嵌入式操作系统的研究现状及发展趋势

,(,150030)::;;Linux;RTOS:TP316:B:1002-1663(2002)05-0383-04StatusQuoandDevelopmentTrendofResearchonEmbeddedOperatingSystemGAOWei2hua,YANGZi2jun(HarbinElectricPowerVocationalTechnicalCollege,Harbin150030,China)Abstract:Thespecialfeaturesofindustrialdevelopmentofembeddedoperatingsystemandembeddedsys2temsaresummedup,thestatusquoanddevelopmenttrendofresearchonembeddedoperatingsystemarediscussedingeneral,andtheembeddedoperatingsystemscommonlyseenatpresentandtheirimplementa2tiontechniquesaredescribedindetail.Keywords:embeddedsystem;embeddedoperatingsystem;linus;RTOS2070,20,,,,,PC;PC,,,:2002-04-19:(1967-),,1990,,,,,,,1,,,510,ModemUSB383Vol.24,No.5HeilongjiangElectricPowerOct.2002©1994-2009ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.:a.,b.,,,,c.,,,d.ROM,,,e.,f.,,g..,,,3,,,,,3.1,,,,,,,3.2,,,,,3.3Linux,,RT-LinuxLinuxRT-Linux(Real-TimeLinux)L91SEMLinuxLinux,RT-LinuxLinuxRT-LinuxLinux,RT-Linux,RT-Linux,LinuxLinuxRT483245200210©1994-2009ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(API),POSIX,,,,:CygnusEL/IX,EL/IX,POSIX,4OSPCOS,,OS,Win2dowsCEPalmOSVxWorkPSOSUNXPow2erTVJavaOSLynxOSNucleus50%OS,Linux,Linux,OS4.1WindowsCEWindowsCE32,,,,InternetExplorer,Internet,Windows,WindowsCE4.2JiniJiniJAVA,,,4.3QNXQNXQuantunSoftwareSystemPC,,,,QNX,4.4HopenHopen,4.5RTOS,RTOS,RTOS,RTOS,CPUI/O,API,,CPURTOS,RTOSMPUMCUDSPSOCAPI,RTOS,RTOSC,RTOS1%5%RTOS,,,,,RTOSRTOS,,,RTOSAPI4.6LinuxLinux,LinuxPC,Linux583Vol.24,No.5HeilongjiangElectricPowerOct.2002©1994-2009ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.:a.b.:POSIX,GNUC/C++c.,d.,e.f.Internetg.,:,5,,,,,,()(382),3U0,3U01.81.9V,WXH-11/E3U0,1V,,110kV(BG13B),1.3V,3U0,110kVWXH-11/E,,110kVWXH-11/E,110kV,,,,2110kV,,220kV,110kV,,3U0,,CT,,,,,,,,,411,,,,,11()683245200210©1994-2009ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.