基于ADuC812的智能预收费电度表的设计和实现

Design and realization of the intelligent watt-hour meter based on ADuC812

针对当前的电度表抄表中出现的问题,通过介绍一种新的智能芯片ADuC812及其设计原理、电路以及相应的程序,它的原理框图、电源电路、软件流程。指出在设计过程中应注意的两个问题:下载程序和抗干扰。

This paper puts forward a solving way using IC card intelligent watt- hour meter based on ADuC812, introduces the principle block diagram, power supply circuit and main and part software, which has low power consumption, fine safety, high reliability and utility value.