针对目前国内便携式环境参数检测仪器功能单一、测量精度低、实时性差和成本较高的缺点,设计了一款采用STM32F103RCT6为核心控制器的环境参数检测仪,软件采用模块化程序设计.该检测仪能够定时采集环境传感器数据,在HMI上显示VOC、PM2.5、PM10、温湿度和气压等参数,从而确定环境空气质量等级.测试结果表明,该测量仪运行稳定,数据实时性高,显示界面友好,能够为空气环境评价提供相关依据,具有较好的市场应用前景.%In order to overcome the disadvantages of the single function,low accuracy,poor real-time and high cost for the current domestic portable environmental parameter measuring instrument,an environment parameter detector is designed with STM32F103RCT6 as the core controller.A modular programming design is used for software.The detector can collect the environmental sensor data at regular time and display parameters such as VOC,PM2.5,PM10,temperature,humidity and air pressure on the HMI to determine the air quality grade.The test result shows that the device runs stably and has the characteristics of good real-time and friendly display interface,which can provide a basis for air environment assessment and has a better market prospect.
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