【摘要】 针对GPS在现实中的广泛应用,结合目前非常热门的嵌入式技术,本文提出了一种以μC/OS-Ⅱ、LPC2292微处理器为软硬件平台,利用SRIFStarⅢ为功能模块的GSP定位信息系统。重点阐述了系统硬件平台的搭建和系统任务的划分,介绍了μC/OS-Ⅱ移植、启动代码以及各个程序模块的设计。实际运行结果表明,该系统能对GPS数据进行正确解码,并在LCD上将定位信息显示出来,系统有较好的可靠性和实用性。更多还原

【Abstract】 According to the widely application of GPS in the real world,using the popular embedded system technology at present,this paper presents a GPS positioning information system which is making use of μC/OS-Ⅱ、LPC2292 microprocessor as a platform of software and hardware and SRIFStarIII as a function module.The emphasis of the paper is on the process of establishing the hardware platform,the division of the tasks and the introduction of transplantation of μC/OS-Ⅱ,bootloader and the programming design of every module for the syetem.The actual test results show that GPS data can accurately be decoded and then displayed on the LCD.The system is reliable and practical.更多还原