{"id":230596,"date":"2014-07-24T22:00:00","date_gmt":"2014-07-24T22:00:00","guid":{"rendered":"https:\/\/eenewseurope.artwhere.co\/calculateur-compactpci-plusio-securise-avec-support-de-qnx\/"},"modified":"2014-07-24T22:00:00","modified_gmt":"2014-07-24T22:00:00","slug":"calculateur-compactpci-plusio-securise-avec-support-de-qnx","status":"publish","type":"post","link":"https:\/\/www.ecinews.fr\/fr\/calculateur-compactpci-plusio-securise-avec-support-de-qnx\/","title":{"rendered":"Calculateur CompactPCI PlusIO s\u00e9curis\u00e9 avec support de QNX"},"content":{"rendered":"<p>Deux des trois processeurs Intel Atom E680T &agrave; 1,6 GHz de la carte sont configur&eacute;s en unit&eacute; de contr&ocirc;le redondante avec 512 Mo de RAM DDR2, ex&eacute;cutant un BSP Safe QNX. En outre, chaque CPU de contr&ocirc;le dispose d&rsquo;un circuit superviseur qui suit les conditions environnementales et place le syst&egrave;me dans un &eacute;tat s&ucirc;r, par exemple, en cas de d&eacute;passement de la temp&eacute;rature maximale. La carte est con&ccedil;ue pour fonctionner entre -40 &deg;C et +85 &deg;C.<br \/>\nAvec le syst&egrave;me d&rsquo;exploitation s&eacute;curis&eacute; (noyau Safe QNX), les signaux d&rsquo;un processeur d&eacute;faillant sont bloqu&eacute;s (architecture &agrave; silence sur d&eacute;faillance ou fail-silent), et le syst&egrave;me complet est arr&ecirc;t&eacute; en cas d&rsquo;erreur (s&eacute;curit&eacute; intrins&egrave;que ou fail-safe), provoquant, par exemple, l&rsquo;arr&ecirc;t d&rsquo;un train.<br \/>\nDot&eacute; de 1 Go de DDR2, le troisi&egrave;me processeur Atom de la carte g&egrave;re les E\/S et transmet les commandes des CPU de contr&ocirc;le &agrave; travers une interface de communication bas&eacute;e sur un FPGA. Ce processeur d&rsquo;E\/S n&rsquo;ex&eacute;cute pas de syst&egrave;me d&rsquo;exploitation s&eacute;curis&eacute;. Il est plac&eacute; dans ce qu&rsquo;on appelle un &quot;canal noir&quot;. La s&eacute;curit&eacute; des communications entre l&rsquo;unit&eacute; de contr&ocirc;le et les E\/S est assur&eacute;e par des protocoles de communication d&eacute;velopp&eacute;s conform&eacute;ment &agrave; la norme EN 50159 relative &agrave; la s&eacute;curit&eacute; des communications dans les syst&egrave;mes de transmission.\n<\/p>\n<hr \/>\n<p>La face avant de la carte est d&eacute;di&eacute;e aux E\/S standard et comprend une interface VGA, deux ports Fast Ethernet et deux ports USB, tandis que le connecteur arri&egrave;re J2 offre un port PCI Express, quatre ports USB, un port SATA et deux ports Fast Ethernet.<br \/>\nPour augmenter encore la disponibilit&eacute; du syst&egrave;me, il est possible de coupler deux cartes pour former un cluster. Une centrale d&rsquo;acquisition d&rsquo;&eacute;v&eacute;nements impl&eacute;ment&eacute;e sur la carte permet de suivre et de relire les &eacute;v&eacute;nements du mat&eacute;riel et de l&rsquo;application.<br \/>\nLa carte est livr&eacute;e avec un package de certification pour le mat&eacute;riel et pour le syst&egrave;me d&rsquo;exploitation (QNX+BSP) qui aide &agrave; certifier la conformit&eacute; du syst&egrave;me au niveau de s&eacute;curit&eacute; SIL 4. Ce package comprend &eacute;galement le rapport d&rsquo;&eacute;valuation, l&rsquo;analyse de s&ucirc;ret&eacute;, le guide utilisateur pour la s&ucirc;ret&eacute; et le certificat T&Uuml;V S&Uuml;D. Ainsi, les utilisateurs de cet ensemble conforme SIL acc&eacute;l&egrave;rent la mise sur le march&eacute; de leur application finale, minimisent le risque par rapport &agrave; une solution propri&eacute;taire, r&eacute;duisent le co&ucirc;t et b&eacute;n&eacute;ficient d&rsquo;une conformit&eacute; SIL 4 certifiable et d&rsquo;une fonctionnalit&eacute; s&ucirc;re. <\/p>\n<\/p>\n<p><a href=\"http:\/\/www.men.de\/products\/02F075P.html\" target=\"_blank\" title=\"www.men.de\/products\/02F075P\" rel=\"noopener\">www.men.de\/products\/02F075P<\/a><\/p>\n<p><\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Particuli\u00e8rement d\u00e9di\u00e9 aux applications ferroviaires, le calculateur monocarte (SBC) s\u00e9curis\u00e9 F75P de MEN Mikro Elektronik int\u00e8gre la s\u00fbret\u00e9 de fonctionnement directement sur la carte gr\u00e2ce \u00e0 deux processeurs Intel Atom redondants. Le syst\u00e8me d\u2019exploitation s\u00e9curis\u00e9 Safe QNX et son package de certification en font une solution cl\u00e9s en mains pour la certification SIL 4.<\/p>\n","protected":false},"author":22,"featured_media":230597,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[881],"tags":[],"domains":[47],"ppma_author":[1149],"class_list":["post-230596","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-nouveaux-produits","domains-electronique-eci"],"acf":[],"yoast_head":"<title>Calculateur CompactPCI PlusIO s\u00e9curis\u00e9 avec support de QNX ...<\/title>\n<meta name=\"description\" content=\"Particuli\u00e8rement d\u00e9di\u00e9 aux applications ferroviaires, le calculateur monocarte (SBC) s\u00e9curis\u00e9 F75P de MEN Mikro Elektronik int\u00e8gre la s\u00fbret\u00e9 de...\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.ecinews.fr\/fr\/wp-json\/wp\/v2\/posts\/230596\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Calculateur CompactPCI PlusIO s\u00e9curis\u00e9 avec support de QNX\" \/>\n<meta property=\"og:description\" content=\"Particuli\u00e8rement d\u00e9di\u00e9 aux applications ferroviaires, le calculateur monocarte (SBC) s\u00e9curis\u00e9 F75P de MEN Mikro Elektronik int\u00e8gre la s\u00fbret\u00e9 de fonctionnement directement sur la carte gr\u00e2ce \u00e0 deux processeurs Intel Atom redondants. 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