| 基于CAN总线的pH酸碱度检测仪的设计 |
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| 引用本文： | 石磊.基于CAN总线的pH酸碱度检测仪的设计[J].自动化与仪表,2010,25(2):23-27. |
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| 作者姓名： | 石磊 |
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| 作者单位： | 渤海大学,信息科学与工程学院,锦州,121000;大连海事大学,信息科学技术学院,大连,116026 |
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| 摘 要： | 介绍了一种基于CAN总线的pH酸碱度检测仪的设计，研究了在智能仪表中嵌入CAN总线的实践途径．文中详细介绍了以AT89C55单片机及其集成的CAN总线控制器SJA1000做为处理器进行的硬件设计．并结合CAN总线通信协议规范完成了CAN通信卡的电路设计。在软件上实现了PC机通过CAN通信卡对现场总线仪表实现远程管理等功能。实践证明，基于CAN总线的DH酸碱度检测仪在容错处理、数据交换、系统管理、抗环境干扰等方面都显示出良好的功能．
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| 关 键 词： | CAN总线 CAN总线控制器 pH酸碱度检测仪 |
Design of pH Monitor Instrument Based on CAN Bus |
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| SHI Lei.Design of pH Monitor Instrument Based on CAN Bus[J].Automation and Instrumentation,2010,25(2):23-27. |
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| Authors: | SHI Lei |
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| Affiliation: | SHI Lei1,2(1.College of Information Science , Engineering,Bohai University,Jinzhou 121000,China,2.College of Information Science , Technology,Dalian Maritime University,Dalian 116026,China) |
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| Abstract: | The design of pH monitor instrument is introduce based on CAN bus,it intudied the approach that insets CAN bus to intelligent instrument.It introduces the hardware design of processor by the way of AT89C55,CAN controller SJA1000.According to CAN protocol,the design of communication module is discussed in detail.The software has realized that PC computers manage and control the instruments using the CAN communication module.It is proved that the func-tions of error-delaying and data-switching and system-mana... |
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| Keywords: | CAN bus CAN bus controller pH monitor instrument |
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