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SD2300EP在污水实时远程监控系统中的应用
引用本文:毛德平,凌有铸.SD2300EP在污水实时远程监控系统中的应用[J].自动化与仪表,2007,22(4):79-80,83.
作者姓名:毛德平  凌有铸
作者单位:安徽工程科技学院,电气工程系,芜湖,241000
基金项目:安徽省教育厅自然科学基金重点项目
摘    要:污水处理实时监控系统,其微处理器产生A/D信号,实现采样及转换的控制。实时时钟采用SD2300EP,在产生实时时钟的同时,提供8K字节的NVSRAM。网络接口采用串口转以太网模块,微处理器的232电平经过该模块后,实现与工业以太网的联接。同时利用SD2300EP和微处理器,对欠款用户采用密码系统实施管理。

关 键 词:实时时钟  报警  I2C总线
文章编号:1001-9944(2007)04-0079-02
修稿时间:2006-09-042007-04-06

Application of SD2300EP in System on Sewage Realtime Long-distance Monitor
MAO De-ping,LING You-zhu.Application of SD2300EP in System on Sewage Realtime Long-distance Monitor[J].Automation and Instrumentation,2007,22(4):79-80,83.
Authors:MAO De-ping  LING You-zhu
Affiliation:Department of Electric Engineering,Anhui University Technology and Science,Wuhu 241000,China
Abstract:In system on sewage realtime long-distance monitor,the MCU engender the control signal in order to control the sampling and conversion of A/D.As the chip of real time,SD2300 can bring realtime clock,at the same time,it have 8k byts of NVSRAM.The design gives interfaces for MCU to ethernet which can connect MCU with ethernet.Finally,aiming at the alarm function of the clock chip,it designs a function to prevent users who soutstand payment.
Keywords:SD2300EP
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