摘要
文中阐述了基于ARM7和μClinux操作系统的任务应用,给出嵌入式智能终端硬件平台。说明温度测量的硬件电路和程序设计,实现了网络程序设计。描述了WebServer流程图,通过网页浏览可以看到实时温度显示值,网络接口设计选择RTL8019AS芯片,设计了基于ARM7处理器的数据采集与存储功能。说明E2PROM存储器CAT1025与ARM7处理器的硬件连接电路和软件流程图。使用ZLG7290实现了键盘管理的人机接口功能,描述了MiniGUI体系结构,实现了虚拟示波器和智能终端的功能。
This paper describes the task application based on ARM7 and uClinux operating system.The embedded hardware platform of intelligent terminal was given out.The design of hardware circuit and program for temperature measurement were illustrated.The network design program was realized.The flow chart of WebServer was described.Through the webpage browsing can see real-time temperature display value.The network interface design chooses the RTL8019AS chip.The function of data acquisition and storage based on ARM7 processor was designed.Description of the E2pROM memory CAT1025 and ARM7 processor hardware connection circuit and software flow chart were expounded.ZLG7290 realizes man-machine interface function based on keyboard management.Describe the system structure of MiniGUI.The function of virtual oscilloscope and intelligent terminal were realized.
出处
《自动化与仪表》
北大核心
2014年第2期42-47,共6页
Automation & Instrumentation
基金
2012年北京市自然科学基金项目(4122029)
关键词
虚拟示波器
温度显示
数据采集
数据存储
网络接口
virtual oscilloscope
temperature display
data acquisition
data storage
network interface
