【摘要】 针对目前警车上获取犯罪嫌疑人信息手段的不足,运用嵌入式和无线通信技术提出了一种快捷、经济的方案,该方案采用s3c2410作为系统控制器、Linux为操作系统、BENQ的M22为GPRS通信模块.文中介绍了硬件设计、GPRS的无线通信、基于QT的GUI设计,重点阐述了嵌入式Linux下的U盘文件的读写和检索过程.本系统为警务人员提供了实时、可移动的罪犯信息库.更多还原

【Abstract】 Considering the deficiency of the obtaining the information of suspects on police vehicle,this paper proposed a fast,economical solution based on embedded and the wireless communication technology,which used s3c2410 for central controller running the operating system of Linux,and M22-the GPRS communication module made by BENQ.This paper briefly described the hardware design,the wireless communications based on GPRS and the GUI design based on QT,and focused on the reading and retrieval process of the U-disk file under the embedded Linux.This system provides a real-time and mobile criminal database for the police officers.更多还原