{"id":223737,"date":"2012-03-05T23:00:00","date_gmt":"2012-03-05T23:00:00","guid":{"rendered":"https:\/\/eenewseurope.artwhere.co\/microcontroleurs-8-bits-a-usage-general\/"},"modified":"2012-03-05T23:00:00","modified_gmt":"2012-03-05T23:00:00","slug":"microcontroleurs-8-bits-a-usage-general","status":"publish","type":"post","link":"https:\/\/www.ecinews.fr\/fr\/microcontroleurs-8-bits-a-usage-general\/","title":{"rendered":"Microcontr\u00f4leurs 8 bits \u00e0 usage g\u00e9n\u00e9ral"},"content":{"rendered":"<p style=\"margin:0cm;margin-bottom:.0001pt;line-height:133%\" class=\"MsoNormal\">Ces circuits sont &eacute;quip&eacute;s d&rsquo;un p&eacute;riph&eacute;rique COG, g&eacute;n&eacute;rateur de sortie compl&eacute;mentaire, qui permet d&rsquo;obtenir des formes d&rsquo;onde compl&eacute;mentaires sans chevauchement pour les entr&eacute;es du type comparateurs ou p&eacute;riph&eacute;riques PWM de modulation en largeur d&rsquo;impulsion, tout en permettant le contr&ocirc;le de bande morte, l&rsquo;arr&ecirc;t automatique, la r&eacute;initialisation automatique, le contr&ocirc;le de phase et le contr&ocirc;le de blanking (suppression). En outre, ces circuits sont dot&eacute;s d&rsquo;une m&eacute;moire FLASH programmable in-situ en lecture\/&eacute;criture de 1,75&nbsp;ko, de 64 octets de RAM, d&rsquo;un CAN&nbsp;10 bits int&eacute;gr&eacute;, de modules de capture\/comparaison PWM, de comparateurs tr&egrave;s performants avec un temps de r&eacute;ponse atteignant les 40&nbsp;ns, ainsi que de deux E\/S de 50&nbsp;mA.<\/p>\n<p style=\"margin:0cm;margin-bottom:.0001pt;line-height:132%\" class=\"MsoNormal\">Les d&eacute;veloppeurs doivent sans cesse am&eacute;liorer les performances et l&rsquo;efficacit&eacute; des syst&egrave;mes tout en maintenant les co&ucirc;ts syst&egrave;me au plus bas, en particulier sur les derni&egrave;res applications d&rsquo;&eacute;clairage par LED et de chargeurs de batteries. Gr&acirc;ce &agrave; leurs nombreux p&eacute;riph&eacute;riques &agrave; usage g&eacute;n&eacute;ral ou sp&eacute;cifique, tels le COG int&eacute;gr&eacute;, les comparateurs tr&egrave;s performants et des sorties 50&nbsp;mA pour le pilotage direct de FET, ces produits r&eacute;pondent &agrave; ces exigences. De plus, le mod&egrave;le haute tension, PIC12HV752, int&egrave;gre un r&eacute;gulateur de shunt autorisant une tension de fonctionnement comprise entre 2&nbsp;V et une tension maximum non sp&eacute;cifi&eacute;e, d&eacute;finie par l&rsquo;utilisateur, avec un courant en fonctionnement inf&eacute;rieur &agrave; 2&nbsp;mA. En outre, le CAN 10&nbsp;bits &agrave; 4 canaux peut &ecirc;tre utilis&eacute; pour impl&eacute;menter diff&eacute;rents capteurs et applications de d&eacute;tection mTouch, y compris le tactile capacitif.<\/p>\n<p style=\"margin:0cm;margin-bottom:.0001pt;line-height:133%\" class=\"MsoNormal\">Ces microcontr&ocirc;leurs sont compatibles avec la suite standard d&rsquo;outils de d&eacute;veloppement Microchip, comprenant l&rsquo;environnement MPLAB auquel s&rsquo;ajoutent le PICkit 3 (PG164130), le MPLAB REAL ICE (DV244005) et l&rsquo;outil de d&eacute;bogage\/programmation MPLAB ICD3 (DV164035). Les d&eacute;veloppeurs peuvent &eacute;galement utiliser le compilateur de Microchip HI-TECH C pour microcontr&ocirc;leurs PIC10\/12\/16 (SW500010 et SW500005).<\/p>\n<p style=\"margin:0cm;margin-bottom:.0001pt;line-height:133%\" class=\"MsoNormal\">Ces circuits sont conditionn&eacute;s en bo&icirc;tiers DFN&nbsp;3&nbsp;x&nbsp;3&nbsp;mm &agrave; 8 broches, ainsi qu&rsquo;en bo&icirc;tiers PDIP et SOIC &agrave; 18&nbsp;broches.<\/p>\n<p style=\"margin:0cm;margin-bottom:.0001pt;line-height:130%\" class=\"MsoNormal\">&nbsp;<\/p>\n<p style=\"margin:0cm;margin-bottom:.0001pt;line-height:133%\" class=\"MsoNormal\"><a title=\"www.microchip.com\" target=\"_blank\" href=\"http:\/\/www.microchip.com\/get\/37J4\" rel=\"noopener\">www.microchip.com\/get\/37J4<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Microchip annonce le lancement d\u2019une gamme de microcontr\u00f4leurs 8 bits, les PIC12F(HV)752, dot\u00e9s de p\u00e9riph\u00e9riques analogiques et num\u00e9riques nouvelle g\u00e9n\u00e9ration, bien adapt\u00e9s pour des applications \u00e0 usage g\u00e9n\u00e9ral comme les chargeurs de batteries, l&rsquo;\u00e9clairage par LED, la commande de ballasts, les applications de conversion d\u2019\u00e9nergie et de contr\u00f4le-commande de syst\u00e8mes.<\/p>\n","protected":false},"author":22,"featured_media":223738,"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-223737","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-nouveaux-produits","domains-electronique-eci"],"acf":[],"yoast_head":"<title>Microcontr\u00f4leurs 8 bits \u00e0 usage g\u00e9n\u00e9ral ...<\/title>\n<meta name=\"description\" content=\"Microchip annonce le lancement d\u2019une gamme de microcontr\u00f4leurs 8 bits, les PIC12F(HV)752, dot\u00e9s de p\u00e9riph\u00e9riques 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