{"id":85746,"date":"2019-06-07T06:10:48","date_gmt":"2019-06-07T06:10:48","guid":{"rendered":"https:\/\/\/developper-et-controler-des-appareils-pour-jouer-de-la-musique\/"},"modified":"2019-06-07T06:10:48","modified_gmt":"2019-06-07T06:10:48","slug":"developper-et-controler-des-appareils-pour-jouer-de-la-musique","status":"publish","type":"post","link":"https:\/\/www.ecinews.fr\/fr\/developper-et-controler-des-appareils-pour-jouer-de-la-musique\/","title":{"rendered":"D\u00e9velopper et contr\u00f4ler des appareils pour jouer de la musique"},"content":{"rendered":"<p>Le support de la classe MIDI&nbsp;permet \u00e0 la pile USB h\u00f4te d\u2019interagir&nbsp;directement avec des&nbsp;appareils musicaux&nbsp;comme&nbsp;des s\u00e9quenceurs, batteries \u00e9lectroniques, samplers, synth\u00e9tiseurs&nbsp;ou tout autre \u00e9quipement \u00e9quip\u00e9 d\u2019un contr\u00f4leur MIDI.&nbsp;Cette classe MIDI de Segger&nbsp;est compatible avec&nbsp;des&nbsp;p\u00e9riph\u00e9riques disposants de plusieurs ports&nbsp;MIDI&nbsp;et permet l\u2019envoi et la r\u00e9ception de commandes MIDI.&nbsp;Elle est \u00e9galement \u00e0 m\u00eame de d\u00e9tecterautomatiquement la connexion et la d\u00e9connexion d\u2019un p\u00e9riph\u00e9rique MIDI sur le port USB de l\u2019\u00e9quipement.<\/p>\n<p>Segger a \u00e9galement con\u00e7u&nbsp;un grand nombre d\u2019applications&nbsp;exemples pour&nbsp;montrer la simplicit\u00e9 de mise en \u0153uvre de cette classe&nbsp;MIDI.&nbsp;Notamment un projet de&nbsp;Lecteur MIDI&nbsp;permettant de lire un fichier MIDI standard via un synth\u00e9tiseur MIDI connect\u00e9 and affichant, en temps r\u00e9el, les notes du piano ainsi que les paroles d\u2019accompagnement.Un autre exemple, combine la classe existante HID avec cette nouvelle&nbsp;classe MIDI pour la pile emUSB-Host dans le but&nbsp;de convertir un clavier de PC standard&nbsp;en un contr\u00f4leur MIDI capable de piloter un synth\u00e9tiseur ou tout autre&nbsp;instrument de g\u00e9n\u00e9ration de son.<\/p>\n<p>emUSB-Host est conforme aux sp\u00e9cifications standard USB d\u00e9finies par le forum des d\u00e9veloppeurs USB. Il prend en charge tous les modes de transfert (contr\u00f4le, en masse, interruption, isochrone) \u00e0 toutes les vitesses. La gestion des canaux USB et les m\u00e9canismes \u00e9tendus de r\u00e9cup\u00e9ration d\u2019erreur n\u00e9cessiares pour un fonctionnement fiable sont mis en \u0153uvre en interne. Des proc\u00e9dures de test sophistiqu\u00e9es garantissent la fiabilit\u00e9 et la qualit\u00e9 du logiciel h\u00f4te USB.<\/p>\n<p>La conception modulaire d&#8217;emUSB-Host permet aux applications d&rsquo;acc\u00e9der directement \u00e0 l&rsquo;interface de programmation de l&rsquo;h\u00f4te USB ou d&rsquo;utiliser des API expos\u00e9es par les pilotes de classe.<\/p>\n<p>Tous ces \u00e9l\u00e9ments, associ\u00e9s \u00e0 la compacit\u00e9 et aux performances de la stack Segger, font de emUSB-Host le choix de r\u00e9f\u00e9rence pour des designs embarqu\u00e9s professionnels utilisant des connexions USB.<\/p>\n<p><a href=\"http:\/\/www.segger.com\">www.segger.com<\/a><\/p>\n<p><a href=\"http:\/\/www.isit.fr\">www.isit.fr<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Distribu\u00e9 en France par ISIT, SEGGER, le sp\u00e9cialiste allemand des outils mat\u00e9riels et logiciels de d\u00e9bogage et de d\u00e9veloppement pour les applications embarqu\u00e9es introduit le support de la Classe MIDI dans sa pile USB h\u00f4te, emUSB-Host.<\/p>\n","protected":false},"author":9,"featured_media":85747,"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-85746","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-nouveaux-produits","domains-electronique-eci"],"acf":[],"yoast_head":"<title>D\u00e9velopper et contr\u00f4ler des appareils pour jouer de la musique ...<\/title>\n<meta name=\"description\" content=\"Distribu\u00e9 en France par ISIT, SEGGER, le sp\u00e9cialiste allemand des outils mat\u00e9riels et logiciels de d\u00e9bogage et de d\u00e9veloppement pour les applications...\" \/>\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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