{"id":3143,"date":"2016-11-16T09:43:37","date_gmt":"2016-11-16T08:43:37","guid":{"rendered":"http:\/\/www.generationrobots.com\/blog\/?p=3143"},"modified":"2023-03-28T17:05:16","modified_gmt":"2023-03-28T15:05:16","slug":"programmer-sur-scratch-avec-la-raspberry-pi-et-le-gopigo","status":"publish","type":"post","link":"https:\/\/www.generationrobots.com\/blog\/fr\/programmer-sur-scratch-avec-la-raspberry-pi-et-le-gopigo\/","title":{"rendered":"Programmer sur Scratch avec la Raspberry Pi et le GoPiGo"},"content":{"rendered":"\n\n \n

\n Dexter Industries a\u00a0optimis\u00e9 la programmation sur Scratch et le robot GoPiGo pour le syst\u00e8me d’exploitation Raspbian for Robots, que vous pouvez ex\u00e9cuter gratuitement sur votre Raspberry Pi. Vous pouvez \u00a0t\u00e9l\u00e9charger la derni\u00e8re version et l’installer sur une\n \n carte SD\n <\/a>\n en suivant\n \n ces instructions\n <\/a>\n . Dans la proc\u00e9dure d\u00e9crite ci-dessous, nous partons du principe que vous utilisez Raspbian for Robots.\n <\/p>\n \n \n

\n \n <\/iframe>\n <\/p>\n \n \n <h2 class=\"wp-block-heading\" id=\"h-connecter-votre-gopigo\">\n Connecter votre GoPiGo\n <\/h2>\n \n \n <p>\n Avant de commencer \u00e0 programmer sur Scratch avec le GoPiGo et la Raspberry Pi, vous devez connecter le kit en Wi-Fi ou Ethernet. Nous vous recommandons de consulter notre tutoriel sur la configuration et la connexion du GoPiGo en Wi-Fi. Nous vous invitions \u00e0 visionner la playlist suivante sur YouTube.\n <\/p>\n \n \n <p class=\"has-text-align-center\">\n <iframe allowfullscreen=\"allowfullscreen\" frameborder=\"0\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/tmTvmlsdXOU?list=PLGXEJ4Ye1qCNZ9OGYTXh7o8jSgO5-NHjY\" width=\"560\">\n <\/iframe>\n <\/p>\n \n \n <h2 class=\"wp-block-heading\" id=\"h-lancer-scratch\">\n Lancer Scratch\n <\/h2>\n \n \n <p>\n Pour d\u00e9marrer, double-cliquez sur l’ic\u00f4ne Scratch sur le Bureau.\n <\/p>\n \n <div class=\"wp-block-image\">\n <figure class=\"aligncenter\">\n <a href=\"\/blog\/wp-content\/uploads\/2016\/11\/GoPiGo-Desktop.jpg\">\n <img fetchpriority=\"high\" decoding=\"async\" width=\"550\" height=\"305\" alt=\"scratch-gopigo-desktop\" class=\"wp-image-3158\" src=\"http:\/\/www.generationrobots.com\/blog\/wp-content\/uploads\/2016\/11\/GoPiGo-Desktop.jpg\" srcset=\"https:\/\/www.generationrobots.com\/blog\/wp-content\/uploads\/2016\/11\/GoPiGo-Desktop.jpg 550w, https:\/\/www.generationrobots.com\/blog\/wp-content\/uploads\/2016\/11\/GoPiGo-Desktop-300x166.jpg 300w\" sizes=\"(max-width: 550px) 100vw, 550px\" \/>\n <\/a>\n <\/figure>\n <\/div>\n \n <p>\n <br\/>\n La fen\u00eatre \u00ab\u00a0Scratch for Robots\u00a0\u00bb s’ouvre. Le terminal Scratch Controller (la fen\u00eatre noire avec du texte en blanc) s’affiche \u00e9galement : ne la fermez pas ! Dans la fen\u00eatre du Scratch Controller, vous pouvez s\u00e9lectionner votre robot (l’image GoPiGo doit s’afficher, comme dans l’exemple ci-dessous).\n <\/p>\n \n \n <p>\n Vous pouvez commencer \u00e0 programmer directement en cliquant sur \u00ab\u00a0Start Programming\u00a0\u00bb (Commencer \u00e0 programmer). Vous pouvez \u00e9galement s\u00e9lectionner un exemple de programme en cliquant sur \u00ab\u00a0Open Examples\u00a0\u00bb (Ouvrir les exemples). Vous acc\u00e9dez ainsi au r\u00e9pertoire d’exemples.\n <\/p>\n \n <div class=\"wp-block-image\">\n <figure class=\"aligncenter\">\n <a href=\"\/blog\/wp-content\/uploads\/2016\/11\/GoPiGo-Start_Scratch_Options.jpg\">\n <img decoding=\"async\" width=\"550\" height=\"415\" alt=\"gopigo-start_scratch_options\" class=\"wp-image-3157\" src=\"http:\/\/www.generationrobots.com\/blog\/wp-content\/uploads\/2016\/11\/GoPiGo-Start_Scratch_Options.jpg\" srcset=\"https:\/\/www.generationrobots.com\/blog\/wp-content\/uploads\/2016\/11\/GoPiGo-Start_Scratch_Options.jpg 550w, https:\/\/www.generationrobots.com\/blog\/wp-content\/uploads\/2016\/11\/GoPiGo-Start_Scratch_Options-300x226.jpg 300w\" sizes=\"(max-width: 550px) 100vw, 550px\" \/>\n <\/a>\n <\/figure>\n <\/div>\n \n <p>\n <\/p>\n \n <div class=\"wp-block-image\">\n <figure class=\"aligncenter\">\n <a href=\"\/blog\/wp-content\/uploads\/2016\/11\/Scratch-Example-Programs.jpg\">\n <img decoding=\"async\" width=\"550\" height=\"276\" alt=\"scratch-gopigo-example-programs\" class=\"wp-image-3154\" src=\"http:\/\/www.generationrobots.com\/blog\/wp-content\/uploads\/2016\/11\/Scratch-Example-Programs.jpg\" srcset=\"https:\/\/www.generationrobots.com\/blog\/wp-content\/uploads\/2016\/11\/Scratch-Example-Programs.jpg 550w, https:\/\/www.generationrobots.com\/blog\/wp-content\/uploads\/2016\/11\/Scratch-Example-Programs-300x151.jpg 300w\" sizes=\"(max-width: 550px) 100vw, 550px\" \/>\n <\/a>\n <\/figure>\n <\/div>\n <div class=\"wp-block-image\">\n <figure class=\"aligncenter\">\n <a href=\"\/blog\/wp-content\/uploads\/2016\/11\/Scratch-for-Robots-Robot-Selector.jpg\">\n <img loading=\"lazy\" decoding=\"async\" width=\"550\" height=\"457\" alt=\"scratch-for-gopigo-robots-robot-selector\" class=\"wp-image-3153\" src=\"http:\/\/www.generationrobots.com\/blog\/wp-content\/uploads\/2016\/11\/Scratch-for-Robots-Robot-Selector.jpg\" srcset=\"https:\/\/www.generationrobots.com\/blog\/wp-content\/uploads\/2016\/11\/Scratch-for-Robots-Robot-Selector.jpg 550w, https:\/\/www.generationrobots.com\/blog\/wp-content\/uploads\/2016\/11\/Scratch-for-Robots-Robot-Selector-300x249.jpg 300w\" sizes=\"(max-width: 550px) 100vw, 550px\" \/>\n <\/a>\n <\/figure>\n <\/div>\n <div class=\"wp-block-image\">\n <figure class=\"aligncenter\">\n <a href=\"\/blog\/wp-content\/uploads\/2016\/11\/Scratch-Warning.png\">\n <img loading=\"lazy\" decoding=\"async\" width=\"430\" height=\"350\" alt=\"scratch-gopigo-warning\" class=\"wp-image-3159\" src=\"http:\/\/www.generationrobots.com\/blog\/wp-content\/uploads\/2016\/11\/Scratch-Warning.png\" srcset=\"https:\/\/www.generationrobots.com\/blog\/wp-content\/uploads\/2016\/11\/Scratch-Warning.png 430w, https:\/\/www.generationrobots.com\/blog\/wp-content\/uploads\/2016\/11\/Scratch-Warning-300x244.png 300w\" sizes=\"(max-width: 430px) 100vw, 430px\" \/>\n <\/a>\n <\/figure>\n <\/div>\n <div class=\"wp-block-image\">\n <figure class=\"aligncenter\">\n <a href=\"\/blog\/wp-content\/uploads\/2016\/11\/Scratch-Example-Program.jpg\">\n <img loading=\"lazy\" decoding=\"async\" width=\"550\" height=\"360\" alt=\"gopigo-scratch-example-program\" class=\"wp-image-3155\" src=\"http:\/\/www.generationrobots.com\/blog\/wp-content\/uploads\/2016\/11\/Scratch-Example-Program.jpg\" srcset=\"https:\/\/www.generationrobots.com\/blog\/wp-content\/uploads\/2016\/11\/Scratch-Example-Program.jpg 550w, https:\/\/www.generationrobots.com\/blog\/wp-content\/uploads\/2016\/11\/Scratch-Example-Program-300x196.jpg 300w\" sizes=\"(max-width: 550px) 100vw, 550px\" \/>\n <\/a>\n <\/figure>\n <\/div>\n \n <p>\n Si vous double-cliquez sur un programme Scratch dans le r\u00e9pertoire ou sur un programme que vous avez sauvegard\u00e9, une fen\u00eatre pop-up Scratch s’affiche.\n <br\/>\n <br\/>\n Le s\u00e9lecteur de robot Scratch for Robots s’ouvre. S\u00e9lectionnez le GoPiGo dans le menu d\u00e9roulant et appuyez sur \u00ab\u00a0Start Programming\u00a0\u00bb.\n <br\/>\n <br\/>\n Un message d’avertissement vous indique que tous les programmes Scratch en cours vont \u00eatre ferm\u00e9s. Vous ne pouvez ex\u00e9cuter qu’un seul programme Scratch \u00e0 la fois.\n <br\/>\n Cliquez sur \u00ab\u00a0OK\u00a0\u00bb. L’exemple de programme s’affiche. Une alerte vous indique que la communication a \u00e9t\u00e9 \u00e9tablie. Cliquez sur \u00ab\u00a0OK\u00a0\u00bb, et \u00e0 vous de jouer ! Un exemple de voiture s’affiche pour commencer.\n <br\/>\n <\/p>\n \n \n <h2 class=\"wp-block-heading\" id=\"h-aide-memoire-sur-les-blocs-instructions-scratch-broadcasts\">\n Aide-m\u00e9moire sur les blocs : instructions Scratch (\u00ab\u00a0broadcasts\u00a0\u00bb)\n <\/h2>\n \n \n <p>\n Voici un petit aide-m\u00e9moire sur les blocs disponibles dans Scratch pour le GoPiGo. Vous pouvez \u00e9galement cr\u00e9er des blocs personnalis\u00e9s.\n <\/p>\n \n \n <p>\n <strong>\n Avancer\n <\/strong>\n <br\/>\n Envoyez le broadcast \u00ab\u00a0FORWARD\u00a0\u00bb pour faire avancer le GoPiGo.\n <\/p>\n \n <div class=\"wp-block-image\">\n <figure class=\"alignleft\">\n <a href=\"\/blog\/wp-content\/uploads\/2016\/11\/fwd-gopigo-1.jpg\">\n <img loading=\"lazy\" decoding=\"async\" width=\"144\" height=\"31\" alt=\"fwd-gopigo-1\" class=\"wp-image-3144\" src=\"http:\/\/www.generationrobots.com\/blog\/wp-content\/uploads\/2016\/11\/fwd-gopigo-1.jpg\" srcset=\"https:\/\/www.generationrobots.com\/blog\/wp-content\/uploads\/2016\/11\/fwd-gopigo-1.jpg 144w, https:\/\/www.generationrobots.com\/blog\/wp-content\/uploads\/2016\/11\/fwd-gopigo-1-140x31.jpg 140w\" sizes=\"(max-width: 144px) 100vw, 144px\" \/>\n <\/a>\n <\/figure>\n <\/div>\n <div class=\"wp-block-image\">\n <figure class=\"alignleft\">\n <a href=\"\/blog\/wp-content\/uploads\/2016\/11\/back-gopigo-scratch.jpg\">\n <img loading=\"lazy\" decoding=\"async\" width=\"149\" height=\"28\" alt=\"back-gopigo-scratch\" class=\"wp-image-3151\" src=\"http:\/\/www.generationrobots.com\/blog\/wp-content\/uploads\/2016\/11\/back-gopigo-scratch.jpg\"\/>\n <\/a>\n <\/figure>\n <\/div>\n \n <p>\n <strong>\n Reculer\n <\/strong>\n <br\/>\n Envoyez le broadcast \u00ab\u00a0BACKWARD\u00a0\u00bb pour faire reculer le GoPiGo.\n <br\/>\n <\/p>\n \n <div class=\"wp-block-image\">\n <figure class=\"alignleft\">\n <a href=\"\/blog\/wp-content\/uploads\/2016\/11\/left-gopigo-scratch.jpg\">\n <img loading=\"lazy\" decoding=\"async\" width=\"118\" height=\"32\" alt=\"left-gopigo-scratch\" class=\"wp-image-3150\" src=\"http:\/\/www.generationrobots.com\/blog\/wp-content\/uploads\/2016\/11\/left-gopigo-scratch.jpg\"\/>\n <\/a>\n <\/figure>\n <\/div>\n \n <p class=\"has-text-align-left\">\n <strong>\n Tourner \u00e0 gauche\n <\/strong>\n <br\/>\n Envoyez le broadcast \u00ab\u00a0LEFT\u00a0\u00bb pour faire tourner le GoPiGo \u00e0 gauche.\n <br\/>\n <\/p>\n \n <div class=\"wp-block-image\">\n <figure class=\"alignleft\">\n <a href=\"\/blog\/wp-content\/uploads\/2016\/11\/turn_right-gopigo-scratch.jpg\">\n <img loading=\"lazy\" decoding=\"async\" width=\"127\" height=\"30\" alt=\"turn_right-gopigo-scratch\" class=\"wp-image-3149\" src=\"http:\/\/www.generationrobots.com\/blog\/wp-content\/uploads\/2016\/11\/turn_right-gopigo-scratch.jpg\"\/>\n <\/a>\n <\/figure>\n <\/div>\n \n <p>\n <strong>\n Tourner \u00e0 droite\n <\/strong>\n <br\/>\n Envoyez le broadcast \u00ab\u00a0RIGHT\u00a0\u00bb pour faire tourner le GoPiGo \u00e0 droite.\n <br\/>\n <\/p>\n \n <div class=\"wp-block-image\">\n <figure class=\"alignleft\">\n <a href=\"\/blog\/wp-content\/uploads\/2016\/11\/stop-gopigo-scratch.jpg\">\n <img loading=\"lazy\" decoding=\"async\" width=\"124\" height=\"34\" alt=\"stop-gopigo-scratch\" class=\"wp-image-3148\" src=\"http:\/\/www.generationrobots.com\/blog\/wp-content\/uploads\/2016\/11\/stop-gopigo-scratch.jpg\"\/>\n <\/a>\n <\/figure>\n <\/div>\n \n <p>\n <strong>\n Stopper le GoPiGo\n <\/strong>\n <br\/>\n Envoyez le broadcast \u00ab\u00a0STOP\u00a0\u00bb pour stopper le GoPiGo.\n <br\/>\n <\/p>\n \n \n <p>\n <strong>\n Acc\u00e9l\u00e9rer\n <\/strong>\n <br\/>\n Envoyez le broadcast \u00ab\u00a0INCREASE SPEED\u00a0\u00bb pour faire acc\u00e9l\u00e9rer le GoPiGo de 10 unit\u00e9s.\n <\/p>\n \n <div class=\"wp-block-image\">\n <figure class=\"alignleft\">\n <a href=\"\/blog\/wp-content\/uploads\/2016\/11\/inc-gopigo-scratch.jpg\">\n <img loading=\"lazy\" decoding=\"async\" width=\"186\" height=\"31\" alt=\"inc-gopigo-scratch\" class=\"wp-image-3147\" src=\"http:\/\/www.generationrobots.com\/blog\/wp-content\/uploads\/2016\/11\/inc-gopigo-scratch.jpg\"\/>\n <\/a>\n <\/figure>\n <\/div>\n <div class=\"wp-block-image\">\n <figure class=\"alignleft\">\n <a href=\"\/blog\/wp-content\/uploads\/2016\/11\/dec-gopigo-scratch.jpg\">\n <img loading=\"lazy\" decoding=\"async\" width=\"191\" height=\"31\" alt=\"dec-gopigo-scratch\" class=\"wp-image-3146\" src=\"http:\/\/www.generationrobots.com\/blog\/wp-content\/uploads\/2016\/11\/dec-gopigo-scratch.jpg\"\/>\n <\/a>\n <\/figure>\n <\/div>\n \n <p>\n <strong>\n Ralentir\n <\/strong>\n <br\/>\n Envoyez le broadcast \u00ab\u00a0DECREASE SPEED\u00a0\u00bb pour faire ralentir le GoPiGo de 10 unit\u00e9s.\n <br\/>\n <\/p>\n \n <div class=\"wp-block-image\">\n <figure class=\"alignleft\">\n <a href=\"\/blog\/wp-content\/uploads\/2016\/11\/led-gopigo-scratch.jpg\">\n <img loading=\"lazy\" decoding=\"async\" width=\"177\" height=\"38\" alt=\"led-gopigo-scratch\" class=\"wp-image-3145\" src=\"http:\/\/www.generationrobots.com\/blog\/wp-content\/uploads\/2016\/11\/led-gopigo-scratch.jpg\"\/>\n <\/a>\n <\/figure>\n <\/div>\n \n <p>\n <strong>\n Intensit\u00e9 de la LED\n <\/strong>\n <br\/>\n Modifiez l’intensit\u00e9 de la LED en envoyant le broadcast de l’ID de la LED et de l’intensit\u00e9.\n <br\/>\n Vous avez le choix entre \u00ab\u00a0LEDL\u00a0\u00bb (LED gauche) et \u00ab\u00a0LEDR\u00a0\u00bb (LED droite), et vous pouvez r\u00e9gler l’intensit\u00e9 de 0 \u00e0 255.\n <br\/>\n <\/p>\n \n \n <h2 class=\"wp-block-heading\" id=\"h-creer-des-instructions-personnalisees-sur-scratch\">\n Cr\u00e9er des instructions personnalis\u00e9es sur Scratch\n <\/h2>\n \n \n <p>\n Vous pouvez facilement cr\u00e9er des instructions personnalis\u00e9es sur Scratch pour le GoPiGo.\n <br\/>\n L’interaction avec Scratch est assur\u00e9e par un programme Python ex\u00e9cut\u00e9 en arri\u00e8re-plan (\n <a class=\"catalogue\" href=\"https:\/\/github.com\/DexterInd\/GoPiGo\/blob\/master\/Software\/Scratch\/GoPiGoScratch.py\" rel=\"noopener\" target=\"_blank\" title=\"GoPiGoScratch-py\">\n GoPiGoScratch.py\n <\/a>\n ). Celui-ci intercepte les commandes de l’interface Scratch et les ex\u00e9cute sur le GoPiGo. Ce programme se lance automatiquement quand vous cliquez sur l’ic\u00f4ne Scratch dans Raspbian for Robots.\n <br\/>\n Pour cr\u00e9er une commande personnalis\u00e9e, il suffit d’ajouter une condition dans le code Python.\n <\/p>\n \n \n <p>\n <strong>\n Exemple :\n <\/strong>\n <\/p>\n \n \n <p>\n Bloc FORWARD dans Scratch :\n <\/p>\n \n <div class=\"wp-block-image\">\n <figure class=\"alignleft\">\n <a href=\"\/blog\/wp-content\/uploads\/2016\/11\/fwd-gopigo-scratch.jpg\">\n <img loading=\"lazy\" decoding=\"async\" width=\"144\" height=\"31\" alt=\"fwd-gopigo-scratch\" class=\"wp-image-3152\" src=\"http:\/\/www.generationrobots.com\/blog\/wp-content\/uploads\/2016\/11\/fwd-gopigo-scratch.jpg\" srcset=\"https:\/\/www.generationrobots.com\/blog\/wp-content\/uploads\/2016\/11\/fwd-gopigo-scratch.jpg 144w, https:\/\/www.generationrobots.com\/blog\/wp-content\/uploads\/2016\/11\/fwd-gopigo-scratch-140x31.jpg 140w\" sizes=\"(max-width: 144px) 100vw, 144px\" \/>\n <\/a>\n <\/figure>\n <\/div>\n \n <p>\n Code Python sous-jacent :\n <\/p>\n \n \n <p>\n <strong>\n if msg==\u00a0\u00bbFORWARD\u00a0\u00bb:\n <\/strong>\n <br\/>\n <strong>\n if en_gpg:\n <\/strong>\n <br\/>\n <strong>\n fwd()\n <\/strong>\n <br\/>\n <strong>\n if en_debug:\n <\/strong>\n <br\/>\n <strong>\n print msg\n <\/strong>\n <\/p>\n \n \n <p>\n Vous pouvez de la m\u00eame mani\u00e8re cr\u00e9er votre propre bloc et l’ex\u00e9cuter facilement sur le GoPiGo.\n <\/p>\n \n <\/body>\n<\/html>","protected":false},"excerpt":{"rendered":"<p>Dexter Industries a\u00a0optimis\u00e9 la programmation sur Scratch et le robot GoPiGo pour le syst\u00e8me d’exploitation Raspbian for Robots, que vous pouvez ex\u00e9cuter gratuitement sur votre Raspberry Pi. Vous pouvez \u00a0t\u00e9l\u00e9charger la derni\u00e8re version et l’installer sur une carte SD en suivant ces instructions . Dans la proc\u00e9dure d\u00e9crite ci-dessous, nous partons du principe que vous[…]<br \/> <a class=\"button\" href=\"https:\/\/www.generationrobots.com\/blog\/fr\/programmer-sur-scratch-avec-la-raspberry-pi-et-le-gopigo\/\" style=\"float:right;\">Read this article >><\/a><\/p>\n","protected":false},"author":188,"featured_media":3164,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1128],"tags":[],"class_list":["post-3143","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-education"],"_links":{"self":[{"href":"https:\/\/www.generationrobots.com\/blog\/wp-json\/wp\/v2\/posts\/3143","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.generationrobots.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.generationrobots.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.generationrobots.com\/blog\/wp-json\/wp\/v2\/users\/188"}],"replies":[{"embeddable":true,"href":"https:\/\/www.generationrobots.com\/blog\/wp-json\/wp\/v2\/comments?post=3143"}],"version-history":[{"count":8,"href":"https:\/\/www.generationrobots.com\/blog\/wp-json\/wp\/v2\/posts\/3143\/revisions"}],"predecessor-version":[{"id":12614,"href":"https:\/\/www.generationrobots.com\/blog\/wp-json\/wp\/v2\/posts\/3143\/revisions\/12614"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.generationrobots.com\/blog\/wp-json\/wp\/v2\/media\/3164"}],"wp:attachment":[{"href":"https:\/\/www.generationrobots.com\/blog\/wp-json\/wp\/v2\/media?parent=3143"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.generationrobots.com\/blog\/wp-json\/wp\/v2\/categories?post=3143"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.generationrobots.com\/blog\/wp-json\/wp\/v2\/tags?post=3143"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}