{"id":146,"date":"2025-07-31T15:21:00","date_gmt":"2025-07-31T13:21:00","guid":{"rendered":"https:\/\/sciences-tec.fr\/cours\/cahierdetexte4\/2025\/07\/31\/415-elea-evaluation\/"},"modified":"2026-03-09T14:50:14","modified_gmt":"2026-03-09T13:50:14","slug":"415-elea-evaluation","status":"publish","type":"post","link":"https:\/\/sciences-tec.fr\/cours\/cahierdetexte4\/?p=146","title":{"rendered":"4#15 Arduino : Portail"},"content":{"rendered":"\n<div class=\"wp-block-buttons is-content-justification-center is-layout-flex wp-container-core-buttons-is-layout-a89b3969 wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link wp-element-button\" href=\"https:\/\/sciences-tec.fr\/cours\/cahierdetexte4\/?p=143\">Revoir l&rsquo;activit\u00e9 Portail Arduino 1 et refaire l&rsquo;exercice capteurs et actionneurs<\/a><\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\">Commande manuelle (filaire)<\/h2>\n\n\n\n<p>On ne peut modifier que la vitesse et le sens de rotation d&rsquo;un moteur \u00e9lectrique. C&rsquo;est pourquoi on y associe un syst\u00e8me d&rsquo;asservissement pour atteindre des positions et les maintenir. Ce syst\u00e8me est appel\u00e9 un servo-moteur. Nous allons utiliser un servo-moteur pour ouvrir et fermer le portail en lui indiquant simplement un  un angle de rotation.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1015\" height=\"303\" src=\"https:\/\/sciences-tec.fr\/cours\/cahierdetexte4\/wp-content\/uploads\/sites\/3\/2026\/01\/servo-moteur.jpg\" alt=\"\" class=\"wp-image-1189\" srcset=\"https:\/\/sciences-tec.fr\/cours\/cahierdetexte4\/wp-content\/uploads\/sites\/3\/2026\/01\/servo-moteur.jpg 1015w, https:\/\/sciences-tec.fr\/cours\/cahierdetexte4\/wp-content\/uploads\/sites\/3\/2026\/01\/servo-moteur-300x90.jpg 300w, https:\/\/sciences-tec.fr\/cours\/cahierdetexte4\/wp-content\/uploads\/sites\/3\/2026\/01\/servo-moteur-768x229.jpg 768w\" sizes=\"auto, (max-width: 1015px) 100vw, 1015px\" \/><\/figure>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p>Programme 1<br><br>Si le bouton poussoir est appuy\u00e9,<br>Alors le portail s&rsquo;ouvre et la LED s&rsquo;allume,<br>Sinon le portail est ferm\u00e9 et la LED est \u00e9teinte.<\/p>\n<\/blockquote>\n\n\n\n<p>Voici le programme&#8230; mais une erreur s&rsquo;est gliss\u00e9e :<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"622\" height=\"405\" src=\"https:\/\/sciences-tec.fr\/cours\/cahierdetexte4\/wp-content\/uploads\/sites\/3\/2026\/03\/ouverture_manuelle.png\" alt=\"\" class=\"wp-image-1246\" srcset=\"https:\/\/sciences-tec.fr\/cours\/cahierdetexte4\/wp-content\/uploads\/sites\/3\/2026\/03\/ouverture_manuelle.png 622w, https:\/\/sciences-tec.fr\/cours\/cahierdetexte4\/wp-content\/uploads\/sites\/3\/2026\/03\/ouverture_manuelle-300x195.png 300w\" sizes=\"auto, (max-width: 622px) 100vw, 622px\" \/><\/figure>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p>Programme 2<br><br>Si le bouton poussoir est appuy\u00e9,<br>Alors le portail s&rsquo;ouvre et la LED clignote toute les secondes,<br>Sinon le portail est ferm\u00e9 et la LED est \u00e9teinte.<\/p>\n<\/blockquote>\n\n\n\n<h2 class=\"wp-block-heading\">T\u00e9l\u00e9commande (sans fil)<\/h2>\n\n\n\n<p>Remplace le bouton poussoir par un capteur Infra-rouge (IR).<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"800\" src=\"https:\/\/sciences-tec.fr\/cours\/cahierdetexte4\/wp-content\/uploads\/sites\/3\/2026\/02\/IR.jpg\" alt=\"\" class=\"wp-image-1211\" srcset=\"https:\/\/sciences-tec.fr\/cours\/cahierdetexte4\/wp-content\/uploads\/sites\/3\/2026\/02\/IR.jpg 800w, https:\/\/sciences-tec.fr\/cours\/cahierdetexte4\/wp-content\/uploads\/sites\/3\/2026\/02\/IR-300x300.jpg 300w, https:\/\/sciences-tec.fr\/cours\/cahierdetexte4\/wp-content\/uploads\/sites\/3\/2026\/02\/IR-150x150.jpg 150w, https:\/\/sciences-tec.fr\/cours\/cahierdetexte4\/wp-content\/uploads\/sites\/3\/2026\/02\/IR-768x768.jpg 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p>Programme 3<br><br>Si le bouton poussoir de la t\u00e9l\u00e9commande est appuy\u00e9,<br>Alors le portail s&rsquo;ouvre et la LED s&rsquo;allume,<br>Sinon le portail est ferm\u00e9 et la LED est \u00e9teinte.<\/p>\n<\/blockquote>\n\n\n\n<h2 class=\"wp-block-heading\">Avec cellules de d\u00e9tection des franchissements \/ pr\u00e9sence<\/h2>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img decoding=\"async\" src=\"https:\/\/sciences-tec.fr\/cours\/wp-content\/uploads\/2025\/07\/portail2-1.jpg\" alt=\"\" class=\"wp-image-4418\"\/><\/figure>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p>Programmation 4<br><br>Voici un programme \u00e0 am\u00e9liorer, le buzzer doit sonner pendant 2 secondes lorsqu&rsquo;un objet est d\u00e9tect\u00e9 dans le passage du portail : <\/p>\n<\/blockquote>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"812\" height=\"580\" src=\"https:\/\/sciences-tec.fr\/cours\/cahierdetexte4\/wp-content\/uploads\/sites\/3\/2026\/02\/auto_avec_cellules.png\" alt=\"\" class=\"wp-image-1215\" srcset=\"https:\/\/sciences-tec.fr\/cours\/cahierdetexte4\/wp-content\/uploads\/sites\/3\/2026\/02\/auto_avec_cellules.png 812w, https:\/\/sciences-tec.fr\/cours\/cahierdetexte4\/wp-content\/uploads\/sites\/3\/2026\/02\/auto_avec_cellules-300x214.png 300w, https:\/\/sciences-tec.fr\/cours\/cahierdetexte4\/wp-content\/uploads\/sites\/3\/2026\/02\/auto_avec_cellules-768x549.png 768w\" sizes=\"auto, (max-width: 812px) 100vw, 812px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Toutes options !<\/h2>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p>Programme 5<br><br>R\u00e9alise un programme qui permet d&rsquo;ouvrir le portail avec la t\u00e9l\u00e9commande et de prot\u00e9ger les v\u00e9hicules avec la d\u00e9tection de pr\u00e9sence. Le portail se referme automatiquement&#8230;<\/p>\n<\/blockquote>\n","protected":false},"excerpt":{"rendered":"<p>Commande manuelle (filaire) On ne peut modifier que la vitesse et le sens de rotation d&rsquo;un moteur \u00e9lectrique. C&rsquo;est pourquoi on y associe un syst\u00e8me d&rsquo;asservissement pour atteindre des positions et les maintenir. Ce syst\u00e8me est appel\u00e9 un servo-moteur. Nous allons utiliser un servo-moteur pour ouvrir et fermer le portail en lui indiquant simplement un [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":61,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[9],"tags":[6],"class_list":["post-146","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-structure-fonctionnement-comportement-des-objets-et-des-systemes-techniques-a-comprendre","tag-4eme"],"acf":[],"mb":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>4#15 Arduino : Portail - TECHNOLOGIE | 4\u00e8me CONTENU DE LA S\u00c9ANCE<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/sciences-tec.fr\/cours\/cahierdetexte4\/?p=146\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"4#15 Arduino : Portail - TECHNOLOGIE | 4\u00e8me CONTENU DE LA S\u00c9ANCE\" \/>\n<meta property=\"og:description\" content=\"Commande manuelle (filaire) On ne peut modifier que la vitesse et le sens de rotation d&rsquo;un moteur \u00e9lectrique. C&rsquo;est pourquoi on y associe un syst\u00e8me d&rsquo;asservissement pour atteindre des positions et les maintenir. Ce syst\u00e8me est appel\u00e9 un servo-moteur. Nous allons utiliser un servo-moteur pour ouvrir et fermer le portail en lui indiquant simplement un [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/sciences-tec.fr\/cours\/cahierdetexte4\/?p=146\" \/>\n<meta property=\"og:site_name\" content=\"TECHNOLOGIE | 4\u00e8me CONTENU DE LA S\u00c9ANCE\" \/>\n<meta property=\"article:published_time\" content=\"2025-07-31T13:21:00+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-03-09T13:50:14+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/sciences-tec.fr\/cours\/cahierdetexte4\/wp-content\/uploads\/sites\/3\/2025\/07\/elea.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"600\" \/>\n\t<meta property=\"og:image:height\" content=\"206\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Nicolas Savalle\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u00c9crit par\" \/>\n\t<meta name=\"twitter:data1\" content=\"Nicolas Savalle\" \/>\n\t<meta name=\"twitter:label2\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/sciences-tec.fr\\\/cours\\\/cahierdetexte4\\\/?p=146#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/sciences-tec.fr\\\/cours\\\/cahierdetexte4\\\/?p=146\"},\"author\":{\"name\":\"Nicolas Savalle\",\"@id\":\"https:\\\/\\\/sciences-tec.fr\\\/cours\\\/cahierdetexte4\\\/#\\\/schema\\\/person\\\/b171e5f401707ffaefb35f3a9b01ce68\"},\"headline\":\"4#15 Arduino : Portail\",\"datePublished\":\"2025-07-31T13:21:00+00:00\",\"dateModified\":\"2026-03-09T13:50:14+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/sciences-tec.fr\\\/cours\\\/cahierdetexte4\\\/?p=146\"},\"wordCount\":259,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\\\/\\\/sciences-tec.fr\\\/cours\\\/cahierdetexte4\\\/#\\\/schema\\\/person\\\/b171e5f401707ffaefb35f3a9b01ce68\"},\"image\":{\"@id\":\"https:\\\/\\\/sciences-tec.fr\\\/cours\\\/cahierdetexte4\\\/?p=146#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/sciences-tec.fr\\\/cours\\\/cahierdetexte4\\\/wp-content\\\/uploads\\\/sites\\\/3\\\/2025\\\/07\\\/IMG_8149-scaled.jpeg\",\"keywords\":[\"4\u00e8me\"],\"articleSection\":[\"Structure, fonctionnement, comportement : des OST \u00e0 comprendre\"],\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/sciences-tec.fr\\\/cours\\\/cahierdetexte4\\\/?p=146#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/sciences-tec.fr\\\/cours\\\/cahierdetexte4\\\/?p=146\",\"url\":\"https:\\\/\\\/sciences-tec.fr\\\/cours\\\/cahierdetexte4\\\/?p=146\",\"name\":\"4#15 Arduino : Portail - 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