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基于STM32和LabVIEW的无线环境监测系统设计.docx

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基于STM32和LabVIEW的无线环境监测系统设计 Abstract Withthedevelopmentofwirelesstechnology,wirelessenvironmentalmonitoringsystemhasbecomemoreandmorepopular.Inthispaper,awirelessenvironmentalmonitoringsystembasedonSTM32andLabVIEWisdesignedandimplemented.Thesystemcanmonitortemperature,humidity,airpressure,andairqualityinrealtime,andcanstoredatainadatabaseforfurtheranalysis.ThesystemusesZigBeewirelesscommunicationtechnologytotransmitdatatothebasestationwirelessly,whichgreatlyimprovestheflexibilityandexpandabilityofthesystem. Keywords:STM32,LabVIEW,wirelessenvironmentalmonitoringsystem,ZigBee 1.Introduction Environmentalmonitoringisbecomingmoreandmoreimportantinourdailylife.Withthedevelopmentofwirelesstechnology,wirelessenvironmentalmonitoringsystemhasbecomemoreandmorepopular.Thewirelessenvironmentalmonitoringsystemcanmonitortemperature,humidity,airpressure,airquality,andotherparametersinrealtime,andtransmitthedatawirelesslytothebasestationforfurtheranalysis.Thisgreatlyimprovestheefficiencyandaccuracyofenvironmentalmonitoring. Inthispaper,awirelessenvironmentalmonitoringsystembasedonSTM32andLabVIEWisdesignedandimplemented.Thesystemcanmonitortemperature,humidity,airpressure,andairqualityinrealtime,andcanstoredatainadatabaseforfurtheranalysis.ThesystemusesZigBeewirelesscommunicationtechnologytotransmitdatatothebasestationwirelessly,whichgreatlyimprovestheflexibilityandexpandabilityofthesystem. 2.SystemDesign 2.1HardwareDesign Thehardwareofthesystemconsistsoffoursensormodules,awirelesscommunicationmodule,abasestation,andacomputer. Thesensormoduleincludesfoursensors:temperaturesensor,humiditysensor,airpressuresensor,andairqualitysensor.ThesensorsareconnectedtoanSTM32microcontroller,whichcollectsandprocessesthedatafromthesensors.ThewirelesscommunicationmoduleusesaZigBeemoduletotransmitdatawirelesslytothebasestation. ThebasestationconsistsofaZigBeemodule,anSTM32microcontroller,andaPC.TheZigBeemodulereceivesthedatatransmittedfromthesensormodulesandsendsittotheSTM32microcontroller.TheSTM32micr