基于嵌入式Linux的远程监控系统的设计

LinuxXXXDistanceMonitorSystemBasedonEmbeddedLinux(410073)　　黄　英　肖　旭　魏急波Linux,,:Linux,B/S,Web,,AbstractInthispaper,adesignprojectofdistancemonitorsystembasedonembeddedLinuxispresented,itssystemconfigurationisanalyzedindetail,anditsrelatedsoftwareisgiven.Keywords:embeddedLinux,Browser/Servermode,Webserver,distancemonitor,process1　引　言,RS232RS485,,Internet,,WebB/S,Internet,,PC,,,,Vxworks,QNX,Nucleaus,WinCE,,Linux,linux,Web2系统结构Internet/Intranet,PC,,,1212Internet/Intranet,,PCInternet,11电子工程师通信技术与设备Vol.28No.42002XXX::2002—02—05,,,RS232,,PC,,,WebServerInternet/IntranetWebServer,,,,,,,,,,32Motorola,2MFlash,16MSDRAM,3系统软件设计3.1　Linux的选择Linux,,,Linux,CPU,Linux,bootloaderBIOS,Linux,LinuxPC,LinuxPC,MakeFile,LinuxLinux(NFS),gdbserver,,,,,,3.2应用程序设计3.2.1C/S(Client/Server)B/S(Browser/Server)C/S,,;,,,,,C/SInternet,B/SB/SHyperlink,HTML,JavaC/S,,WebSeverB/S,3B/S3.2.2B/S,Windows,IENetscape,,:Internet/Intranet,,WebServer,3.2.3(1),,Linux:(IterativeServer)(ConcurrentServer),TCPTCP:;,(prefork);select;(Inetd),,,,12黄　英,等:基于嵌入式Linux的远程监控系统的设计,,,,,,,;,,,;,Internet,,,,,ASP(2),:;;WebServer;Web,,4,,4,,,:,4结束语,,Linux1,.Linux.:,20002,.B/S.,2001(22)(8)JPCOUNHIGH:RBIT3,B;L38NOPNOPNOPNOPNOPNOPNOPSBIT3,B;16NOPNOPCOUNT:DRSZTOTAL;TOTAL1JPLOOPRBIT3,LCONFRBIT3,B;L3,IFEQA,0F1JPRELOAD;RELOADJPDEC;DECRELOAD:LDTON,#064LDTOTAL,#064;DEC:SBIT3,BSBIT3,LCONFL31DRSZ0F1JMPLOOP;LDA,TONXA,00;TONRAM00HEND1NationalSemiconductorCor..COP820CJDataSheet.NationalSemiconductor,May1999Tel:02537725883734738Fax:[phone]E-mail:[e-mail]13电子工程师通信技术与设备Vol.28No.42002