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Management Information System for Water Sale of Intelligent Water Meter with TM Card

机译：TM卡智能水表售水管理信息系统

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The traditional selling mode of city water supplying system is low effective and cost a lot of time and human sources to make customers charge for their water consumes in time. To change the payment mode, a kind of intelligent water meter based on TM (Touch Memory) card,DS1991, and its management information system were well developed and devoted to concrete application. The universal 1-Wire COM port adapter based connection schematic diagram between computer and the TM card was given out. Reading and writing flowcharts of TM card through 1-wire bus were provided also.Furthermore,thefunctionblocksofmanagement information system were put forward and interpreted in detail.Finally the running instances of the whole system were shown.The work surely has great interests to improve the life quality of consumers and make the water selling management much more effective.
机译：传统的城市供水系统销售方式效率低下，耗费大量时间和人力，难以及时向用户收取用水量。为了改变支付方式，开发了一种基于TM（Touch Memory）卡的智能水表DS1991及其管理信息系统，致力于具体应用。给出了基于通用1-Wire COM端口适配器的计算机与TM卡之间的连接示意图。还提供了通过1线总线读写TM卡的流程图。此外，提出并详细解释了管理信息系统的功能块。最后给出了整个系统的运行实例。消费者的质量，使水的销售管理更加有效。

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