{"id":228698,"date":"2013-12-10T23:00:00","date_gmt":"2013-12-10T23:00:00","guid":{"rendered":"https:\/\/eenewseurope.artwhere.co\/pont-controleur-usb-vers-spi-compact-a-hautes-performances\/"},"modified":"2013-12-10T23:00:00","modified_gmt":"2013-12-10T23:00:00","slug":"pont-controleur-usb-vers-spi-compact-a-hautes-performances","status":"publish","type":"post","link":"https:\/\/www.ecinews.fr\/fr\/pont-controleur-usb-vers-spi-compact-a-hautes-performances\/","title":{"rendered":"Pont contr\u00f4leur USB vers SPI compact \u00e0 hautes performances"},"content":{"rendered":"<p>Avec la prolif&eacute;ration d&rsquo;USB dans le monde de l&rsquo;embarqu&eacute;, les d&eacute;veloppeurs recherchent des solutions &eacute;conomiques pour acc&eacute;l&eacute;rer la mise sur le march&eacute;. Con&ccedil;u dans cet esprit, ce pont contr&ocirc;leur leur permet d&rsquo;ajouter la fonctionnalit&eacute; USB &agrave; leurs applications sans avoir besoin de l&rsquo;expertise en logiciel, firmware ou mat&eacute;riel USB habituellement n&eacute;cessaire avec les alternatives plus complexes. Il compl&egrave;te le portefeuille d&rsquo;interfaces intelligentes propri&eacute;taire s&eacute;rie CP21xx en ajoutant un pont SPI &agrave; la gamme populaire de solutions d&rsquo;interfaces USB vers UART, I2C\/SMBus et I2S.<br \/>\nLes fonctions et p&eacute;riph&eacute;riques incluses dans la puce de ce contr&ocirc;leur haute int&eacute;gration &eacute;liminent le besoin de composants externes, ce qui r&eacute;duit le co&ucirc;t de nomenclature (BOM) et l&rsquo;espace occup&eacute; sur la carte. Le dispositif int&egrave;gre un contr&ocirc;leur\/&eacute;metteur-r&eacute;cepteur USB 2.0 full-speed, un contr&ocirc;leur SPI assurant les communications avec une large gamme d&rsquo;esclaves SPI aliment&eacute;s sous des tensions aussi basses que 1,8 V, une m&eacute;moire programmable de 348 octets, un mode USB sans cristal et un r&eacute;gulateur de 5 V, 100 mA. Pour donner une souplesse de conception maximale, le contr&ocirc;leur SPI configurable peut communiquer avec un maximum de 11 esclaves SPI en utilisant n&rsquo;importe laquelle de ses 11 broches GPIO comme chip-select, o&ugrave; &ecirc;tre configur&eacute; pour d&rsquo;autres fonctions pour &eacute;liminer des circuits et composants externes. En outre, caract&eacute;ris&eacute; par un tr&egrave;s haut d&eacute;bit, ce pont contr&ocirc;leur USB full-speed atteint 6,6 Mbit\/s en lecture et 5,8 Mbit\/s en &eacute;criture.<br \/>\n&quot;Les d&eacute;veloppeurs sont de plus en plus nombreux &agrave; s&rsquo;appuyer sur nos interfaces intelligentes &eacute;conomiques et faciles d&rsquo;emploi pour faciliter l&rsquo;ajout d&rsquo;USB aux syst&egrave;mes embarqu&eacute;s,&quot; d&eacute;clare Geir Forre, senior vice-pr&eacute;sident et directeur g&eacute;n&eacute;ral de l&rsquo;activit&eacute; microcontr&ocirc;leurs de Silicon Labs. &quot;Nous avons con&ccedil;u le pont USB vers SPI CP2130 en pensant &agrave; la simplicit&eacute;, en cr&eacute;ant une interface tr&egrave;s int&eacute;gr&eacute;e qui offre aux d&eacute;veloppeurs tout ce dont ils ont besoin pour ajouter USB en r&eacute;duisant le co&ucirc;t, la complexit&eacute; et le temps de mise sur le march&eacute;.&quot;<br \/>\nEncapsul&eacute; en bo&icirc;tier compact QFN24 de 4 x 4 mm, ce pont USB-vers-SPI est compl&eacute;t&eacute; par le kit d&rsquo;&eacute;valuation USB vers SPI CP2130EK pour assurer sa compl&egrave;te &eacute;valuation et personnalisation. Il est bien adapt&eacute; pour une multitude d&rsquo;applications incluant les dongles USB, les tablettes, les contr&ocirc;leurs et testeurs portables, les lecteurs de glyc&eacute;mie, les stations de docking, les points de vente, les modules d&rsquo;acquisition de donn&eacute;es et les lecteurs de cartes. <\/p>\n<\/p>\n<p><a title=\"www.silabs.com\/USB-Bridge\" target=\"_blank\" href=\"http:\/\/www.silabs.com\/USB-Bridge\" rel=\"noopener\">www.silabs.com\/USB-Bridge<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>En plus d\u2019un d\u00e9bit \u00e0 la pointe de l\u2019industrie, le pont contr\u00f4leur USB vers SPI CP2130 de Silicon Labs pr\u00e9sente une capacit\u00e9 de configuration exceptionnelle et une haute int\u00e9gration de circuits \u00e0 signal mixte dans un bo\u00eetier compact de 4 x 4 mm. Cette solution cl\u00e9s en mains pour interfacer un h\u00f4te USB et un bus SPI dispose de pilotes pour les syst\u00e8mes d\u2019exploitation Windows, OS X et Linux. Elle convient aussi bien pour les nouveaux d\u00e9veloppements que pour ajouter la fonctionnalit\u00e9 USB aux conceptions anciennes, dans une large gamme d\u2019applications.<\/p>\n","protected":false},"author":22,"featured_media":228699,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[881],"tags":[],"domains":[47],"ppma_author":[1149],"class_list":["post-228698","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-nouveaux-produits","domains-electronique-eci"],"acf":[],"yoast_head":"<title>Pont contr\u00f4leur USB vers SPI compact \u00e0 hautes performances ...<\/title>\n<meta name=\"description\" content=\"En plus d\u2019un d\u00e9bit \u00e0 la pointe de l\u2019industrie, le pont contr\u00f4leur USB vers SPI CP2130 de Silicon Labs pr\u00e9sente une capacit\u00e9 de configuration...\" \/>\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\/228698\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Pont contr\u00f4leur USB vers SPI compact \u00e0 hautes performances\" \/>\n<meta property=\"og:description\" content=\"En plus d\u2019un d\u00e9bit \u00e0 la pointe de l\u2019industrie, le pont contr\u00f4leur USB vers SPI CP2130 de Silicon Labs pr\u00e9sente une capacit\u00e9 de configuration exceptionnelle et une haute int\u00e9gration de circuits \u00e0 signal mixte dans un bo\u00eetier compact de 4 x 4 mm. Cette solution cl\u00e9s en mains pour interfacer un h\u00f4te USB et un bus SPI dispose de pilotes pour les syst\u00e8mes d\u2019exploitation Windows, OS X et Linux. 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