| 一种成本低廉的地铁列车数据记录仪 |
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| 引用本文： | 刘嘉宇,贾海燕,邓举明. 一种成本低廉的地铁列车数据记录仪[J]. 单片机与嵌入式系统应用, 2018, 0(6): 74-77 |
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| 作者姓名： | 刘嘉宇 贾海燕 邓举明 |
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| 作者单位： | 1. 青岛地铁集团有限公司运营分公司车辆部,青岛,266000;2. 中车四方车辆有限公司;3. 北京城建设计发展集团股份有限公司 |
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| 摘 要： | 研究一种集成度更高,成本更低廉的地铁列车数据记录仪设计方案.该数据记录仪以ARM芯片为核心,ARM芯片外围配置晶振、电阻、电容、PCF8563芯片和SD卡等器件.数据记录仪中的ARM芯片与地铁列车微机进行RS232通信或CAN通信,接收地铁列车微机发送的地铁列车运行状态数据(含时钟信息)和故障数据等.该数据记录仪设计方案在满足地铁列车数据记录仪的功能同时,较传统方案具有电路简洁、成本低廉和功能更强大等特点.
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| 关 键 词： | 地铁列车 数据记录仪 ARM芯片 PCF8563 SD卡 subway train data recorder ARM chip PCF8563 SD card |
Design of Low-cost Subway Train Data Recorder |
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| Liu Jiayu,Jia Haiyan,Deng Juming. Design of Low-cost Subway Train Data Recorder[J]. Microcontrollers & Embedded Systems, 2018, 0(6): 74-77 |
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| Authors: | Liu Jiayu Jia Haiyan Deng Juming |
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| Abstract: | A new design of subway train data recorder with higher integration and lower cost is studied.The data recorder is based on ARM chip,and the periphery of the ARM chip is equipped with crystal oscillator,resistance,capacitance,PCF8563 chip and SD card.The ARM chip in data recorder is used for communication with RS232 or CAN bus and receiving subway train running state data (including clock information) and fault data sent by subway train microcomputer.The design scheme of the data recordercan satisfy with the function of subway train data recorder.Compared with the traditional scheme,it has the characteristics of simple circuit,low cost and stronger function. |
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