{"id":137990,"date":"2017-11-20T23:03:44","date_gmt":"2017-11-20T23:03:44","guid":{"rendered":"https:\/\/\/ameliorez-le-temps-de-reponse-aux-evenements-systeme-critiques-sur-bus-can\/"},"modified":"2017-11-20T23:03:44","modified_gmt":"2017-11-20T23:03:44","slug":"ameliorez-le-temps-de-reponse-aux-evenements-systeme-critiques-sur-bus-can","status":"publish","type":"post","link":"https:\/\/www.ecinews.fr\/fr\/ameliorez-le-temps-de-reponse-aux-evenements-systeme-critiques-sur-bus-can\/","title":{"rendered":"Am\u00e9liorez le temps de r\u00e9ponse aux \u00e9v\u00e8nements syst\u00e8me critiques sur bus CAN"},"content":{"rendered":"<p>Le principal avantage d&rsquo;un microcontr\u00f4leur K83 utilis\u00e9 sur un syst\u00e8me avec bus CAN est que les CIP offrent une r\u00e9ponse d\u00e9terministe aux \u00e9v\u00e8nements en temps r\u00e9el, r\u00e9duisent le temps de conception et peuvent \u00eatre configur\u00e9s facilement gr\u00e2ce au g\u00e9n\u00e9rateur de code MPLAB\u00ae Code Configurator.<\/p>\n<p>La nouvelle famille se r\u00e9v\u00e8le id\u00e9ale pour les applications avec bus CAN, dans les secteurs du m\u00e9dical, de l\u2019industrie et de l\u2019automobile, telles que les tables d\u2019op\u00e9ration motoris\u00e9es, le tra\u00e7age d\u2019objets, les machines \u00e0 ultrasons, les tapis roulants et les accessoires automobiles. Les p\u00e9riph\u00e9riques CIP permettent aux d\u00e9veloppeurs de r\u00e9duire les d\u00e9lais de mise sur le march\u00e9 gr\u00e2ce \u00e0 une configuration rapide des p\u00e9riph\u00e9riques mat\u00e9riels, plut\u00f4t que de devoir \u00e9crire une routine logicielle compl\u00e8te pour accomplir la t\u00e2che, et de devoir la valider.&nbsp;<\/p>\n<p>Les composants PIC18 K83 int\u00e8grent 15 p\u00e9riph\u00e9riques CIP repr\u00e9sentant un gain de temps, parmi lesquels&nbsp;: le contr\u00f4le de redondance cyclique (CRC) avec analyse de la m\u00e9moire garantissant l\u2019int\u00e9grit\u00e9 de la m\u00e9moire non volatile, l\u2019acc\u00e8s direct \u00e0 la m\u00e9moire (DMA) permettant le transfert de donn\u00e9es entre la m\u00e9moire et les p\u00e9riph\u00e9riques sans intervention du CPU, un temporisateur watchdog \u00e0 fen\u00eatre (WWDT) pour d\u00e9clencher les r\u00e9initialisations du syst\u00e8me, un convertisseur A\/N 12 bits avec unit\u00e9 de calcul (ADC<sup>2<\/sup>) permettant une analyse automatique du signal analogique pour une r\u00e9ponse syst\u00e8me en temps r\u00e9el, et un g\u00e9n\u00e9rateur de forme d\u2019onde compl\u00e9mentaire (CWG) permettant une commutation synchrone tr\u00e8s efficace pour la commande de moteur. Pour plus d\u2019informations sur ces p\u00e9riph\u00e9riques CIP, rendez-vous sur&nbsp;: <a href=\"http:\/\/www.microchip.com\/design-centers\/8-bit\/peripherals\/core-independent\/overview\">Centre de conception pour microcontr\u00f4leurs 8 bits<\/a>.&nbsp;<\/p>\n<p>Ces nouveaux produits sont compatibles avec le g\u00e9n\u00e9rateur de code MPLAB Code Configurator, un plug-in logiciel gratuit qui offre une interface graphique permettant de configurer les p\u00e9riph\u00e9riques et fonctions sp\u00e9cifiques \u00e0 chaque application. MPLAB Code Configurator est int\u00e9gr\u00e9 \u00e0 l\u2019environnement de d\u00e9veloppement MPLAB X de Microchip, disponible en t\u00e9l\u00e9chargement, ainsi qu\u2019\u00e0 l\u2019environnement de d\u00e9veloppement en ligne MPLAB Xpress. La famille est \u00e9galement compatible avec la carte de d\u00e9veloppement Curiosity pour grands bo\u00eetiers (HPC).<\/p>\n<p>Les \u00e9chantillons du PIC18F25K83, dot\u00e9 de 32&nbsp;ko de m\u00e9moire Flash, et du PIC18F26K83, dot\u00e9 de 64&nbsp;ko de m\u00e9moire Flash, sont disponibles imm\u00e9diatement, ainsi que leur production en volume. Chacun de ces composants est disponible en bo\u00eetier \u00e0 28&nbsp;broches SPDIP, SOIC, SSOP, UQFN et QFN.<\/p>\n<p><a href=\"http:\/\/www.microchip.com\/k83\">www.microchip.com\/k83<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Microchip annonce le d\u00e9veloppement de sa ligne de produits PIC18 avec une nouvelle famille de microcontr\u00f4leurs 8\u00a0bits qui associe un bus CAN \u00e0 un r\u00e9seau complet de p\u00e9riph\u00e9riques ind\u00e9pendants du c\u0153ur. Les p\u00e9riph\u00e9riques CIP augmentent les capacit\u00e9s syst\u00e8me tout en facilitant la cr\u00e9ation d\u2019applications bas\u00e9es sur un bus CAN, sans la complexit\u00e9 d\u2019un logiciel suppl\u00e9mentaire.<\/p>\n","protected":false},"author":9,"featured_media":137991,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[881],"tags":[],"domains":[47],"ppma_author":[1141],"class_list":["post-137990","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-nouveaux-produits","domains-electronique-eci"],"acf":[],"yoast_head":"<title>Am\u00e9liorez le temps de r\u00e9ponse aux \u00e9v\u00e8nements syst\u00e8me criti...<\/title>\n<meta name=\"description\" content=\"Microchip annonce le d\u00e9veloppement de sa ligne de produits PIC18 avec une nouvelle famille de microcontr\u00f4leurs 8\u00a0bits qui associe un bus CAN \u00e0 un r\u00e9seau...\" \/>\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\/137990\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Am\u00e9liorez le temps de r\u00e9ponse aux \u00e9v\u00e8nements syst\u00e8me critiques sur bus CAN\" \/>\n<meta property=\"og:description\" content=\"Microchip annonce le d\u00e9veloppement de sa ligne de produits PIC18 avec une nouvelle famille de microcontr\u00f4leurs 8\u00a0bits qui associe un bus CAN \u00e0 un r\u00e9seau complet de p\u00e9riph\u00e9riques ind\u00e9pendants du c\u0153ur. 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