{"id":137994,"date":"2017-11-20T03:31:44","date_gmt":"2017-11-20T03:31:44","guid":{"rendered":"https:\/\/\/isit-introduit-une-pile-canopen-safety-certifiable-sil3\/"},"modified":"2017-11-20T03:31:44","modified_gmt":"2017-11-20T03:31:44","slug":"isit-introduit-une-pile-canopen-safety-certifiable-sil3","status":"publish","type":"post","link":"https:\/\/www.ecinews.fr\/fr\/isit-introduit-une-pile-canopen-safety-certifiable-sil3\/","title":{"rendered":"ISIT introduit une Pile CANopen Safety Certifiable SIL3"},"content":{"rendered":"<p>Le bus CAN, initi\u00e9 par Bosch en 1991 et normalis\u00e9 en 1993 (ISO 11898), connait une croissance ininterrompue depuis ses d\u00e9buts, d\u00e9bordant largement du cadre de l\u2019automobile. Il a prouv\u00e9 par sa robustesse, sa fiabilit\u00e9, sa simplicit\u00e9 et le faible co\u00fbt associ\u00e9 \u00e0 sa mise \u0153uvre qu\u2019il \u00e9tait le protocole id\u00e9al pour le contr\u00f4le de r\u00e9seaux temps r\u00e9els, au c\u00f4t\u00e9 d\u2019Ethernet d\u00e9di\u00e9 \u00e0 des applications n\u00e9cessitant une plus grande bande passante pour les donn\u00e9es. En 2016, 1.5 milliards de n\u0153uds CAN ont \u00e9t\u00e9 d\u00e9ploy\u00e9s (source CiA). La couche d\u2019application CANopen fournit les m\u00e9canismes flexibles et performants pour la configuration, le diagnostic et la supervision du r\u00e9seau, avec la d\u00e9finition de profils rendant possible la conception de produits interop\u00e9rables. La conception d\u2019un syst\u00e8me s\u2019en trouve grandement simplifi\u00e9e.<\/p>\n<p>Du fait de sa normalisation, de sa robustesse et de ses performances, le protocole CANopen est un choix pertinent pour de nombreuses applications qui doivent faire communiquer entre eux des \u00e9quipements embarqu\u00e9s. De ce fait, un nombre croissant d\u2019applications \u00ab&nbsp;safety&nbsp;\u00bb, pour lesquelles la suret\u00e9 de fonctionnement est un enjeu majeur, n\u00e9cessitent de r\u00e9pondre \u00e0 des normes contraignantes et doivent faire l\u2019objet d\u2019une certification de la part d\u2019un organisme ind\u00e9pendant. En l\u2019absence de produits \u00ab&nbsp;COTS&nbsp;\u00bb, les concepteurs doivent d\u00e9finir leur propre sous ensemble du protocole, en assurer le codage puis la certification, processus qui engendre des co\u00fbts tr\u00e8s significatifs, g\u00e9n\u00e8re des d\u00e9lais importants (d\u00e9veloppement, test, certification\u2026) et n\u00e9cessite une tr\u00e8s forte expertise, tant en mati\u00e8re de protocole que de d\u00e9veloppement certifi\u00e9.<\/p>\n<p>ISIT_COSAFE_LC, la pile CANopen Safety Certifiable d\u2019ISIT r\u00e9pond aux besoins de ces applications et permet d\u2019utiliser les avantages du protocole CANopen tout en b\u00e9n\u00e9ficiant des \u00e9l\u00e9ments n\u00e9cessaires pour la certification du produit final aupr\u00e8s d\u2019un organisme agr\u00e9\u00e9&nbsp;: ensemble documentaire, plans de tests unitaires et d\u2019int\u00e9gration, rapports de tests. Ainsi la pile ISIT_COSAFE_LC am\u00e8ne un gain de temps tr\u00e8s important sur l\u2019ensemble du projet, une assurance concernant la certification de la couche protocolaire, et donc une \u00e9conomie sensible pour ce type de projet.<\/p>\n<p>Livr\u00e9e sous forme de code source C, ind\u00e9pendante de la plateforme CPU\/OS, ISIT_COSAFE_LC peut aussi fonctionner sans syst\u00e8me d\u2019exploitation (NullOS).&nbsp;<\/p>\n<p>Sur demande, ISIT peut effectuer le portage de la pile dans votre syst\u00e8me et r\u00e9aliser les jeux de tests n\u00e9cessaires pour aborder le processus de certification en toute s\u00e9r\u00e9nit\u00e9.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Propos\u00e9e par ISIT, COSAFE_LC est une pile CANopen certifiable, seul produit COTS existant sur le march\u00e9, facilitant ainsi la certification d\u2019un produit exploitant le protocole CANopen.<\/p>\n","protected":false},"author":9,"featured_media":137995,"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-137994","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-nouveaux-produits","domains-electronique-eci"],"acf":[],"yoast_head":"<title>ISIT introduit une Pile CANopen Safety Certifiable SIL3 ...<\/title>\n<meta name=\"description\" content=\"Propos\u00e9e par ISIT, COSAFE_LC est une pile CANopen certifiable, seul produit COTS existant sur le march\u00e9, facilitant ainsi la certification d\u2019un produit...\" \/>\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\/137994\/\" \/>\n<meta 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