{"id":174509,"date":"2017-04-28T01:00:00","date_gmt":"2017-04-28T01:00:00","guid":{"rendered":"https:\/\/eenewseurope.artwhere.co\/microcontroleur-rf-basse-consommation-pour-les-systemes-connectes-sans-fil\/"},"modified":"2017-04-28T01:00:00","modified_gmt":"2017-04-28T01:00:00","slug":"microcontroleur-rf-basse-consommation-pour-les-systemes-connectes-sans-fil","status":"publish","type":"post","link":"https:\/\/www.ecinews.fr\/fr\/microcontroleur-rf-basse-consommation-pour-les-systemes-connectes-sans-fil\/","title":{"rendered":"Microcontr\u00f4leur RF basse consommation pour les syst\u00e8mes connect\u00e9s sans fil"},"content":{"rendered":"<p>Ce microcontr\u00f4leur RF permet une conception flexible et une fiabilit\u00e9 prouv\u00e9e, le tout dans un bo\u00eetier r\u00e9duit, ce qui le rend particuli\u00e8rement bien adapt\u00e9 pour les applications domestiques connect\u00e9es ainsi que pour les applications de ville intelligente et industrielles.<br \/>\nFace \u00e0 la demande croissante en syst\u00e8mes connect\u00e9s sans fil aliment\u00e9s par batterie, ce SiP, peu gourmand en \u00e9nergie, r\u00e9pond aux besoins stricts en mati\u00e8re de consommation \u00e9nerg\u00e9tique de ces march\u00e9s gr\u00e2ce \u00e0 des caract\u00e9ristiques qui am\u00e9liorent la long\u00e9vit\u00e9 des batteries de plusieurs ann\u00e9es.<br \/>\nLe circuit int\u00e8gre le microcontr\u00f4leur SAM L21 qui b\u00e9n\u00e9ficie de l\u2019architecture ARM Cortex M0+ dont le rendement \u00e9nerg\u00e9tique est un des meilleurs \u00e0 ce jour. Il est \u00e9galement dot\u00e9 de modes veille ultra faible consommation, avec des fonctions de r\u00e9veil \u00e0 partir des ports de communication s\u00e9rie ou des E\/S \u00e0 usage g\u00e9n\u00e9ral (GPIO), le tout en ne consommant pas plus de 500&nbsp;nA.<\/p>\n<p>Op\u00e9rationnel sur une plage de 769 MHz \u00e0 935&nbsp;MHz, ce syst\u00e8me sur puce offre aux d\u00e9veloppeurs la libert\u00e9 d&rsquo;impl\u00e9menter des r\u00e9seaux point \u00e0 point, en \u00e9toile ou maill\u00e9s. Les d\u00e9veloppeurs b\u00e9n\u00e9ficient de l\u2019aide constructeur pour d\u00e9marrer leur travail imm\u00e9diatement gr\u00e2ce \u00e0 la pile de protocole libre MiWi, pour les r\u00e9seaux point \u00e0 point\/en \u00e9toile. La possibilit\u00e9 de mise en r\u00e9seau maill\u00e9 sera propos\u00e9e ult\u00e9rieurement, dans le courant de l\u2019ann\u00e9e. Les n\u0153uds mis en \u0153uvre \u00e0 l\u2019aide du SiP peuvent \u00eatre distants d\u2019un kilom\u00e8tre, avec la possibilit\u00e9 de doubler la port\u00e9e en topologie en \u00e9toile. Quand il est utilis\u00e9 en r\u00e9seau maill\u00e9, le circuit offre une large zone de couverture fiable pour des applications telles que l\u2019\u00e9clairage public, les fermes solaires ou d\u2019\u00e9oliennes.<\/p>\n<hr \/>\n<p>Les d\u00e9veloppeurs peuvent commencer le prototypage imm\u00e9diatement gr\u00e2ce \u00e0 la carte de d\u00e9veloppement ATSAMR30-XPRO. Tr\u00e8s pratique et dot\u00e9e d&rsquo;une interface USB, cette carte est compatible avec le kit de d\u00e9veloppement logiciel (SDK) Atmel Studio 7.<\/p>\n<p>D\u2019un excellent rapport co\u00fbt\/efficacit\u00e9, ce microcontr\u00f4leur RF est propos\u00e9 en bo\u00eetiers QFN-32 et QFN-48, sous les r\u00e9f\u00e9rences respectives ATSAMR30E18 et ATSAMR30G18, les deux conditionn\u00e9s en bande ou en plateau.<\/p>\n<p><a href=\"http:\/\/www.microchip.com\/samr30\" target=\"_blank\" rel=\"noopener\">www.microchip.com\/samr30<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Encapsul\u00e9 dans un bo\u00eetier compact de 5 x 5 mm, le microcontr\u00f4leur RF mono puce SAM R30 de Microchip est un syst\u00e8me sur puce (SiP) qui int\u00e8gre un microcontr\u00f4leur ultra faible consommation avec un module radio 802.15.4 pour les bandes de fr\u00e9quences inf\u00e9rieures \u00e0 1 GHz, assurant ainsi un allongement de la dur\u00e9e de vie des batteries de plusieurs ann\u00e9es.<\/p>\n","protected":false},"author":9,"featured_media":174510,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[881],"tags":[906,916],"domains":[47],"ppma_author":[1141],"class_list":["post-174509","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-nouveaux-produits","tag-mpus-mcus-fr","tag-rf-transmission-fr","domains-electronique-eci"],"acf":[],"yoast_head":"<title>Microcontr\u00f4leur RF basse consommation pour les syst\u00e8mes conne...<\/title>\n<meta name=\"description\" content=\"Encapsul\u00e9 dans un bo\u00eetier compact de 5 x 5 mm, le microcontr\u00f4leur RF mono puce SAM R30 de Microchip est un syst\u00e8me sur puce (SiP) qui int\u00e8gre un...\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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