搜索
毕业论文题目基于ARM嵌入式系统的Socket通信设计第I页摘要嵌入式系统是计算机技术、半导体技术和电子技术的综合体，已经广泛应用于科学研究、工程设计、国防军事、自动化控制等各个领域。随着网络通讯技术的迅猛发展，生产和生活中广泛要求嵌入式系统终端能够完成网络通讯功能。论文就是以ARM7TDMI为嵌入式开发平台，开发具有网络通信功能的嵌入式终端。SOCKET是一个通信链的句柄，通过套接字向网络发出请求或者应答网络请求，用于TCP/IP协议的应用程序之间的相互通信。论文选择了ARM体系结构的嵌入式LPC2200处理器,根据系统的需求，在综合各种设计方案的基础上，选择移植带有TCP/IP协议的ucLinux嵌入式操作系统。裁剪和定制系统后，构建相关的文件系统。在此基础上，编写应用程序，调用系统的Socket通信函数，实现服务器端和客户端的通信。描述IP地址和端口，用于在两个论文成功的实现了嵌入式设备的网络接入功能，各个带有网络通讯功能的嵌入式终端可以相互通讯，扩大了和提高了嵌入式设备的应用范围，对嵌入式系统的发展有较大的意义。关键词：嵌入式系统；ARM7TDMI；socket；TCP/IP第II页AbstractTheembeddedsystemisacomplexsystemwiththecomputertechnology,semiconductortechnologyandelectronictechnology.Ithasbeenwidelyusedinscientificresearch,engineering,nationaldefense,automationandotherfields.Withtherapiddevelopmentofnetworkcommunicationtechnology,ourproductionandliferequirestheterminaltocompletethenetworkcommunicationfunctioninawiderangeofembeddedsystems.ThePaperselecttheARM7TDMIforembeddeddevelopmentplatform,developtheembeddednetworkcommunicationterminal.Socketisacommunicationchainhandle,andsendsnetworkrequestorresponsetonetworkrequests.ItisusedtodescribetheIPaddressandportforbothTCP/IPbasedprotocoltocommunicatebetweenapplications,.ThepaperselectLPC2200embeddedARMasprocessorarchitecture,withthesystemneed,designtheintegrationbasedontransplantationwithTCP/IPprotocolucLinuxembeddedoperatingsystem.Thepaperbuildrelatedfilesystem.aftercuttingandcustomsystems.Onthisbasis,finishedanapplication,andcallthesystemfunctionofSocketCommunications,achieveserverandclientcommunication.Thepaperachievedthenetworkaccessfunctionsoftheembeddeddevice,theembeddedwithanetworkcommunicationterminalcancommunicatewitheachother,andexpandandimprovetheapplicationrangeofembeddeddevices,andhasagreatersignificanceforembeddedsystems.Keywords:EmbeddedSystems；ARM7TDMI；socket；TCP/IP第III页目录1绪论.............................................................................................................................11.1嵌入式系统...............................................................................................................11.2国内外现状和趋势....................................................................................................21.3选题必要性...............................................................................................................31.4选题的目的和意义....................................................................................................41.5课题研究范围及要达到的技术要求..........................................................................52需求分析.....................................................................................................................62.1任务概述...................................................................................................................62.2系统的需求分析........................................................................................................62.2.1系统的功能需求.................................................................................................62.2.2系统的性能需求.................................................................................................62.3系统设计思路............................................................................................................63系统概要设计..............................................................................................................93.1系统设计的基本原则................................................................................................93.2系统设计方案分析....................................................................................................93.3概要设计.................................................................................................................113.3.1开发环境..........................................................................................................113.3.2ARM开发环境的建立........................................................................................123.3.3建立程序运行调试交叉编译环境....................................................................153.4模块化的设计与分析..............................................................................................153.4.1开发板上完成的设计.......................................................................................153.4.2PC机上完成的程序开发..................................................................................163.5设计基本流程..........................................................................................................164系统详细设计............................................................................................................194.1.UCLINUX的移植.........................................................................................................194.1.1uClinux嵌入式系统的下载.............................................................................194.1.2根文件系统的建立...........................................................................................194.1.3应用程序库......................................................................................................20第IV页4.2.内核编译........................................................