基于单片机智能型预付费电度表的设计  

Research of Intelligent prepayment electricity meter based on MCU

作　　者：孙文隆 陈宣含 沙莉[1] 徐颖秦[1] 王杰[1] 罗飞[1] 

机构地区：[1]江南大学物联网工程学院

出　　处：《电子世界》2016年第8期178-180,共3页Electronics World

基　　金：2015年江苏省高等学校大学生创新创业训练计划项目(项目编号:201510295010Y)

摘　　要：基于C52单片机、电能计量技术、IC卡技术和GSM通信技术,设计了一种智能型预付费电度表。该装置以STC89C52型单片机为控制核心,由C52控制电路、ADE7755电能计量电路、IC卡接口电路、GSM通信电路、电源等模块组成。其中,ADE7755对用户用电量进行实时计量;C52实现对电量数据处理及各模块的稳定控制;IC卡接口电路实现先付费,后用电;GSM实现电量不足时的智能提醒以及电量查询。本设计同时还具备液晶显示、掉电保护、限量供电等功能。经过实验验证,装置性能稳定,计量准确。C52 microcontroller,electric energy metering technology,IC card technology and GSM communication technology based on the design of an intelligent prepayment meter.The device takes the STC89C52 microcomputer as the control core,which is composed of a single chip microcomputer control circuit,an electric energy metering circuit,an IC card interface circuit,a GSM communication circuit and a power supply module.By ADE7755 electrical measurement circuit of user power consumption of real-time measurement;using C52 single-chip to realize the stable control of the electric energy data processing and the module;through IC card interface circuit to achieve the prepayment before using electricity;using GSM module to realize the power of intelligent remind and electric quantity queries.The design also includes a liquid crystal display,power down protection,limited power supply function.Experiments show that the device has stable performance and accurate measurement.

关 键 词：电能计量 预付费 智能提醒 掉电保护 

分 类 号：TN492[电子电信—微电子学与固体电子学]