摘要
介绍了一种基于GPS/GPRS的汽车行驶记录仪。阐述了GPS和GPRS在汽车记录仪中的重要作用,并对CPU选型和GPS/GPRS的接口进行详细说明;在软件方面对如何移植操作系统和建立GPS/GPRS任务进行了简单说明。这种记录仪不但符合GB/T 19056—2003国家标准,更融合了最新的定位和通讯技术,具有较好的应用前景。
This article introduces a system of vehicle traveling data recorder based on GPS/GPRS. It indicates the importance of GPS and GPRS,especially indicates CPU selection and the interface of GPS/GPRS. In software it indicates how to transplant operating system and how to create the task of GPS/GPRS. This recorder not only accords with the National Standard GBOT 19056-2003,but also includes the new techniques of orientation and communication. This vehicle traveling data recorder will is of a brilliant future.
出处
《自动化与仪表》
2007年第6期17-19,53,共4页
Automation & Instrumentation
