基于xscale的远程更新nandflash设备，在线升级redboot，Image以及根文件系统，还包括网络流量统计等相关功能-XScale-based remote update the NANDFLASH equipment, online upgrade redboot, Image, and the root file system, also includes network traffic statistics and other related functions

qt界面编程是相关知识，开发出一套网络通讯系统，该系统由服务端和客户端两部分组成，服务端对客户端发送消息进行判断，转发等操作，从而使各个客户端之间能够进行信息的交互，客户端主要负责客户的登录，显示在线客户列表，以及各个客户之间进行信息的交互。-qt programming interface is relevant knowledge, develop a network communication system, the system consists of server and client

lpc1114的iap在线升级系统程序，及其对单其片机flash的操作-Lpc1114 iap online upgrade system procedures, and its single-chip flash operation