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{{Tuto Details
+
LED_RACER_IMG_20210725_124654
|Main_Picture=LED_RACER_IMG_20210725_105830.jpg
 
|Licences=Attribution (CC-BY)
 
|Description=Courses de lumières sur guirlande de LED
 
|Disciplines scientifiques=Arduino, Computing, Electricity
 
|Difficulty=Expert
 
|Duration=6
 
|Duration-type=hour(s)
 
}}
 
{{Introduction
 
|Introduction=Le led racer est inspiré du projet OPENLEDRACE.
 
 
 
Il s'agit d'un boitier, mais aussi d'une diversité de manettes, qui constituent le véritable intérêt d'expérimentation du jeu !
 
 
 
de 2 à 4 joueurs
 
}}
 
{{Materials
 
|ItemList={{ItemList
 
|Item=Carte arduino micro-controleur
 
}}{{ItemList
 
|Item=Ruban de Led - WS2812B
 
}}{{ItemList
 
|Item=Bouton poussoir
 
}}{{ItemList
 
|Item=Batterie 18650
 
}}{{ItemList
 
|Item=Câble Dupont
 
}}{{ItemList
 
|Item=Interrupteur à bascule
 
}}{{ItemList
 
|Item=Bois
 
}}{{ItemList
 
|Item=Câble USB - micro-USB
 
}}
 
}}
 
{{Tuto Step
 
|Step_Title=Rassembler le matériel et les outils
 
|Step_Content='''Matériel (en gras, les éléments essentiels au fonctionnement du jeu)'''
 
 
 
 
 
- '''1 carte Arduino''' ( uno, ano, pro mini...)
 
 
 
- '''1 cable de connection USB''' (Selon le modèle arduino)
 
 
 
- '''Guirlande de led WS2812''' (5m)
 
 
 
- '''1 source d'alimentation''' (batterie, cable USB dénudé...) pour alimenter le jeu sans passer par la carte (Au risque de casser le port à force de manipulations)
 
 
 
- '''2, 3 ou 4  boutons d'arcade'''
 
 
 
- 1 interrupteur
 
 
 
- '''Cables (type dupont ou de récupération...)'''
 
 
 
- 1 Boîte pour mettre en forme notre console (récupération; bois; découpe laser...)
 
 
 
 
 
''Option :''
 
 
 
''- Utiliser des embouts de branchements pour les boutons.''
 
 
 
''(embouts DC par exemple, permettant de récupérer des cables de vieux chargeurs)''
 
 
 
 
 
'''Outils'''
 
 
 
 
 
- 1 fer à souder
 
 
 
- Etain
 
 
 
- Pistolet à colle
 
|Step_Picture_00=LED_RACER_IMG_20210719_200513.jpg
 
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}}
 
{{Tuto Step
 
|Step_Title=Découvrir le circuit, le fonctionnement et les vigilances
 
|Step_Content='''Image 1'''
 
 
 
 
 
Voici le shéma du circuit, il indique sur quels sorties/branchements les différents objets doivent être branchés.  Pensez à utiliser des couleurs pour vous repérez:
 
 
 
 
 
Le rouge est le plus souvent dédié au 5V (le +)
 
 
 
Le Noir/marron/blanc au GND (Le -)
 
 
 
Les couleurs aux entrées numériques ( une information qui passe)
 
 
 
 
 
Si vous êtes assez aguéris, ce shéma peut vous suffire. Le reste du tutoriel essaye de donner un maximum de conseils :)
 
 
 
'''Image 2'''
 
 
 
 
 
Ce cable de connection  femelle vous l'obtenez avec l'achat de votre guirlande. 
 
 
 
Il peut être présent en bonus ou à découper au bout de la guirlande. (découpez bien le femelle!)
 
 
 
 
 
'''Image 3'''
 
 
 
 
 
Notre alimentation doit sortir de la boite. Je déconseille d'alimenter directement par la prise USB de l'arduino à l'usage. Risque de casser le branchement à force d'usage (sauf à coller le cable à la boite par exemple). Mais surtout, vous ne pourrez pas ajouter d'interrupteur comme sur le shéma. Je vous recommande donc :
 
 
 
 
 
- Une batterie à pile ou de type 18650 ( comme sur le shéma)
 
 
 
- Un vieux cable USB, assez long, que vous aurez dénudé (Cables rouge et noir)
 
 
 
 
 
'''Image 3'''
 
 
 
 
 
De même à l'usage, brancher les boutons directement à la carte est risqué ( mais toujours possible; pensez à coller les cables à la boite, ou faire un noeud) . Les participants tirent dessus, et risque de casser le branchement. Aussi, vous pouvez utiliser des "prises". Le branchement reste le même, et s'agissant de bouton, peut importe de quel coté vous branchez!
 
 
 
 
 
'''Image 4'''
 
 
 
 
 
Et Voici l'interieur de notre exemple. Donc beaucoup de cables qui se baladent. Il est important d'estimer la longueur des cables en fonction de l'emplacement de vos différents items.
 
|Step_Picture_00=LED_RACER_Untitled_Sketch_bb.png
 
|Step_Picture_01=LED_RACER_IMG_20210725_105924.jpg
 
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|Step_Picture_04=LED_RACER_IMG_20210725_110006.jpg
 
}}
 
{{Tuto Step
 
|Step_Title=Préparer ma boite
 
|Step_Content='''Votre boite doit pouvoir s'ouvrir''' et idéalement, vous devez pouvoir continer à y accéder facilement, pour refaire une soudure par exemple (Maintenance).
 
 
 
 
 
Préparer ma boite, ça veut dire avoir une petite idée, d'où chaque items va se retrouver. Alors on prend son crayon et on pose ses marques pour:
 
 
 
<br />
 
 
 
* Là où sort le cable femelle guirlande
 
* Là où sortent les cables ou prises des boutons
 
* Là où sort l'interrupteur d'allumage
 
* Là où sort le cable d'alimentation
 
 
 
 
 
Mais aussi à l'intérieur:
 
 
 
<br />
 
 
 
* Où fixer la carte arduino ( Possible avec colle ou vis ou punaises
 
* Où fixer la batterie si nécessaire
 
* Où fixer le haut-parleur
 
 
 
 
 
La boite parait convenir, on y va alors !
 
 
 
On fait les trous et les encoches.
 
 
 
 
 
'''A défaut, voici aussi un plan découpe laser  : )'''
 
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}}
 
{{Tuto Step
 
|Step_Title=Construire le circuit
 
|Step_Content={{Warning|Pensez aux couleurs des cables, ça aide pour s'y retrouver}}
 
 
 
 
 
Tout d'abord, voici un petit rappel de comment on soude ! Bien utile !
 
 
 
 
 
Certains items devant sortir de la boite, ne soudez pas tout tout de suite.
 
 
 
 
 
''Exemple : Vous soudez le bouton à la carte, avec un long cable. Hors le trou de votre boite permet de faire sortir les cables...mais il n'a pas la taille d'un bouton. Votre bouton est donc coincer dans la boite, et il faut dessouder! Patience et préparation!''
 
 
 
 
 
Avant de tout fixer ( colle...etc), testez donc le jeu !
 
 
 
Go Code !
 
|Step_Picture_00=LED_RACER_souder-facile-tutoriel-comment-faire-francais.png
 
|Step_Picture_01=LED_RACER_1200px-BOXSON_20201120_123225.jpg
 
|Step_Picture_02=LED_RACER_1200px-BOXSON_20201120_123159.jpg
 
|Step_Picture_03=LED_RACER_1200px-BOXSON_20201120_123049.jpg
 
|Step_Picture_04=LED_RACER_Untitled_Sketch_bb.png
 
}}
 
{{Tuto Step
 
|Step_Title=Uploader le code
 
|Step_Content=Le logiciel permettant de téléverser le code est disponible en ligne. Je vous le conseil largement. Aucun problème de compatibilité,  plus simple à utiliser que le logiciel sur bureau. Il faut simplement un compte.
 
 
 
 
 
https://create.arduino.cc/editor
 
 
 
Le code contient une partie aisément modifiable avec les paramètres principaux.
 
 
 
 
 
''// Branchements''
 
 
 
 
 
''#define MAXLED        300 // Nombre de leds (300 = 5m )''
 
 
 
''#define PIN_LED        A0  // Guirlande _ R 500 ohms sur le branchement PIN WS2812 and WS2813''
 
 
 
''#define PIN_P1        2  // J1 Rouge''
 
 
 
''#define PIN_P2        3  // J2 Vert''
 
 
 
''#define PIN_P3        4  // J3 Bleu''
 
 
 
''#define PIN_P4        5 // J4 Bleu''
 
 
 
''#define PIN_AUDIO      10  // Pin pour haut parler, ajouter Condensateur 2UF''
 
 
 
 
 
''// Paramètre de jeu''
 
 
 
''byte loop_max=5; //Nombre de tours''
 
 
 
''float ACEL=0.2; // Acceleration''
 
 
 
''float kf=0.015; // Frottement''
 
 
 
''float kg=0.003; // Gravité''
 
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|Step_Picture_03=LED_RACER_led_race_4_joueurs_ino_300leds.ino
 
}}
 
{{Tuto Step
 
|Step_Title=Mettre en boite (et tester à nouveau)
 
|Step_Picture_00=LED_RACER_IMG_20210725_105806.jpg
 
}}
 
{{Tuto Step
 
|Step_Title=Fabriquer des manettes
 
|Step_Picture_00=LED_RACER_IMG_20210725_105433.jpg
 
}}
 
{{Tuto Step
 
|Step_Title=Jouer !
 
}}
 
{{Notes
 
|Observations=Il s'agit d'une course de leds. La guirlande allume les voyants de démarrage, le son accompagne le démarrage. Les joueurs sont prêts.
 
 
 
Ceux qui appuyent le plus vite, qui mitraillent , avance plus vite! Le tout se joue en 5 tours, puis la guirlande s'allume de la couleur du joueur vainqueur !
 
|Avertissement=Si ça ne marche pas  :
 
 
 
*Dans le logiciel Arduino,  sélectionner la bonne carte dans l'onglet dédié.
 
*Vérifiez bien les soudures et les branchements.
 
|Related=Pour faire un point sur la soudure : [http://www.wikidebrouillard.org/w/Initiation_%C3%A0_la_soudure Initiation à la soudure]
 
 
 
Une autre vision de la construction : [http://www.wikidebrouillard.org/w/Bo%C3%AEte_%C3%A0_sons Boîte à sons]
 
 
 
Une autre construction avec arduino : [http://www.wikidebrouillard.org/w/D1-Pong D1-Pong]
 
|Objectives=Mettre en pratique la soudure
 
 
 
Construire un circuit électronique avec une dizaine d'éléments différents
 
 
 
Découvrir un code arduino de manière ludique : le lire, le comprendre, le modifier
 
 
 
Parcourir les banques de sons. Aborder les notions de libertés intellectuelles.
 
 
 
Utiliser une découpeuse laser
 
|Animation=L'objet peut être utiliser comme démonstration de ce que l'on peut faire en électronique, dans un fablab.
 
 
 
Il peut être présenter déjà construit pour essayer de la refaire : quels éléments utilisés ? quel code ? quels étapes ?
 
 
 
Cette construction peut être un objectif de réalisation d'un mini-stage.
 
|Notes=https://create.arduino.cc/projecthub/gbarbarov/open-led-race-a0331a
 
}}
 
{{Tuto Status
 
|Complete=Draft
 
}}
 

Version actuelle datée du 25 juillet 2021 à 12:48

LED_RACER_IMG_20210725_124654