ZigBee无线传感技术在森林火灾监测中的应用

PROCESSAUTOMATIONINSTRUMENTATIONVol.32No.4April20112010－10－07。19561999。ZigBeeApplicationofZigBeeWirelessSensorTechnologyinForestConflagrationSurveillance11211500402150086、ZigBee。JN5121-000-M02。。、。ZigBeeTN92AAbstractTraditionalforestfirepreventionwasmainlycarriedbymanpoweritwastoocrudeandimpossibletoactivelymastertheconditionsinforest．ThusthedesignstrategyofthewirelessmonitoringsystemforenvironmentalparametersinforestbasedonZigBeetechnologyispro-posedandimplemented．Becauseoftheuniquefeaturesoftheforestterrainthemethodofmeshingnetworktopologyisexplored．WiththewirelesscontrollerJN5121-000-M02moduleasthecoreofthemonitoredpointthemonitoringscopeismaxmized．Varioussectionsofthesys-temhardwareandsoftwaredesignareintroducedindetail．Byanalysisthesystemisabletomonitortheenvironmentalindexesofforestinrealtimeforenhancingtheefficiencyofforestfirepreventionandfireextinguishment．KeywordsZigBeeWirelesssensortechnologyForestfirepreventionEnvironmentalmonitoringForestprotection0。。、40%1。。、。ZigBee、ZigBee。1ZigBeeZigBee、。ZigBee。ZigBeeIEEE802．15．4。IEEE802．15．4IEEE、。ZigBeeAPI2。2。、、。、、。Internet3。2．1ZigBee3Zig-BeeZigBee、ZigBee05ZigBee《》32420114。ZigBee、。。2．2ZigBee。JN5121-000-M02、RS-232、、、、、。1。1Fig．1BlockdiagramofsystemhardwareZigBeeJN5121-000-M021000m。DC/DCMAX1837。。。2．2．1JN5121-000-M022006JennicJN5121M0xZigBeeJN5121-000-M024。JN51212．4GHz128AESMACCRC5。2．2．2RS-232MAX3222。MAX3222Vcc3．3～5．5V300μATTLRS-232。ENSHDN。MAX32222。RXD0、TXD0、EN、SHDNJN5121UART0I/ORXD、TXD、CTSRS-232JN5121。2MAX3222Fig．2MAX3222hardwareconnections2．2．3。。12～40V、。12V。2．2．4FRAMRAM6。FM25L25632kB。FM25L256。FM25L2562．7～3．6V5μA。2．2．5PCF8563CMOS/1、1I2C。。2．2．615ZigBeePROCESSAUTOMATIONINSTRUMENTATIONVol.32No.4April2011。、。。3JN5121-000-M02JennicJennicCodeBlocksJennicMACC。3。3Fig．3Flowchartofsystemsoftware3a。ZigBeeZigBee。3b。。ZigBee7。4ZigBee、、。。、。。1．J．20094109－110．2．-ZigBeeJ．2006384－87．3．ZigBeeJ．200620677－79．4．J．2008247146－150．5．ZigBeeJ．2007238160－164．6．J．2007303163－165．7．ZigBeeD．2007．491．J．200930737－39．2．OmronPLCJ．200830541－44．3．RS-485J．2003251155－58．4．PLCJ．200728137－39．5．RS-485J．200827681－84．6．PLCPLCJ．200930617－19．7．J．2007261067－70．8．PLCJ．200433624－27．9．PLCJ．2003191051－53．10．J．2009301123－25．25ZigBee