to develop a Web-enabled ARMLinux embedded system development platform to provide the functions of networking and configuration interface and to be used for the consideration of SoC contents integration. To use this facility, which the development platform provides, the embedded device can be connected to the Internet achieving functions of remote information access and configuration setup. To verify the validation of development platform, we adopt open source method to implement a low-cost and high-performance home intruder alarm system. User can run a browser at any computing platform to connect with the server from which the browser receives a Java applet from the server. User uses the Java applet and the socket mechanism to configure and receive the information from the remote home intruder alarm system. Through the implementation and evaluation of performance, we get a conclusion that to use Java for the implementation of the non-mobile embedded system is a waste because the Java Virtual Machine (JVM) consumes a large of computation and memory resources. The cross-platform feature of JVM is meaningless for the non-mobile embedded system. |
本系統中英文摘要資訊取自各篇刊載內容。