This article presents brie? y operation situation for RTL8019AS Ethernet control chip, system software structure, communication protocols and realization method for transmitting water regime information by Ethernet.

• 简单介绍了以太网控制芯片RTL8019AS工作情况,系统的软件结构及通信协议,以及通过以太网传送水情测控信息的实现方法。