Äú¿ÉÒÔ¾èÖú£¬Ö§³ÖÎÒÃǵĹ«ÒæÊÂÒµ¡£

1Ôª 10Ôª 50Ôª





ÈÏÖ¤Â룺  ÑéÖ¤Âë,¿´²»Çå³þ?Çëµã»÷Ë¢ÐÂÑéÖ¤Âë ±ØÌî



  ÇóÖª ÎÄÕ ÎÄ¿â Lib ÊÓÆµ iPerson ¿Î³Ì ÈÏÖ¤ ×Éѯ ¹¤¾ß ½²×ù Modeler   Code  
»áÔ±   
 
   
 
 
     
   
 ¶©ÔÄ
  ¾èÖú
ǶÈëʽ²Ù×÷ϵͳVxWorksÏÂPPPoEµÄʵÏÖ
 
×÷ÕߣºÐìÉÆÅô À´Ô´£ºEDN ·¢²¼ÓÚ 2014-12-31
  3123  次浏览      30
 

1 ǰÑÔ

ÔÚĿǰµÄͨÐÅÊг¡£¬¿í´øÖð½¥ÔöΣ¬½ÓÈ뷽ʽ³ÊÏÖ¶àÑùÐÔ£ºLAN¡¢ADSL¡¢HFC Cable Modem¡¢WLAN¸÷ÓÐÒ»¶¨µÄÊг¡·Ý¶î£¬¶øADSLÊÇÈ«Çò·¶Î§ÄÚÕ¼¾ÝÖ÷Á÷µØÎ»µÄ¿í´ø½ÓÈ뷽ʽ£¬ËüÄܹ»Ìṩ×îµÍ512 kHz£¬×î¸ß8 MHzµÄ´ø¿í¡£Óû§¿ÉÒÔ¶ÀÏí´ø¿í£¬²»»áÒòΪÉÏÍøÈËÊýµÄÔö¼Ó¶øµ¼ÖÂÉÏÍøËÙÂʵĽµµÍ¡£¸üÎªÖØÒªµÄÊÇADSL¼Û¸ñµÍÁ®£¬ÄÜΪÆÕͨÏû·ÑÕßËù½ÓÊÜ¡£Ä¿Ç°¹úÄڵĸ÷´óÔËÓªÉÌºÍ¿í´ø½ÓÈëÌṩÉÌÕýÔÚÈç»ðÈçݱµØ½øÐÐ¿í´ø¸ïÃü¡£ÖйúµçÐÅÍÆ³ö¡°ADSLÍøÂç¿ì³µ¡±£¬²¢ÇÒÒѾ­È¦¶¨ÁË´ó¹æÄ£µÄÓû§Èº£»ÖйúÍøÍ¨Ò²ÓÐÀàËÆµÄÊг¡¹æÄ£¡£ÁíÒ»·½Ã棬VoIPÓïÒôÒµÎñÒ²·ÉËÙ·¢Õ¹¡£Ä¿Ç°¹úÄÚ´ó¶àÊýVoIPÓïÒô½ÓÈëÖն˶àΪLAN·½Ê½¡£Ö÷ÒªÓû§¶ÔÏó¼¯ÖÐÓÚÖÇÄÜ»¯Ð¡Çø¡¢Ð£Ô°¡¢»°°ÉµÈ¡£ÓÉÓÚ´ó¶àÊý¼ÒÍ¥Óû§µÄ¿í´ø½ÓÈëΪADSL·½Ê½£¬ÔËÓªÉ̲»µÃ²»¿¼Âǵ½Ä¿Ç°µÄADSLÓû§¶ÔVoIPÓïÒôÒµÎñµÄÐèÇó¡£ËùÒÔ£¬Èç¹ûVoIPµÄÖÕ¶ËÉ豸֧³ÖPP-PoEµÄ½ÓÈ뷽ʽ£¬Ö»Òª½«VoIPµÄÖÕ¶ËÉ豸¹Òµ½AD-SLMODEMϾͿÉÒÔÌṩVoIPÓïÒôÒµÎñ¡£VoIPÖÕ¶ËÉ豸µÄÈí¼þ´ó¶à¶¼»ùÓÚǶÈëʽ²Ù×÷ϵͳ¡£VxWorksÊÇWRS(Wind River Systems Inc.)ÍÆ³öµÄǶÈëʽʵʱ²Ù×÷ϵͳ

VxWorksÒÔÎ޿ɱÈÄâµÄ¸ßЧÄÜ¡¢¸ß¿É¿¿ÐÔ¡¢¸ßЧµÄµ÷ÊÔ¹¤¾ßºÍÎȶ¨¡¢¸ßЧµÄÍøÂçЭÒéµÈÓŵãÔڸ߶ËͨÐÅÊг¡Õ¼¾ÝÁËÓÅÊÆµØÎ»£¬Ì«¶àÊýͨѶÉ豸¶¼²ÉÓÃVxWorks×÷Ϊ²Ù×÷ϵͳ¡£±¾ÎÄÏêϸ½éÉÜPPP¡¢PPPoEЭÒéÔÚVxWorksϵľßÌåʵÏÖ¡£

2 PPPºÍPPPOEЭÒé

IP½ÓÈëµÄ¹¦ÄܰüÀ¨¶¯Ì¬IPµØÖ··ÖÅä¡¢AAAºÍISP¶¯Ì¬Ñ¡Ôñ£¬ÊµÏÖÕâЩ¹¦ÄÜͨ³£ÐèÒªÓõ½Ò»¸öÖøÃûµÄ½ÓÈëЭÒé¼´PPPЭÒ飬PPPЭÒéÊÇÒ»³ÉÊìµÄIP½ÓÈëЭÒ飬֧³Ö¶àÖÖЭÒé·â×°£¬ÊµÏÖ¼òµ¥£¬Ò×ÓÚÓëÏÖÓеÄISPÅäºÏ¡£Ëü¾ßÓÐÁ´Â·²ãºÍÍøÂç²ãÅäÖúÍЭÉ̹¦ÄÜ£¬¿É·½±ãµØ×Ô¶¯·ÖÅäTP¡£PPP±¾ÉíÒ²ÊÇÒ»¸öÊý¾ÝÁ´Â·²ãЭÒ飬Ëü¿É²ÉÓò»Í¬µÄ´«Êä»úÖÆ´«ËÍ¡£³£ÓõÄÓÐHDLC¡¢ATMºÍÒÔÌ«Íø¡£³ÐÔØÔÚÒÔÌ«ÍøÉϵijÆÎªPPPoE(PPP over Ethernet)¡£

2.1 PPPoEЭÒé

RFC2516¶¨ÒåÁËÒ»ÖÖÔÚÒÔÌ«ÍøÉÏ´«ËÍPPPµÄ·½·¨¼´PPPoE¡£PPPoE·ÖΪ¶þ¸ö½×¶Î£¬¼´Discovery(µØÖ··¢ÏÖ)½×¶ÎºÍPPP»á»°½×¶Î¡£µ±Ä³¸öÖ÷»úÏ£Íû·¢ÆðÒ»¸öPPPoE»á»°Ê±£¬Ëü±ØÐëÊ×ÏÈÖ´ÐÐDiscoveryÀ´È·¶¨¶Ô·½µÄÒÔÌ«ÍøMACµØÖ·²¢½¨Á¢ÆðÒ»¸öPP-PoE»á»°±êʶ·ûSESSION_ID¡£ËäÈ»PPP¶¨ÒåµÄÊǶ˵½¶ËµÄ¶ÔµÈ¹ØÏµ£¬DiscoveryÈ´ÊÇÌìÉúµÄÒ»ÖÖ¿Í»§¶Ë-·þÎñÆ÷¹ØÏµ¡£ÔÚDiscoveryµÄ¹ý³ÌÖУ¬Ö÷»ú(×÷Ϊ¿Í»§¶Ë)·¢ÏÖij¸ö·ÃÎʼ¯ÖÐÆ÷(Access Concentrator£¬×÷Ϊ·þÎñÆ÷)£¬¸ù¾ÝÍøÂçµÄÍØÆË½á¹¹£¬Ö÷»úÄܹ»Óë²»Ö»Ò»¸öµÄ·ÃÎʼ¯ÖÐÆ÷ͨÐÅ¡£Discovery½×¶ÎÔÊÐíÖ÷»ú·¢ÏÖËùÓеķÃÎʼ¯ÖÐÆ÷²¢´ÓÖÐÑ¡ÔñÒ»¸ö¡£µ±Discovery½×¶Î³É¹¦Íê³Éºó£¬Ö÷»úºÍ·ÃÎʼ¯ÖÐÆ÷¶þÕß¶¼¾ß±¸ÁËÓÃÓÚÔÚÒÔÌ«ÍøÉϽ¨Á¢µãµ½µãÁ¬½ÓËùÐèµÄËùÓÐÐÅÏ¢¡£

(1)PPPoEµÄÖ¡¸ñʽºÍÖÖÀà

Discovery½×¶ÎËùÓеÄÒÔÌ«ÍøÖ¡µÄETHER_TYPEÓò¶¼ÉèÖÃΪ0x8863¡£PPP»á»°½×¶ÎÒÔÌ«ÍøÖ¡µÄETHER_TYPEÓò¶¼ÉèÖÃΪ0x8864¡£PPPoEµÄpayload²¿·Ö°üº¬O¸ö»ò¶à¸öTAG¡£Ò»¸öTAGÊÇÒ»¸öTLV(type-length-value)½á¹¹£¬TAG_TYPEÓòΪ16λֵ(ÍøÂç×Ö½ÚÐò)£¬RFC2516±ê×¼¸½Â¼AÁгöÁ˸÷ÖÖTAG_TYPEºÍTAG_VALUE¡£PPPoEµÄÖ¡¸ñʽÈçͼlËùʾ¡£

PPPoE discovery½×¶ÎÓÐ5ÖÖ»ù±¾µÄÖ¡£¬·Ö±ðΪPPPoE Active Discovery Initiation (PADI)¡¢PPPoE Active Discovery Offer(PADO)¡¢PPPoE Active Discovery Request (PADR)¡¢PPPoE Active Discovery Sessionconfirmation (PADS)¡¢PPPoE Active Discovery Terminate(PADT)¡£

(2)PPPoEµÄ¹¤×÷Á÷³Ì

PPPoE°üº¬¶þ¸ö½×¶Î£ºDiscoveryËÑË÷½×¶ÎºÍSession»á»°½×¶Î¡£PPPoE DiscoveryµÄÖ÷Òª²½ÖèΪ£º

1.Ö÷»ú·¢ËÍPADl·Ö×飬ÆäÄ¿µÄµØÖ·Îª¹ã²¥µØÖ·£¬»á»°IADΪ0(δ·ÖÅä)£»

2.ÈÎÒ»½ÓÈë·þÎñÆ÷ÊÕµ½PADI²¢ÈÎÌṩËùÐèµÄ·þÎñʱ£¬¾Í»ØËÍPADO·Ö×飬»á»°IADΪO£»

3.Ö÷»ú¿ÉÄÜÊÕµ½¶à¸öPADO£¬¸ù¾Ý·þÎñ¼°ÆäÌṩµÄ·þÎñÑ¡¶¨Ò»¸ö·þÎñÆ÷£¬È»ºóÏò¸Ã·þÎñÆ÷·¢ËÍPADR·Ö×飬ÆäÄ¿µÄµØÖ·Îª¸Ã·þÎñÆ÷µÄµ¥²¥µØÖ·¡£»á»°IDΪ0(δ·ÖÅä)£»

4.¸Ã·þÎñÆ÷ÊÕµ½PADRºóÉú³ÉÒ»¸öΨһµÄ»á»°ID£¬ÏòÖ÷»ú»ØËÍPADS·Ö×飬׼±¸Æô¶¯PPP¡£

µ±ËÑË÷½×¶ÎÍê³Éºó£¬PPPoEµÄHostÖ÷»ú´Ó½ÓÈë·þÎñÆ÷AC»ñȡһ¸öSession ID¡£ËÑË÷³É¹¦ºóÖ÷»úºÍ½ÓÈë·þÎñÆ÷Ö®¼ä¾Í¿ÉÒÔ½¨Á¢EthernetµÄPPPÁ¬½Ó,½øÈëPPP»á»°½×¶Î¡£

2.2 PPPЭÒé

(1)PPPЭÒé×é³É

PPPЭÒéÓÉIETF RFCl661¶¨Òå,Ö÷Òª°üº¬4¸ö²¿·Ö£º

1.Ö¡·â×°µÄ·½·¨£»

2.Á´Â·¿ØÖÆÐ­Òé(LCP-Link Control Protocol),Íê³ÉÏß·µÄÆô¶¯¡¢²âÊÔ¡¢ÈÎÑ¡²ÎÊýµÄЭÉ̺Í×îÖÕÏß·¶Ï¿ª¹¦ÄÜ£»

3.ÍøÂç¿ØÖÆÐ­Òé(NCP)£¬×î³£ÓõÄNCPЭÒéΪIP¿ØÖÆÐ­ÒéIPCP¡£ËüµÄÒ»¸öÖØÒª¹¦ÄܾÍÊǶ¯Ì¬·ÖÅäIPµØÖ·£»

4.Óû§ÈÏÖ¤£¬Ö÷Ҫͨ¹ýLCPЭÉ̲ÉÓúÎÖÖÈÏ֤ЭÒ飬µ«ÈÏ֤ЭÒé±¾Éí²»ÊÇPPPЭÒéµÄ·¶Î§¡£

PPP¿É·ÖΪÈý¸ö½×¶Î£ºLCPЭÉÌ¡¢ÈÏÖ¤ºÍNCPЭÉÌ¡£´ÓЭÒéÉÏÀ´Ëµ¿ÉÒÔ·ÖΪÈý¸ö×Ó²ã,ÿ²ã¿ÉÏòÏàÁÚµÄ×Ӳ㷢ËÍ¡°Up¡±»ò¡°Down¡±Ê¼þ¡£¡°Up¡±±íʾ¸Ã²ãÒѼ¤»î£¬¡°Down¡±±íʾ¸Ã²ãÒÑÖսᡣ¾ÍÕû¸ö½ÓÈë¹ý³Ì¶øÑÔ£¬»¹¿ÉÒÔÈÏΪLCP֮ϻ¹ÓÐÒ»¸öÎïÀí²ã,ÔÚÿ¸öNCPÖ®ÉÏ»¹ÓÐÒ»¸öÍøÂç½Ó¿Ú¡£

Ò»¸ö×Ó²ãµÄ¼¤»î(Up)Ðè¾ßÓÐÈý¸öʼþ£ºÉϲ㷢³ö¡°´ò¿ª¡±(Open)ÇëÇó,ϲãÊÕµ½¡°Up¡±Ê¼þ£»±¾²ãЭÉ̳ɹ¦¡£

ЭÒéµÄ»ù±¾¹ý³ÌΪ£ºÓû§Í¨¹ýij¸ö½Ó¿ÚÇëÇó½¨Á¢Á´Â·£¬´ËʱOpenʼþ·¢Ë͵½PPPµÄLCP×Ó²ã,µ±LCPÆô¶¯ºó£¬¼´ÇëÇó½¨Á¢ÎïÀíÁ´Â·£¬¿ªÊ¼PPPoEЭÉÌ£¬µ±PPPoEЭÉ̳ɹ¦ºó£¬¾ÍÏòLCP²ã·¢ËÍUpʼþ¡£È»ºóLCPÏò¶Ô¶Ë·¢ËÍЭÉÌÇëÇó£¬Ë«·½È·¶¨Á´Â·µÄÅäÖòÎÊýºó£¬LCPÏòÈÏÖ¤²ã·¢ËÍUpʼþ¡£ÈÏÖ¤³É¹¦ºó£¬ÔÚÏòNCP²ã·¢Upʼþ¡£Èç²»ÐèÒªÈÏÖ¤£¬Ôò¿ÉÖ±½ÓÏòNCP²ã·¢ËÍupʼþ¡£NCPЭÒéÊÕµ½Upʼþºó¿ªÊ¼NCP´¦Àí¡£ÀýÈçIPCPЭÒ齫¿ªÊ¼Ð­ÉÌIPµØÖ·µÈ¡£PPPÕý³£ÖÕ½á¹ý³ÌÊÇ£¬Ã¿¸öNCP·Ö±ðÖսᣬȻºóLCPÖսᣬ×îºóÎïÀí²ãÖսᡣµ«PPPʵÏÖ±ØÐëÄܹ»´¦ÀíÎïÀíÁ´Â·×ÔÐжϿª¡¢NCPÉÐδÖÕ½áʱLCPÏÈÐÐÖÕ½áµÄÒì³£Çé¿ö¡£

(2)PPPµÄ·â×°¸ñʽ

PPPPµÄ·â×°¸ñʽÈçÏÂ:

·¢Ë͵Ä˳ÐòÊÇ´Ó×óµ½ÓÒ¡£Protocol¶¨Òå±»·â×°µÄÊý¾Ý±¨µÄЭÒéÀàÐÍ£¬×î³£Óõļ¸ÖÖ¶¨ÒåΪ£º

3 ÔÚVxWorksϵÄʵÏÖ

3.1 PPPºÍPPPoEÊý¾Ý°üÊÕ·¢´¦ÀíÁ÷³Ì

ΪÁ˸üÇå³þµØ½éÉÜVxWorksϵÄPPPºÍPPPoEÊý¾Ý°üÊÕ·¢´¦ÀíÁ÷³Ì£¬ÏȽéÉÜÒ»ÏÂVx-WorksϵÄTCP/IPЭÒéÕ»µÄ½á¹¹¡£

PPPºÍPPPoEÔÚVxWorks TCP/IPЭÒéÕ»ÖеÄλÖÃÈçÏ£º

VxWorksµÄTCP/IPЭÒéÕ»Óë±ê×¼µÄBSDµÄTCP/IPЭÒéµÄ×î´ó²»Í¬ÔÚÓÚ¼ÓÈëÁËMUX²ã¡£MUX²ãµÄ×÷ÓÃÊǸºÔð¹ÜÀíЭÒé²ãºÍÇý¶¯²ãÖ®¼äµÄÏ໥×÷Óã¬Ê¹Ð­Òé²ãºÍÇý¶¯²ãÏ໥͸Ã÷¡£´Ó¶øÊ¹Ò»¸öVxWorks²Ù×÷ϵͳ¿ÉÒÔͬʱ֧³Ö¶à¸öЭÒéºÍÇý¶¯¡£PPPºÍPPPoE¶¼ÊôÓÚÁ´Â·²ãµÄЭÒ飬ËùÒÔ½éÓÚMUXºÍIP²ãÖ®¼ä¡£

PPPoE²ãÖ÷ҪʵÏÖPPPoE²¦ºÅ¹ý³ÌºÍ¶ÔÉϲãPPPµÄÊý¾Ý°ü½øÐÐPPPoE·â×°¡£PPPoEͨ¹ýMUX²ãµÄ½Ó¿Ú·¢ËÍ·½Ïò²ÉÓÃÒÔÌ«Íø·¢Ëͺ¯ÊýehterOutput·¢ËÍÊý¾Ý°ü£¬½ÓÊÕ·½ÏòÖ÷ÒªÊǵ÷ÓÃVxWorksÌṩµÄÔö¼Ó¹³×Óº¯ÊýetherInputHookAddÌí¼Ó×Ô¼ºµÄÒÔÌ«Íø¹³×Óº¯Êý¶ÔÒÔÌ«ÍøÖ¡ÀàÐÍΪ0x8863ºÍ0x8864µÄ°ü½øÐд¦Àí¡£ÈçÖ¡ÀàÐÍΪ0x8863£¬ÔòΪPPPoE Dis-covery°ü£¬ÈçΪ0x8864£¬ÔòΪPPPoE Session½×¶ÎµÄ°ü¾­²ð·â´¦ÀíºóË͵½PPP²ã´¦Àí¡£

PPP²ãÈí¼þÖ÷ҪʵÏÖLCPÁ´Â·½¨Á¢¡¢PPPÈÏÖ¤¡¢IPCPЭÉÌIPµØÖ·ºÍ¶ÔIPÊý¾Ý°üµÄPPP·â×°µÈ¹¦ÄÜ¡£

PPP²ãÓëIP²ãµÄ½Ó¿ÚÖ÷Ҫͨ¹ýÔÙÌí¼ÓÒ»¸öif_PPPµÄÍøÂç½Ó¿Ú¡£´ÓIP²ã¿´À´if_PPP½Ó¿ÚºÍÆÕͨµÄÍø¿ÚÉ豸ûʲô²»Í¬¡£if_ppp×÷ΪVxWorks TCP/IPЭÒéÕ»ÖеÄÒ»¸öÍøÂç½Ó¿Ú£¬¿ÉÒÔ·â×°IPÊý¾Ý°ü£¬²¢ÇÒÔÚPPPµÄÁ´Â·ÉÏÊÕ·¢IP°ü¡£PPPºÍPPPoE²ãÒ²ÓÐÏàÓ¦½Ó¿Úº¯Êý¡£·¢ËÍ·½ÏòPPPµÄÊý¾Ý°ü(ÎÞÂÛÊÇIP»¹ÊÇLCP¡¢IPCP)¶¼Í¨¹ýPPPoE²ã·â×°ºó·¢ËͳöÈ¥£»½ÓÊÕ·½Ïò£¬PPPoE²ãÊÕµ½°üÏȽøÐÐÅжϣ¬ÈçÊÇPPF°ü£¬¾Í½»PPP²ã´¦Àí¡£PPP²ã¸ù¾ÝЭÒéÀàÐÍ·Ö·¢µ½LCP¡¢IPCF¡¢IPµÈÏà¹ØÄ£¿é½øÐд¦Àí¡£Õû¸öPPPºÍPPPoEµÄÊÕ·¢°ü´¦ÀíÁ÷³ÌÈçͼ2Ëùʾ¡£

3.2 PPPºÍPPPoEÈí¼þÄ£¿éÉè¼Æ

Õû¸öPPPoE¡¢PPPÈí¼þÓÉPPP¡¢PPP Adapter¡¢PP-PoE Discovery¡¢PPPoE Session¡¢PPPoE Timer¡¢PPPoE Adpater¡¢PPPoE ConfigÄ£¿é×é³É£¬Èçͼ3Ëùʾ¡£

1)PPPÄ£¿éÖ÷ҪʵÏÖLCP¡¢IPCPºÍÈÏÈÃЭÒé(chap¡¢pap)µÈ£¬PPP»¹ÊµÏÖÒ»¸öÐéÄâµÄifnet½Ó¿Ú£¬ÊµÏÖ¶ÔÉϲãIP±¨µÄ·â×°ºÍ·Ö·¢´¦Àí¡£

2)PPP AdpaterÄ£¿éÖ÷ҪʵÏÖPPPºÍPPPoEÄ£¿éÖ®¼äµÄ½Ó¿ÚÊÊÅä¡£

3)PPPoE DiscovervÄ£¿éʵÏÖPPPoEµÄDiscov-ely½×¶ÎµÄ´¦Àí¡£

4)PPPoE SessionÄ£¿éʵÏÖPPPoEµÄSession½×¶ÎµÄ´¦Àí£¬Ö÷ÒªÊÇPPPoE·â×°ºÍ½â°ü´¦Àí¡£

5)PPPoE TimerÄ£¿éÖ÷ҪʵÏÖPPPoEÄ£¿éµÄ¶¨Ê±´¦Àí¹¦ÄÜ£¬ÓÃÓÚPPPoE Discovery½×¶ÎµÄ״̬»úÇл»´¦Àí¡£

6)PPPoE AdapaterÄ£¿éÖ÷ҪʵÏÖPPPoEµÄ°üµÄÊÕ·¢´¦Àí¡£

7)PPPoE ConfigÄ£¿éÖ÷ҪʵÏÖPPPºÍPPPoEµÄÏà¹ØÅäÖù¦ÄÜ¡£ÈçÅäÖÃÓû§ÃûÃÜÂëµÈ¡£

4 ½áÊøÓï

±¾ÎĽéÉÜÓ¦ÓÃPPPºÍPPPoEЭÒéʵÏÖVoIPµÄÓïÒô½ÓÈË·½·¨,Ïêϸ½éÉÜÁËPPP¡¢PPPoEЭÒéµÄÔ­Àí,ÌÖÂÛÁËPPPºÍPPPoEЭÒéÔÚVxWorks²Ù×÷ϵͳϵľßÌåʵÏÖ,¾ßÓÐÒ»¶¨µÄ¹¤³ÌÓ¦ÓüÛÖµ¡£

   
3123 ´Îä¯ÀÀ       30
Ïà¹ØÎÄÕ Ïà¹ØÎĵµ Ïà¹Ø¿Î³Ì



Éî¶È½âÎö£ºÇåÀíÀôúÂë
ÈçºÎ±àд³öÓµ±§±ä»¯µÄ´úÂë
ÖØ¹¹-ʹ´úÂë¸ü¼ò½àÓÅÃÀ
ÍŶÓÏîÄ¿¿ª·¢"±àÂë¹æ·¶"ϵÁÐÎÄÕÂ
ÖØ¹¹-¸ÄÉÆ¼ÈÓдúÂëµÄÉè¼Æ
Èí¼þÖØ¹¹v2
´úÂëÕû½àÖ®µÀ
¸ßÖÊÁ¿±à³Ì¹æ·¶
»ùÓÚHTML5¿Í»§¶Ë¡¢Web¶ËµÄÓ¦Óÿª·¢
HTML 5+CSS ¿ª·¢
ǶÈëʽC¸ßÖÊÁ¿±à³Ì
C++¸ß¼¶±à³Ì
×îл¼Æ»®
DeepSeek´óÄ£ÐÍÓ¦Óÿª·¢ 6-12[ÏÃÃÅ]
È˹¤ÖÇÄÜ.»úÆ÷ѧϰTensorFlow 6-22[Ö±²¥]
»ùÓÚ UML ºÍEA½øÐзÖÎöÉè¼Æ 6-30[±±¾©]
ǶÈëʽÈí¼þ¼Ü¹¹-¸ß¼¶Êµ¼ù 7-9[±±¾©]
Óû§ÌåÑé¡¢Ò×ÓÃÐÔ²âÊÔÓëÆÀ¹À 7-25[Î÷°²]
ͼÊý¾Ý¿âÓë֪ʶͼÆ× 8-23[±±¾©]

»ùÓÚÄ£Ð͵ÄÕû³µµç×ÓµçÆø¼Ü¹¹Éè¼Æ
ǶÈëʽÉ豸É쵀 Linux ϵͳ¿ª·¢
Linux µÄ²¢·¢¿É¹ÜÀí¹¤×÷¶ÓÁÐ
ARMǶÈëʽϵͳµÄÎÊÌâ×ܽá·ÖÎö
ǶÈëʽϵͳÉè¼ÆÓëʵÀý¿ª·¢
WinCE6.0µÄEBOOT¸ÅÒª


UML +RoseRealtime+ǶÈëʽ
C++ǶÈëʽϵͳ¿ª·¢
ǶÈëʽ°×ºÐ²âÊÔ
ÊÖ»úÈí¼þ²âÊÔ
ǶÈëʽÈí¼þ²âÊÔ
ǶÈëʽ²Ù×÷ϵͳVxWorks


Öйúº½¿Õ ǶÈëʽC¸ßÖÊÁ¿±à³Ì
ʹÓÃEAºÍUML½øÐÐǶÈëʽϵͳ·ÖÎöÉè¼Æ
»ùÓÚSysMLºÍEAµÄǶÈëʽϵͳ½¨Ä£
ÉϺ£Æû³µ ǶÈëʽÈí¼þ¼Ü¹¹Éè¼Æ
±±¾© ǶÈëʽC¸ßÖÊÁ¿±à³Ì
±±¾© ¸ßÖʸßЧǶÈëʽ¿ª·¢
Nagra linuxÄÚºËÓëÉ豸Çý¶¯Ô­Àí