毕业设计
一种新型车路无线报站系统的设计与实现
学 院: 计算机科学技术学院
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计算机科学与技术
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中国
二○一五年五月
北京理工大学毕业设计
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一种新型车路无线报站系统的设计与现A new car and wireless station system design and implementation
ABSTRACT
As the city population growth and the modernization level of purposes of ascension, the public road traffic quality put forward higher requirement, as the main road traffic safety, comfort from vehicles must, convenience, the energy conservation environmental protection etc have greater increase. While the traditional vehicles have apparently unable to meet the demand of the new car, urgently needed to support and development road system in urban traffic information, the application requirements, this article introduces the EASYARM1138 such chips and MC13213 + uC/OS - II operating system flat, we design and implement a ZigBee technology based on the wireless car path automatically stops system, This system has the advantages of small size, the function is strong, low power consumption, real-time and good stability etc, can significantly reduce the labor intensity, the driver staff effectively lower the error due to manual stops to wait for an accident happening, but as a city bus system of intelligent an integral part. To improve the urban traffic intelligent and informatization has important significance.
Key words:EasyARM1138 uC/OS-II ZigBee Broadcast Station System
目录
摘要I
ABSTRACTII
目录III
1前言1
1.1课题研究背景1
1.2国内外研究现状1
1.3开发意义3
1.4.可行性分析3
2 功能描述与系统设计4
2.1功能描述4
2.2系统设计6
3 开发环境介绍及硬件选型8
3.1开发环境介绍8
3.2硬件介绍8
3.2.1.EasyRAM1138开发板简介8
3.2.2.语音模块9
3.2.3.LED数码管模块9
3.2.4.LCD显示屏模块10
3.2.5.ZIGBEE模块11
3.2.6.