{"id":385845,"date":"2022-06-02T08:37:53","date_gmt":"2022-06-02T06:37:53","guid":{"rendered":"https:\/\/www.ecinews.fr\/?p=385845"},"modified":"2022-06-02T08:37:53","modified_gmt":"2022-06-02T06:37:53","slug":"commutateurs-intelligents-i3c","status":"publish","type":"post","link":"https:\/\/www.ecinews.fr\/fr\/commutateurs-intelligents-i3c\/","title":{"rendered":"Commutateurs intelligents I3C"},"content":{"rendered":"<p>Am\u00e9liorant consid\u00e9rablement l&rsquo;\u00e9volutivit\u00e9 et la fiabilit\u00e9 tout en r\u00e9duisant la complexit\u00e9 des conceptions de syst\u00e8mes hautes performances, ces circuits permettent aux r\u00e9seaux \u00e0 plan de commande I3C avec plusieurs contr\u00f4leurs initiateurs, tels que le CPU et les Baseboard Management Controllers (BMC), de prendre en charge les cibles sur un grand r\u00e9seau physique fonctionnant \u00e0 pleine vitesse en am\u00e9liorant l&rsquo;int\u00e9grit\u00e9 du signal et en r\u00e9duisant la charge capacitive. Ils prennent \u00e9galement en charge les conceptions h\u00e9t\u00e9rog\u00e8nes en fournissant un d\u00e9calage du niveau des E\/S et un transfert de protocole pour les r\u00e9seaux mixtes I2C\/SMBus et I3C.<\/p>\n<p>Le bus MIPI I3C\u00a0est une interface de bus de contr\u00f4le \u00e9volutive pour connecter des p\u00e9riph\u00e9riques au processeur ou \u00e0 d&rsquo;autres contr\u00f4leurs de gestion. Il offre les avantages de performances \u00e9lev\u00e9es, d&rsquo;une fiabilit\u00e9 am\u00e9lior\u00e9e, d&rsquo;une tr\u00e8s faible consommation d&rsquo;\u00e9nergie et de faibles interf\u00e9rences \u00e9lectromagn\u00e9tiques (EMI). Tous ces avantages permettent de nouvelles fonctionnalit\u00e9s syst\u00e8me telles que la t\u00e9l\u00e9m\u00e9trie avanc\u00e9e, la r\u00e9cup\u00e9ration des pannes, la s\u00e9curit\u00e9 de la bande lat\u00e9rale, l&rsquo;authentification des composants et des temps de d\u00e9marrage plus rapides.<\/p>\n<p>Les conceptions de syst\u00e8mes actuelles utilisent souvent le protocole I2C h\u00e9rit\u00e9 et de simples commutateurs \u00e0 transistors \u00e0 effet de champ (FET) pour connecter les dispositifs initiateurs et cibles sur une carte m\u00e8re. Cette approche ne peut pas s&rsquo;adapter aux vitesses I3C, ce qui limite fondamentalement la gestion du syst\u00e8me aux capacit\u00e9s les plus rudimentaires. La nouvelle famille de commutateurs intelligents I3C de Renesas permet l&rsquo;extension de deux ports initiateurs (en amont) \u00e0 quatre, huit ports cibles ou plus \u00e0 vitesse maximale avec une connaissance et une conformit\u00e9 compl\u00e8te du protocole. La nouvelle famille de Renesas fournit \u00e9galement une traduction transparente entre les composants I3C et I2C permettant une compatibilit\u00e9 pr\u00eate \u00e0 l\u2019emploi compl\u00e8te des composants h\u00e9rit\u00e9s sur le r\u00e9seau \u00e0 plan de commande. Le commutateur intelligent I3C est le r\u00e9sultat d&rsquo;une \u00e9troite collaboration entre les \u00e9quipes de Renesas et d&rsquo;Intel, \u00e0 commencer par la conception, la d\u00e9finition des sp\u00e9cifications et d&rsquo;autres activit\u00e9s pr\u00e9-silicium. La collaboration s&rsquo;est poursuivie aux activit\u00e9s post-silicium, notamment le d\u00e9veloppement de logiciels et la validation au niveau des composants et du syst\u00e8me.<\/p>\n<p>&nbsp;<\/p>\n<p><a href=\"https:\/\/www.renesas.com\/us\/en\/products\/memory-logic\/memory-interface-products\/memory-multiplexers?utm_campaign=memory_i3cexpander_gen2&amp;utm_source=press_release&amp;utm_medium=press_release&amp;utm_content=i3c_lp\">www.renesas.com\/i3c<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Renesas Electronics a d\u00e9voil\u00e9 les premiers composants de commutation intelligents I3C ciblant les cartes m\u00e8res de serveur de nouvelle g\u00e9n\u00e9ration et d&rsquo;autres \u00e9quipements d&rsquo;infrastructure.<\/p>\n","protected":false},"author":36,"featured_media":385846,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[881],"tags":[936],"domains":[47],"ppma_author":[1154],"class_list":["post-385845","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-nouveaux-produits","tag-circuits-integres","domains-electronique-eci"],"acf":[],"yoast_head":"<title>Commutateurs intelligents I3C ...<\/title>\n<meta name=\"description\" content=\"Renesas Electronics a d\u00e9voil\u00e9 les premiers composants de commutation intelligents I3C ciblant les cartes m\u00e8res de serveur de nouvelle g\u00e9n\u00e9ration et...\" \/>\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\/385845\/\" 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