海关监控系统 GPS_GSM车辆监控系统研究 主要是JAVA调用GPS实现监控海关指定区域的车船设备-Monitoring System for Customs Vehicle Monitoring System GPS_GSM mainly JAVA called GPS to monitor the realization of the Customs and Excise Department designated areas of travel equipment

介绍了Java编程语言的J2ME平台向凌阳SPCA556G平台的移植．在设计过程中首先 对开发平台，GPS的定位原理，NMEA0183协议进行了了解．然后深入的分析了J2ME平台的结构。根据KVM和MIDP的各自特性分别进行移植，最终实现J2ME的移植要求．-Introduced the Java programming language of the J2ME platform to platform, porting Sunplus SPCA556G. In the design pro