本文介绍了一种基于机械感应式电度表的新型智能电度表,阐述了它的工作原理、 特点及软硬件设计。实现了自动抄表的功能。 关键词:电度表 计数器 RS-485 自动抄表 Abstract: This paper introduces a new smart watt-hour meter based on mechanical Induction watt-hour meter. Its work principle, technical features, design Of both software and hardware are described. It realizes automatic readout Of meter. Key Words: watt-hour meter; counter; RS-485; automatic readout of meter