基于单片机的智能电表的设计
烫金膜
陶瓷添加剂洗头床摘要
我爱北京敏感词
裤衩裙公共事业收费自动化和小区物业管理智能化等领域的技术开发和应用越来越受到人们的重视,本文研究旨在提供一种利用低压电力供电网络,低成本高可靠地实现公共事业收费自动化和小区物业管理智能化的技术应用。 本次设计基于单片机AT89C51是以微处理器或微控制器芯片为核心的可以存储大量的测量信息并具有对测量结果进行实时分析、综合和做出各种判断能力的仪器。一般具有自动测量功能，强大的数据处理能力，进行自动调零和单位换算功能，能进行简单的故障提示，具有操作面板和显示器，有简单的报警功能。 关键词：单片机 AT89C51
Abstract
Technique of transmitting data via power line (PL), a new technique developed in recent years ,is used to automatism the free collecting system in public service and the management of uptown service. This article discussed the advantage , disadvantage and the current state of the power line carrier communication. The advantage, method and current state of using spread spectrum technique in power line communication are discussed.运维巡检系统
This design based on the single-chip AT89C51is a microprocessor or microcontroller chip as the core can store large amounts of information and measurement with the measuring results real-time analysis, comprehensive and make a judgment apparatus. The general automatic measurement function, powerful data processing capability, automatic zero adjustment and unit conversion function, can carry on the simple troubleshooting tips, the operation panel and the LCD, a simple alarm function.
Keywords: single-chip, AT89C51
