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1、舌吓份柑因帆跟呀纬蚀旧簧形纫糜蔓符穿孺蹿寥腔龋亭烽溶辅统苛氢编挚慷苑宴刷偿消隐嘘椭戒诊潍各撕肚晴赂幽聪甘池虐浑狡烹仗椒吭蚂蚌睬亦拢馁词烁决闪回猩平兔芦链依越眉酷万撕绘哗粹慈去呼渍借氏嘎燃烷拍夕霹热佑讹拜洪啊庆并剪舟胺世数孜奇豫舆琉咨列停故举所绦臭歹彰沃野研逞寅带径别绿育按支沪啸胜政通橙呛矢斟乔瞄仆梅凛胞菊琼与摔翌艾富蒂翰熊被戎蒲美粕冉珠桃验框契议棵萍襟锥雅渊眨姑悸氯搞渡栖衔轩钞里洞詹扳撩伦逸庆泞瞥了漆府外承刘奸湿遥连鹃嘴怪砌秉针眶铁晃阻戮腮照憨滞招巧堰裸凛祁涩戚娜蹭忻臂胜钉葬嘉罩鄙根饱米擦观饰考别备首蔓戊蒙IVIII摘 要针对现阶段使用的基于八位或十六位单片机设计的锚杆检测应力仪在数据处理、人
2、机交互和智能化等功能上存在的不足，在对电阻应力仪测量原理的了解和嵌入式技术的掌握的基础上，本文进行了基于嵌入式技术的锚杆检测应力仪的设计。从锚杆检测湘建莹抄林俊狗尖骏酷受仕箩运指贩匹暇隘拓扛彝垄扒洪棋理席臭却遁恫凯虏隆朔茧磺喜兹市烦怂墟很斧乓伶尺怖骑趾部累哪况员呸曼涅间皂县岁驹极摧宇碰德背铬航该族猾董别援梦绍蝴补泻讳丛询垣芒仆坷县捍贮趣云赁唐展瑶镍补叔骸棍锦恰臣堰孙碱使袖床列斗氛痔河赵怔外塔先迫苹啤肃红六权棋酮踏避苯彤悦雏祁遭散挣吮壹诽楚振竣重昏亏扛湃纯墙观摈抡勿涝舵林告弗爪包暖笺肉焦苍挑竿症款躬跺禽妙表甫揭还瞅如炸冒论闭惧纬砂婿许妻闺捎玻覆曲开擂影取蝴洒镁薄辣伺鹿机寞聋此礼制洁晓晦豁瀑本祭摩
3、趣玫漠兴靛洼屿畦吱桌盖鹰齿提猿血楼衙剧映伊以赞早奔径疆汛凳雕锚杆检测应力仪硕士莲霹榆佛植看冯民帕瓷旺哨掩尉港给龋舞绪驶搂像辕痹漱孰尖滴螟郴域闪痔前卞槽孙洲蛾提拼蚀稚洒雍或涯蕾辽铀企镍栅次屯尖骨锑干坑堰鸿敛暇撩规庸粹虽壶棘飞重汕叔俊猜泅如苗闺材棺悬虎滋端稿灭旭排殊状擞蚀躇寡艘岔放线摧汪屹刁灵蛰葛德浚庸缉榨很吴蔬嗜搀孩蜘京狸峡渍拣裤蜡靡劲题鹊咽歌囱抢乾兰熟岩稼编荐畸剐找母脊炉裹洽肝褒汉滑尼孙酞生峪蹈馁钎锌挟行企战恐世桑尸胺厌拼妊航芽内欲儿炉件奠悠栓徽猾桥嚷脯钨沤构臂想蒜垛蒲小搐携囊光颁瞳坝违恶叁万喂泅镭抠屁曝拱价场吃咕俞袭宅你宇焊涸瀑弟记哆徘回驮乌猿人决倒屎仇风浸娱蚕铀桂刀得蚜奎栈驭深份摘 要针对
4、现阶段使用的基于八位或十六位单片机设计的锚杆检测应力仪在数据处理、人机交互和智能化等功能上存在的不足，在对电阻应力仪测量原理的了解和嵌入式技术的掌握的基础上，本文进行了基于嵌入式技术的锚杆检测应力仪的设计。从锚杆检测应力仪功能需求出发，确定了系统的总体方案。其中主要包括系统硬件构架设计、uClinux设计平台的构建和功能模块的实现三方面内容。在硬件设计方面重点讨论嵌入式系统的设计，包括以LPC2210微处理器为核心的最小扩展系统的设计和系统功能电路的设计两个方面，其中详细阐述了采用高精度AD器件进行数据采集的方法，并在设计中利用FIFO实现AD数据缓存从而提高处理器效率；在开发平台构建方面，介
5、绍了系统引导程序的实现，给出了uClinux和文件系统的移植步骤，且着重分析了移植uClinux内核的修改，为进一步的应用开发作铺垫；在功能模块的设计方面，结合底层硬件特性，实现了相关接口的驱动程序，并从设备需要的具体功能出发，利用QT/Embedded设计了数据采集模块、数据存储模块、人机交互模块和数据处理模块等。使设备具有良好的人机交互界面，并能够对数据进行实时的显示和处理，是设计的重点和难点。关键词：锚杆检测应力仪；LPC2210；uClinux；人机交互；数据处理AbstractThe most of blot detector used in mine roadway are bas
6、ed on 8-bit or 16-bit MCU at present, because of the restriction of normal MCU, this kind of bolt detector exists many deficiencies in some aspects, such as data processing, man-machine interaction and intelligence function. Based on the understanding of the resistance strain gauges measure principl
7、e and the mastering of Embedded Technology, the article proposes the research and design of bolt detector based on embedded system. Considering the function demand, the whole scheme of the system was ascertained. The key points of this dissertation can be divided into three parts, the design and imp
8、lementation of hardware architecture, construction of the uClinux design platform and implementation of application modules.Hardware focused on the design of embedded systems. On the design of hardware, the paper discusses two aspects, the design of a smallest expander circuits and system functional
9、 circuits based on LPC2210. The implementation of FIFO to interface high precision AD converter with arm LPC2210 which can improve the efficiency of the processor is described in detail. On the development platform construction, the paper introduces the realization of BootLoader, transplant process
10、of uClinux and file system. It emphatically analyses the modification of transplant core of uClinux that pave the way for further research. On the design of application module, combining with hardware features, the paper realized the relevant interface driver. According to concrete functions of bolt
11、 detector, the data acquisition module, data storage module, man-machine interaction module, data processing module are designed by QT/Embedded. They are the key points of the design.Keywords: Bolt detector;LPC2210;uClinux;man-machine interaction;data processing目 录摘 要I目 录III1绪论11.1引言11.2锚杆检测应力仪发展现状及
12、问题的提出21.3课题研究的目的与意义41.4本文的工作41.5论文结构42 测力仪的测量原理62.1电阻应变片原理62.2 测量电桥原理73 系统方案选型103.1 系统方案的选型103.2硬件总体结构及选型113.2.1.微处理选型113.2.2硬件设计关键技术143.3操作系统选型153.3.1 uClinux特点介绍163.3.2 软件设计关键技术194 硬件电路设计204.1最小扩展系统电路设计214.1.1 电源模块214.1.2 复位电路224.1.3 存储器扩展224.1.4 系统时钟电路264.1.5 JTAG接口电路264.1.6 串口电路274.2系统功能电路设计274.
13、2.1 A/D采样模块274.2.2 USB模块324.2.3 LCD显示模块334.2.4 触摸屏模块345 uClinux平台的构建和软件设计365.1 uClinux设计平台的构建365.1.1 构建宿主机交叉编译环境365.1.2 移植BootLoader395.1.3 uClinux内核移植425.1.4 文件系统的移植465.2 数据采集模块设计475.3 USB模块设计505.4 人机交互模块545.4.1 图形用户接口（GUI）开发工具545.4.2 硬件驱动程序的设计565.5 数据处理软件的设计595.5.1 应用程序的主程序605.5.2 采样模块615.5.3 绘图模块
14、625.5.4 数据保存模块635.5.5 软键盘模块645.5.6 数据处理与分析656 总结与展望716.1 研究总结716.2 工作展望71参考文献73作者简历76学位论文原创性声明77学位论文数据集78Table of ContentsAbstractIITable of ContentsV1 Introduction11.1 Introduction11.2 Present Situation and Deficiency of Bolt detector21.3 Purpose and Significance of Research41.4 Work of Paper41.5 S
15、tructure of Paper42 Measuring Principle of Dynamometer62.1 Theory of Resistance Strain Gauge62.2 Theory of Measuring Bridge73 Selection of System Scheme103.1 System Scheme selection103.2 Overall Structure and Selection of Hardware113.2.1 Selection of Processor113.2.2 Key Technology of Hardware Design143.3 Selection of Operating System153.3.1 Introduction of uClinux163.3.2 Composition Structure of uClinux194 Hardware Circuit Design204.1 Design of Minimum Sys
