基于CAN总线的多点测温系统设计.pdf

74JOURNALOFGUNLAUNCHCONTROL20109

CAN

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(武汉军械士官学校,湖北武汉430075)

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:TP302:A:(2010)

DesignofFieldDetectingInstrumentBasedonCANBus

LIUKa,LINYua,YANGAibig,YINBagku

(WuhaOrdaceNCOAcademyofPLA,Wuha430075,Hubei,Chia)

Abstract:Ordaceequipmetstoredithewarehousehaverequiremetsoftemperaturecotrol.The

traditioalmethodsoftemperaturemeasuremetmakeuseofaalogsesors,buttheirtemperaturemeas

uremetaccuracyarelower.BasedoCANbus,themultipoittemperaturemeasuremetsystemwas

desigedtorealizeaccuratemeasuremetadremotecotrolofthetemperature.Othebasisofoverall

systemdesig,detailedaalysisofthemultipoittemperatureistrumetatioadCANEtheretgate

wayhardwaredesigwereperformed,adCANbusadEtheretsiteetworkwereusedtoachievei

teractiobetweeiformatio.Atthesametime,thesystemsoftwaredesigwascarriedout.Theprac

ticeshowedthatthesystemperformacesarriveatthedesiredobjectives.Thedesigcaprovideabetter

developmetplatformfortemperaturecotrolofordacestorage.

Keywords:techologyofistrumetadmeter;CANbus;meterig;ARM

CAN(CotrolAreaNetwork),,

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,1系统方案

[1]

CAN

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[2]

CANDS18B20

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CAN

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:2009-12-18;:2010-03-01

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