{"id":1497,"date":"2026-08-18T12:05:22","date_gmt":"2026-08-18T10:05:22","guid":{"rendered":"https:\/\/www.du-man.net\/wordpress\/?p=1497"},"modified":"2026-08-19T18:23:16","modified_gmt":"2026-08-19T16:23:16","slug":"exercice-n2-chronometrage-dune-course-dendurance","status":"publish","type":"post","link":"https:\/\/www.du-man.net\/wordpress\/exercice-n2-chronometrage-dune-course-dendurance\/","title":{"rendered":"Activit\u00e9 n\u00b02 : Chronom\u00e9trage d&rsquo;une course d&rsquo;endurance"},"content":{"rendered":"\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p>Projet lanc\u00e9 avec les classes de 4\u1d49 : comment automatiser le chronom\u00e9trage d&rsquo;une course d&rsquo;endurance.<\/p>\n\n\n\n<p>La solution retenue a \u00e9t\u00e9 d&rsquo;utiliser la technologie RFID.<br>Sur chaque couloir de chronom\u00e9trage, un module de chronom\u00e9trage<\/p>\n\n\n\n<p> compos\u00e9 de :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Une carte Micro:bit : 18\u20ac<br><a href=\"https:\/\/www.gotronic.fr\/art-carte-micro-bit-v2-34688.htm\">https:\/\/www.gotronic.fr\/art-carte-micro-bit-v2-34688.htm<\/a><\/li>\n\n\n\n<li>Un shield pour la carte Micro:bit : 6,80\u20ac<br><a href=\"https:\/\/www.gotronic.fr\/art-carte-d-extension-gravity-micro-io-mbt0008-30120.htm\">https:\/\/www.gotronic.fr\/art-carte-d-extension-gravity-micro-io-mbt0008-30120.htm<\/a><\/li>\n\n\n\n<li>Un capteur RFID rc522 : 9,90\u20ac<br><a href=\"https:\/\/www.gotronic.fr\/art-module-rfid-13-56-mhz-tag-rc522-25651.htm\">https:\/\/www.gotronic.fr\/art-module-rfid-13-56-mhz-tag-rc522-25651.htm<\/a><\/li>\n\n\n\n<li>Une batterie de r\u00e9cup\u00e9ration<\/li>\n\n\n\n<li>Un support d&rsquo;alimentation pour cette batterie : 2,13\u20ac<br><a href=\"https:\/\/fr.aliexpress.com\/item\/32966657059.html?\">https:\/\/fr.aliexpress.com\/item\/32966657059.html<\/a><\/li>\n\n\n\n<li>200 autocollants RFID 13.56Mhz : 50\u20ac<br><a href=\"https:\/\/fr.aliexpress.com\/item\/1005006312102732.html\">https:\/\/fr.aliexpress.com\/item\/1005006312102732.html<\/a><\/li>\n<\/ul>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"882\" height=\"639\" src=\"https:\/\/www.du-man.net\/wordpress\/wp-content\/uploads\/2025\/05\/chrono.vdr_.arbitrage2.jpg\" alt=\"\" class=\"wp-image-1162\" style=\"width:575px;height:417px\" srcset=\"https:\/\/www.du-man.net\/wordpress\/wp-content\/uploads\/2025\/05\/chrono.vdr_.arbitrage2.jpg 882w, https:\/\/www.du-man.net\/wordpress\/wp-content\/uploads\/2025\/05\/chrono.vdr_.arbitrage2-300x217.jpg 300w, https:\/\/www.du-man.net\/wordpress\/wp-content\/uploads\/2025\/05\/chrono.vdr_.arbitrage2-768x556.jpg 768w\" sizes=\"auto, (max-width: 882px) 100vw, 882px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"628\" src=\"https:\/\/www.du-man.net\/wordpress\/wp-content\/uploads\/2025\/05\/chrono.vdr_.bracelet.jpg\" alt=\"\" class=\"wp-image-1164\" style=\"width:483px;height:379px\" srcset=\"https:\/\/www.du-man.net\/wordpress\/wp-content\/uploads\/2025\/05\/chrono.vdr_.bracelet.jpg 800w, https:\/\/www.du-man.net\/wordpress\/wp-content\/uploads\/2025\/05\/chrono.vdr_.bracelet-300x236.jpg 300w, https:\/\/www.du-man.net\/wordpress\/wp-content\/uploads\/2025\/05\/chrono.vdr_.bracelet-768x603.jpg 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/figure>\n<\/div>\n<\/div>\n\n\n\n<h3 class=\"wp-block-heading\">Montage<\/h3>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"784\" height=\"662\" src=\"https:\/\/www.du-man.net\/wordpress\/wp-content\/uploads\/2026\/08\/image-22.png\" alt=\"\" class=\"wp-image-1501\" srcset=\"https:\/\/www.du-man.net\/wordpress\/wp-content\/uploads\/2026\/08\/image-22.png 784w, https:\/\/www.du-man.net\/wordpress\/wp-content\/uploads\/2026\/08\/image-22-300x253.png 300w, https:\/\/www.du-man.net\/wordpress\/wp-content\/uploads\/2026\/08\/image-22-768x648.png 768w\" sizes=\"auto, (max-width: 784px) 100vw, 784px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">Boitier<\/h3>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"675\" src=\"https:\/\/www.du-man.net\/wordpress\/wp-content\/uploads\/2026\/08\/boitier-chrono-1-1024x675.png\" alt=\"\" class=\"wp-image-1503\" style=\"width:602px;height:auto\" srcset=\"https:\/\/www.du-man.net\/wordpress\/wp-content\/uploads\/2026\/08\/boitier-chrono-1-1024x675.png 1024w, https:\/\/www.du-man.net\/wordpress\/wp-content\/uploads\/2026\/08\/boitier-chrono-1-300x198.png 300w, https:\/\/www.du-man.net\/wordpress\/wp-content\/uploads\/2026\/08\/boitier-chrono-1-768x506.png 768w, https:\/\/www.du-man.net\/wordpress\/wp-content\/uploads\/2026\/08\/boitier-chrono-1-1536x1012.png 1536w, https:\/\/www.du-man.net\/wordpress\/wp-content\/uploads\/2026\/08\/boitier-chrono-1-2048x1350.png 2048w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<div class=\"wp-block-file\"><a id=\"wp-block-file--media-542e3616-c3e4-41cc-ac0f-5710129cf308\" href=\"http:\/\/www.du-man.net\/wordpress\/wp-content\/uploads\/2026\/08\/Boitier-badger-V3.zip\">Boitier badger V3<\/a><a href=\"http:\/\/www.du-man.net\/wordpress\/wp-content\/uploads\/2026\/08\/Boitier-badger-V3.zip\" class=\"wp-block-file__button wp-element-button\" download aria-describedby=\"wp-block-file--media-542e3616-c3e4-41cc-ac0f-5710129cf308\">T\u00e9l\u00e9charger<\/a><\/div>\n\n\n\n<h3 class=\"wp-block-heading\">Programmation<\/h3>\n\n\n\n<p>Dans Makecode, d\u00e9marrer un nouveau projet, et ajouter l&rsquo;extension <a href=\"https:\/\/github.com\/du-man-net\/RFID_RC522\">https:\/\/github.com\/du-man-net\/RFID_RC522<\/a><br><\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"366\" height=\"189\" src=\"https:\/\/www.du-man.net\/wordpress\/wp-content\/uploads\/2026\/08\/Capture-decran-2026-08-19-155656.png\" alt=\"\" class=\"wp-image-1510\" srcset=\"https:\/\/www.du-man.net\/wordpress\/wp-content\/uploads\/2026\/08\/Capture-decran-2026-08-19-155656.png 366w, https:\/\/www.du-man.net\/wordpress\/wp-content\/uploads\/2026\/08\/Capture-decran-2026-08-19-155656-300x155.png 300w\" sizes=\"auto, (max-width: 366px) 100vw, 366px\" \/><\/figure>\n\n\n\n<p>R\u00e9digez le programme suivant (tr\u00e8s simple !)<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"669\" src=\"https:\/\/www.du-man.net\/wordpress\/wp-content\/uploads\/2026\/08\/image-23-1024x669.png\" alt=\"\" class=\"wp-image-1509\" srcset=\"https:\/\/www.du-man.net\/wordpress\/wp-content\/uploads\/2026\/08\/image-23-1024x669.png 1024w, https:\/\/www.du-man.net\/wordpress\/wp-content\/uploads\/2026\/08\/image-23-300x196.png 300w, https:\/\/www.du-man.net\/wordpress\/wp-content\/uploads\/2026\/08\/image-23-768x501.png 768w, https:\/\/www.du-man.net\/wordpress\/wp-content\/uploads\/2026\/08\/image-23.png 1095w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Cr\u00e9ation de l&rsquo;activit\u00e9<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Cr\u00e9ation d&rsquo;une nouvelle activit\u00e9.<\/li>\n\n\n\n<li>Dans les propri\u00e9t\u00e9s de l&rsquo;activit\u00e9, choisir endurance. <\/li>\n\n\n\n<li>Le temps minimum entre 2 enregistrements emp\u00e8che les \u00e9l\u00e8ves de badger plusieurs fois.<\/li>\n\n\n\n<li>Il faut ensuite faire des exports de toutes les classes depuis pronote. et importer chaque fichier dans chronoVDR<\/li>\n<\/ul>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"250\" height=\"210\" src=\"http:\/\/www.du-man.net\/wordpress\/wp-content\/uploads\/2025\/05\/image-53.png\" alt=\"\" class=\"wp-image-1389\"\/><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"391\" height=\"356\" src=\"https:\/\/www.du-man.net\/wordpress\/wp-content\/uploads\/2026\/08\/image-24.png\" alt=\"\" class=\"wp-image-1512\" srcset=\"https:\/\/www.du-man.net\/wordpress\/wp-content\/uploads\/2026\/08\/image-24.png 391w, https:\/\/www.du-man.net\/wordpress\/wp-content\/uploads\/2026\/08\/image-24-300x273.png 300w\" sizes=\"auto, (max-width: 391px) 100vw, 391px\" \/><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"252\" height=\"380\" src=\"https:\/\/www.du-man.net\/wordpress\/wp-content\/uploads\/2026\/08\/image-26.png\" alt=\"\" class=\"wp-image-1514\" srcset=\"https:\/\/www.du-man.net\/wordpress\/wp-content\/uploads\/2026\/08\/image-26.png 252w, https:\/\/www.du-man.net\/wordpress\/wp-content\/uploads\/2026\/08\/image-26-199x300.png 199w\" sizes=\"auto, (max-width: 252px) 100vw, 252px\" \/><\/figure>\n<\/div>\n<\/div>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Noubliez pas de rentrer la classe pour chaque fichier<\/li>\n\n\n\n<li>Il faut ensuite ajouter tous les participants dans l&rsquo;activit\u00e9<\/li>\n\n\n\n<li>Pour enregistrer le code RFID (TAG) de chaque \u00e9l\u00e8ve, il suffit de cliquer dans la cellule, et d&rsquo;approcher le badge du badger r\u00e9alis\u00e9 ci-dessus. Le badge est enregistr\u00e9, et l&rsquo;\u00e9dition du badge suivant d\u00e9marre.<\/li>\n\n\n\n<li>Pour arr\u00e9ter cliquez n&rsquo;importe ou, mais pas dans la cellule !<\/li>\n\n\n\n<li>Pour effacer le TAG RFID, cliquer une nouvelle fois dans la cellule.<\/li>\n<\/ul>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"510\" height=\"519\" src=\"https:\/\/www.du-man.net\/wordpress\/wp-content\/uploads\/2026\/08\/image-27.png\" alt=\"\" class=\"wp-image-1515\" srcset=\"https:\/\/www.du-man.net\/wordpress\/wp-content\/uploads\/2026\/08\/image-27.png 510w, https:\/\/www.du-man.net\/wordpress\/wp-content\/uploads\/2026\/08\/image-27-295x300.png 295w\" sizes=\"auto, (max-width: 510px) 100vw, 510px\" \/><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"323\" height=\"119\" src=\"https:\/\/www.du-man.net\/wordpress\/wp-content\/uploads\/2026\/08\/image-28.png\" alt=\"\" class=\"wp-image-1516\" srcset=\"https:\/\/www.du-man.net\/wordpress\/wp-content\/uploads\/2026\/08\/image-28.png 323w, https:\/\/www.du-man.net\/wordpress\/wp-content\/uploads\/2026\/08\/image-28-300x111.png 300w\" sizes=\"auto, (max-width: 323px) 100vw, 323px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"386\" height=\"507\" src=\"http:\/\/www.du-man.net\/wordpress\/wp-content\/uploads\/2025\/05\/image-63.png\" alt=\"\" class=\"wp-image-1401\" srcset=\"https:\/\/www.du-man.net\/wordpress\/wp-content\/uploads\/2025\/05\/image-63.png 386w, https:\/\/www.du-man.net\/wordpress\/wp-content\/uploads\/2025\/05\/image-63-228x300.png 228w\" sizes=\"auto, (max-width: 386px) 100vw, 386px\" \/><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"419\" height=\"147\" src=\"https:\/\/www.du-man.net\/wordpress\/wp-content\/uploads\/2026\/08\/Capture-decran-2026-08-19-171134-1.png\" alt=\"\" class=\"wp-image-1522\" srcset=\"https:\/\/www.du-man.net\/wordpress\/wp-content\/uploads\/2026\/08\/Capture-decran-2026-08-19-171134-1.png 419w, https:\/\/www.du-man.net\/wordpress\/wp-content\/uploads\/2026\/08\/Capture-decran-2026-08-19-171134-1-300x105.png 300w\" sizes=\"auto, (max-width: 419px) 100vw, 419px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"413\" height=\"176\" src=\"https:\/\/www.du-man.net\/wordpress\/wp-content\/uploads\/2026\/08\/Capture-decran-2026-08-19-171154-1.png\" alt=\"\" class=\"wp-image-1523\" srcset=\"https:\/\/www.du-man.net\/wordpress\/wp-content\/uploads\/2026\/08\/Capture-decran-2026-08-19-171154-1.png 413w, https:\/\/www.du-man.net\/wordpress\/wp-content\/uploads\/2026\/08\/Capture-decran-2026-08-19-171154-1-300x128.png 300w\" sizes=\"auto, (max-width: 413px) 100vw, 413px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"406\" height=\"215\" src=\"https:\/\/www.du-man.net\/wordpress\/wp-content\/uploads\/2026\/08\/Capture-decran-2026-08-19-171326.png\" alt=\"\" class=\"wp-image-1524\" srcset=\"https:\/\/www.du-man.net\/wordpress\/wp-content\/uploads\/2026\/08\/Capture-decran-2026-08-19-171326.png 406w, https:\/\/www.du-man.net\/wordpress\/wp-content\/uploads\/2026\/08\/Capture-decran-2026-08-19-171326-300x159.png 300w\" sizes=\"auto, (max-width: 406px) 100vw, 406px\" \/><\/figure>\n<\/div>\n<\/div>\n\n\n\n<h3 class=\"wp-block-heading\">Chronom\u00e9trage !<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Il faut ensuite distribuer les badges aux \u00e9l\u00e8ves<\/li>\n\n\n\n<li>6 boitiers de chronom\u00e9trages ont \u00e9t\u00e9 fabriqu\u00e9s pour 6 couloirs<\/li>\n\n\n\n<li>Une tablette est utilis\u00e9e pour consulter les r\u00e9sultats en temps r\u00e9el.<\/li>\n\n\n\n<li>Lancer le chronom\u00e9trage pour tout le monde avec le bouton B du micro:bit sur le boitier chronoVDR.<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"836\" height=\"485\" src=\"https:\/\/www.du-man.net\/wordpress\/wp-content\/uploads\/2025\/05\/chrono.vdr_.arbitrage.jpg\" alt=\"\" class=\"wp-image-1161\" style=\"aspect-ratio:1.7230320699708455;width:764px;height:auto\" srcset=\"https:\/\/www.du-man.net\/wordpress\/wp-content\/uploads\/2025\/05\/chrono.vdr_.arbitrage.jpg 836w, https:\/\/www.du-man.net\/wordpress\/wp-content\/uploads\/2025\/05\/chrono.vdr_.arbitrage-300x174.jpg 300w, https:\/\/www.du-man.net\/wordpress\/wp-content\/uploads\/2025\/05\/chrono.vdr_.arbitrage-768x446.jpg 768w\" sizes=\"auto, (max-width: 836px) 100vw, 836px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">Bilan<\/h3>\n\n\n\n<p>Il est tr\u00e8s difficile de se rendre compte de ce que repr\u00e9sente une telle avalanche d&rsquo;enregistrement pendant 30 minutes !<\/p>\n\n\n\n<p>160 participants ont r\u00e9alis\u00e9s 15 tours en moyenne<br>Plus de 2000 donn\u00e9es ont \u00e9t\u00e9 enregistr\u00e9es en 30min (1800 secondes).<br>Le bilan est tr\u00e8s positif !<br><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Projet lanc\u00e9 avec les classes de 4\u1d49 : comment automatiser le chronom\u00e9trage d&rsquo;une course d&rsquo;endurance. La solution retenue a \u00e9t\u00e9 d&rsquo;utiliser la technologie RFID.Sur chaque &hellip; <\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[10],"tags":[],"class_list":["post-1497","post","type-post","status-publish","format-standard","hentry","category-chrono-vdr"],"_links":{"self":[{"href":"https:\/\/www.du-man.net\/wordpress\/wp-json\/wp\/v2\/posts\/1497","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.du-man.net\/wordpress\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.du-man.net\/wordpress\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.du-man.net\/wordpress\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.du-man.net\/wordpress\/wp-json\/wp\/v2\/comments?post=1497"}],"version-history":[{"count":11,"href":"https:\/\/www.du-man.net\/wordpress\/wp-json\/wp\/v2\/posts\/1497\/revisions"}],"predecessor-version":[{"id":1535,"href":"https:\/\/www.du-man.net\/wordpress\/wp-json\/wp\/v2\/posts\/1497\/revisions\/1535"}],"wp:attachment":[{"href":"https:\/\/www.du-man.net\/wordpress\/wp-json\/wp\/v2\/media?parent=1497"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.du-man.net\/wordpress\/wp-json\/wp\/v2\/categories?post=1497"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.du-man.net\/wordpress\/wp-json\/wp\/v2\/tags?post=1497"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}