本文介绍了由W925EP01搭建，基于固定电话线网络实现系统远程升级的解决方案。详细阐述了W925EP01芯片特性，及其应用在远程升级系统中实现的方法。智能仪器的远程升级　-this paper by W925EP01 structures, Based on the fixed telephone line network for remote system upgrade solutions. W925EP01 elaborate on the chip characteristics, and its application in remote upgrading of systems and the methods to achieve. Intelligent Remote upgrade equipment