| 基于CAN总线的智能型温湿度采集系统设计 |
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| 引用本文： | 刘洋,金太东.基于CAN总线的智能型温湿度采集系统设计[J].现代电子技术,2010,33(1):126-128. |
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| 作者姓名： | 刘洋 金太东 |
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| 作者单位： | 辽宁石油化工大学信息与控制工程学院,辽宁,抚顺,113001 |
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| 摘 要： | 设计一种基于CAN总线的智能型温湿度数据在线采集系统。该系统主要由两大模块构成：现场数据采集模块和USB～CAN转换接口模块。现场数据的采集是以AT89S52单片机为核心控制单元，外接温度传感器AD590和湿度传感器HM1500，通过CAN总线控制器SJA1000将数据发送到CAN总线上；USB—CAN转换接口模块是以ATmega 162芯片为控制单元，外接FT245BM USB通信芯片及SJA1000控制器，实现USB—CAN接口转换。整个系统的终端设备为监控PC机，用户软件采用VC^＋＋语言编写，可以实现现场状态监控、上下限报警和中断接收数据管理等功能。
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| 关 键 词： | CAN总线 单片机 数据采集 USB—CAN接口转换 |
Design of Intelligent System for Humidity and Temperature Acquisition Based on CAN Bus Technology |
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| LIU Yang,JIN Taidong.Design of Intelligent System for Humidity and Temperature Acquisition Based on CAN Bus Technology[J].Modern Electronic Technique,2010,33(1):126-128. |
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| Authors: | LIU Yang JIN Taidong |
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| Affiliation: | LIU Yang,JIN Taidong(School of Information , Control Engineering,Liaoning Shihua University,Fushun,113001,China) |
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| Abstract: | An intelligent online acquisition system for humidity and temperature is designed.The system is mainly constituted by two modules:field data acquisition module and USB-CAN converter interface module.Field data collection is based on single chip AT89S52 as the core control unit,AD590 temperature sensor and humidity sensor HM1500 as auxiliary devices.The data is sent CAN bus by the controller SJA1000.USB-CAN converter interface module is based on ATmega 162 chip as the control unit,FT245BM USB communications ... |
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| Keywords: | CAN bus single-chip microcomputer data acquisition USB-CAN interface conversion |
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