1、安徽理工大學碩士學位論文煤礦安全監(jiān)控網絡中嵌入式網關的研究姓名：趙蒼榮申請學位級別：碩士專業(yè)：控制理論與控制工程指導教師：周孟然20090601摘要AbstractAtpresentthecoalminesafetymonitoringsystemisappliedtothecoalmilleindustrywidelyAnditplaysanimportantroleintheprocessofcoalexploitationHowe

2、vertherearestillmanyindustrialmonitoringequipmentthroughRS232／485communicationsprotocolorCANFieldbusprotocolsuchasthecompositionoflightweightnetworkatindustrialfieldThesenetworksareaneffectiveradiusofthelimited，relatedco

3、mmunicationprotocolisalsolessAboveall，thedataCannotbedirectlyexchangedbetweenIntemetandIntranetItisincompatibleforthecurrentdevelopmentAnditisevrymeaningfultosolvetheseproblemsinthesafetymonitoringnetworkThispaperstudies

4、theembeddedgatewaybasedontheembeddedoperatingsystem，attheupperitrealizedatatransmissionnetworkcommunicationmodulebyTCP／IPprotocolintheEthemetenvironmentAtthebottom，itrealizesinterconnectionbetweencomputernetworksandheter

5、ogeneousFieldbusthatusingthecertaincommunicationsandindustrialFieldbusprotocolcombineAndtheembeddedgatewayisoneofthecorecomponentstotheminesafeproductionplatformfordigitalcontrolsystems，SOconstructamineenvironmentlowcost

6、reliable，secureembeddedgatewayithastheoreticalandpracticalsignificancetealizeintereonnectionbetweenFieldbusandEthernet，accordingtothecharacteristicsofthemThispaperfastensontwoaspects：realizingembeddedsystemconnectingtoIn

7、ternetandtheinterconneetionofseveralembeddedheterogeneousnetworksInthispapertheelementarytheoryofembeddedInteractisstudiedasafoundationBasedonembebddedoperationsystemLinux，thegatewayisdesignedtointerconnecttheembeddedhet

8、erogeneousnetworksCommunicationprotocolsoftheCANbusnetwork、EthemethardwareframeandthesoftwaresystemofthisgatewayarediscussedindetailAnalysisoftheintroductionofCANbus，Ethemetdevicedriverimplementationprocessbaseonembedded

9、LinuxoperatingsystemareanalysisedThisgatewayusesthemodulardesignwayintegratesmanykindofembeddedheterogeneousnetworksThroughthisgatewaynotonlythelowperformanceembeddedequipmentCanbelinkedtoIntementbutalsoasoftwareflamewhi