| DS1991在水、电、气三表一卡中的应用 |
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| 引用本文： | 张新闻,海瑛. DS1991在水、电、气三表一卡中的应用[J]. 宁夏工程技术, 2002, 1(2): 128-131 |
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| 作者姓名： | 张新闻 海瑛 |
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| 作者单位： | 1. 宁光电工有限公司,宁夏,银川,750021
2. 宁夏大学,物理电气信息学院,宁夏,银川,750021 |
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| 摘 要： | 介绍了一种操作简单,数据安全性高的一线串行通讯的智能卡——DS1991的工作原理,给出了此芯片 在三表一卡中的具体应用.
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| 关 键 词： | 一线协议 数据安全 三表一卡 单片机 |
| 文章编号： | 1671-7244(2002)02-128-04 |
| 修稿时间： | 2002-04-14 |
The application of DS1991 in three-meter-one-card system of water, electricity and gas |
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| ZHANG Xin-wen,HAI Ying. The application of DS1991 in three-meter-one-card system of water, electricity and gas[J]. Ningxia Engineering Technology, 2002, 1(2): 128-131 |
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| Authors: | ZHANG Xin-wen HAI Ying |
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| Abstract: | The paper introduces the working principle of one line serial interface intelligent card DS1991 with high data safety. It also describes the details of how the integrated circuit is used in three-raeler-one-card system. |
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| Keywords: | one line protocal data safety three-meter-one-card chip microprocessors |
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