嵌入式系统的发展异常迅速，因此，实现PDA与远程主机间的数据通信和同步对企业来说，显得尤其重要，本源码示例了PDA终端如何通过RDA等方式与远程服务器实现数据交互、同步等。-The development of embedded systems very rapidly, therefore, the realization of PDA with the remote data communications between the host and synchronization of the enterprises is particularly important, the source code examples of how the PDA terminal, such as through the RDA and the remote server to achieve data exchange, synchronization, etc. .