Ce syst\u00e8me utilise l\u2019an\u00e9mom\u00e8tre analogique DF ROBOT SEN0170<\/strong><\/a>, qui fournit une tension (de 0 \u00e0 5 V) proportionnelle \u00e0 la vitesse du vent (de 0 \u00e0 30 m\/s) :<\/p>\n<\/div> Un montage a \u00e9t\u00e9 r\u00e9alis\u00e9 \u00e0 partir de ce capteur pour :<\/p>\n\n\n\n An\u00e9mom\u00e8tre analogique MET0170<\/a> (ou SEN 0170)<\/p>\n<\/div> Carte Arduino<\/a> (ou mod\u00e8le g\u00e9n\u00e9rique)<\/p>\n<\/div> Shield LCD 2×16 DFR0009<\/a><\/p>\n<\/div> Un bo\u00eetier <\/a>pour dissimuler les c\u00e2bles. Il faudra toutefois effectuer quelques d\u00e9coupes pour permettre l’affichage de l\u2019\u00e9cran LCD, l\u2019acc\u00e8s au connecteur USB de la carte Arduino, ainsi que l\u2019installation de la prise jack femelle pour l\u2019alimentation.<\/p>\n<\/div> <\/p>\n\n\n\n <\/p>\n\n\n\n Bloc d’alimentation 12 V<\/a><\/p>\n\n\n\n <\/p>\n\n\n\n <\/p>\n\n\n\n <\/p>\n\n\n\n <\/p>\n\n\n\n On pourrait choisir une connexion avec prise jack, avec un connecteur jack femelle mono.<\/p>\n\n\n\n Attention \u00e0 la polarit\u00e9 (\u00e0 v\u00e9rifier au multim\u00e8tre) !!!<\/p>\n<\/div>\n\n\n\n Nous n’utilisons que 3 fils parmi les 4 disponibles :<\/p>\n\n\n\n <\/p>\n\n\n\n T\u00e9l\u00e9verser ce code :<\/p>\n\n\n\n Ex\u00e9cuter ce script :<\/p>\n\n\n\n Remarque<\/p>\n\n\n\n Le script de r\u00e9cup\u00e9ration a \u00e9t\u00e9 am\u00e9lior\u00e9, par rapport aux versions pr\u00e9c\u00e9dentes, gr\u00e2ce \u00e0 mon coll\u00e8gue Allan Petrillo du lyc\u00e9e Marcellin Berthelot de Saint-Maur-des-Foss\u00e9s, avec le concours d\u2019un ami informaticien, afin de respecter pleinement les bonnes pratiques de programmation. Merci \u00e0 eux deux !<\/p>\n<\/blockquote>\n\n\n\n Scripts Python et Arduino disponibles sur ce lien Github<\/a><\/p>\n\n\n\n An\u00e9mom\u00e8tre Arduino\/Python Ce syst\u00e8me utilise l\u2019an\u00e9mom\u00e8tre analogique DF ROBOT SEN0170, qui fournit une tension (de 0 \u00e0 5 V) proportionnelle \u00e0 la vitesse du vent (de 0 \u00e0 30 m\/s) : Conception du syst\u00e8me Mat\u00e9riel An\u00e9mom\u00e8tre analogique MET0170 (ou SEN 0170) Carte Arduino (ou mod\u00e8le g\u00e9n\u00e9rique) Shield LCD 2×16 DFR0009 Un bo\u00eetier pour dissimuler les […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[9,7,10],"tags":[],"class_list":["post-1794","post","type-post","status-publish","format-standard","hentry","category-arduino","category-microcontroleurs-et-python","category-programmer-une-carte-arduino-avec-python"],"_links":{"self":[{"href":"https:\/\/labopothier.com\/index.php\/wp-json\/wp\/v2\/posts\/1794","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/labopothier.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/labopothier.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/labopothier.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/labopothier.com\/index.php\/wp-json\/wp\/v2\/comments?post=1794"}],"version-history":[{"count":11,"href":"https:\/\/labopothier.com\/index.php\/wp-json\/wp\/v2\/posts\/1794\/revisions"}],"predecessor-version":[{"id":1820,"href":"https:\/\/labopothier.com\/index.php\/wp-json\/wp\/v2\/posts\/1794\/revisions\/1820"}],"wp:attachment":[{"href":"https:\/\/labopothier.com\/index.php\/wp-json\/wp\/v2\/media?parent=1794"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/labopothier.com\/index.php\/wp-json\/wp\/v2\/categories?post=1794"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/labopothier.com\/index.php\/wp-json\/wp\/v2\/tags?post=1794"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}![\"\"](\"https:\/\/labopothier.com\/wp-content\/uploads\/2025\/04\/37641.jpg.webp\")
<\/figure><\/div>\n\n\n\n\n
![\"\"](\"https:\/\/labopothier.com\/wp-content\/uploads\/2025\/04\/IMG_2419-1-1024x564.jpg\")
<\/figure><\/div>\n\n\n\nConception du syst\u00e8me<\/strong><\/h2>\n\n\n\n
Mat\u00e9riel<\/strong><\/h3>\n\n\n\n<\/figure><\/div>\n\n\n\n![\"\"](\"https:\/\/labopothier.com\/wp-content\/uploads\/2025\/04\/12420.jpg.webp\")
<\/figure><\/div>\n\n\n\n![\"\"](\"https:\/\/labopothier.com\/wp-content\/uploads\/2025\/04\/19255.jpg.webp\")
<\/figure><\/div>\n\n\n\n![\"\"](\"https:\/\/labopothier.com\/wp-content\/uploads\/2025\/04\/image-1.webp\")
<\/figure><\/div>\n\n\n\n![\"\"](\"https:\/\/labopothier.com\/wp-content\/uploads\/2025\/04\/image.webp\")
<\/figure>\n\n\n\n![\"\"](\"https:\/\/labopothier.com\/wp-content\/uploads\/2025\/04\/IMG_2424-1-1024x768.jpg\")
<\/figure>\n<\/div>\n<\/div>\n\n\n\nSch\u00e9ma du montage<\/strong><\/h3>\n\n\n\n
\n
![\"\"](\"https:\/\/labopothier.com\/wp-content\/uploads\/2025\/04\/anemo-Arduino-1024x374.png\")
<\/figure>\n\n\n\n![\"\"](\"https:\/\/labopothier.com\/wp-content\/uploads\/2025\/04\/IMG_2413-1-1024x574.jpg\")
<\/figure>\n\n\n\nMode d\u2019emploi : acquisition de la vitesse du vent en fonction du temps<\/strong><\/h2>\n\n\n\n
Alimentation et connexion \u00e0 l\u2019ordinateur<\/strong><\/h3>\n\n\n\n\n
Configuration de l\u2019environnement Arduino<\/strong><\/h3>\n\n\n\n
\n
[Outils] > [Type de carte]<\/code>.<\/li>\n\n\n\n[Outils] > [Port]<\/code>.<\/li>\n<\/ul>\n\n\n\nCode Arduino<\/strong><\/h3>\n\n\n\n
\/*!\n * @file SEN0170.ino\n * @brief Reading wind speed rating\n * @copyright Copyright (c) 2010 DFRobot Co.Ltd (http:\/\/www.dfrobot.com)\n * @license The MIT License (MIT)\n * @author DFRobot\n * @version V1.0\n * @date 2023-08-03\n *\/\n#include <LiquidCrystal.h>\nLiquidCrystal lcd(8,9, 4, 5, 6, 7);\n\nlong temps;\n\nvoid setup()\n{\n Serial.begin(9600);\n lcd.begin(16,2);\n}\n\nvoid loop()\n{\n temps = millis();\n int sensorValue = analogRead(A1);\n float outvoltage = sensorValue * (5.0 \/ 1023.0);\n\/\/ Serial.print(\"outvoltage = \");\n\/\/ Serial.print(outvoltage);\n\/\/ Serial.println(\"V\");\n float Level = 6.0 * outvoltage;\/\/The level of wind speed is proportional to the output voltage.\n\/\/ Serial.print(\"wind speed is \");\n Serial.print(temps);\n Serial.print(\"\\t\");\n Serial.println(Level);\n lcd.setCursor(0,0);\n lcd.print(\"Vitesse : \");\n lcd.setCursor(0,1);\n lcd.print(Level);\n lcd.setCursor(8,1);\n lcd.print(\" \");\n lcd.setCursor(9,1);\n lcd.print(\"m\/s\");\n \n\/\/ Serial.println(\" m\/s\");\n\/\/ Serial.println();\n delay(50);\n}<\/code><\/pre>\n\n\n\nLancement de l\u2019acquisition<\/strong><\/h3>\n\n\n\n
import serial\nimport serial.tools.list_ports\nimport matplotlib.pyplot as plt\nfrom matplotlib import animation\nimport time\nimport sys\n# Import pour mon fake arduino\nfrom dataclasses import dataclass\nfrom math import sin\n\n# Param\u00e8tres d'acquisition\nT_ACQUISITION = 10.0 # dur\u00e9e en secondes\n\n\nvmin = 0\nvmax = 15\n\n# Listes de stockage\nliste_temps = []\nliste_vitesse = []\n\n# Pr\u00e9paration du graphe\nfig = plt.figure()\n(line,) = plt.plot([], [])\nplt.xlim(0, T_ACQUISITION)\nplt.ylim(vmin, vmax)\nplt.xlabel(\"temps (s)\")\nplt.ylabel(\"vitesse (m\/s\")\nplt.grid()\n\n# TIPS: penser \u00e0 changer le nom de son g\u00e9n\u00e9rateur quand il retourne plus la m\u00eame chose '^_^\n# Fonction g\u00e9n\u00e9ratrice : lecture depuis Arduino\ndef temps_vitesse_depuis_arduino():\n arduino_data = None\n for com_port in serial.tools.list_ports.comports():\n if \"Arduino\" in com_port.description:\n arduino_data = serial.Serial(com_port.device, 9600)\n\n print(f\"Le port arduino utilis\u00e9 : {arduino_data.name}\")\n print(f\"Est-il ouvert ? {arduino_data.is_open}\")\n\n\n while True:\n try:\n line = arduino_data.readline()\n liste_donnees = line.split()\n\n vitesse = float(liste_donnees[1].decode())\n temps = float(liste_donnees[0].decode()) \/ 1000.0\n\n # TIPS: Il suffit de tester le temps ici pour sortir de la boucle\n if temps >= T_ACQUISITION:\n print(\"Temps max atteint \u2013 arr\u00eat de l'animation.\")\n break\n\n yield temps, vitesse\n except Exception as e:\n print(f\"Erreur de lecture : {e}\")\n break\n\n print(\"Fermeture du port du Arduino\")\n arduino_data.close()\n\n\n# Fonction pour l'animation matplotlib\ndef animate(data):\n temps, vitesse = data\n\n liste_temps.append(temps)\n liste_vitesse.append(vitesse)\n\n\n print(f\"vitesse = {vitesse:+6.2f}m\/s | temps = {temps:6.3f}s\")\n\n line.set_data(liste_temps, liste_vitesse)\n return (line,)\n\n# Lancement de l'animation\nani = animation.FuncAnimation(\n fig,\n animate,\n frames=temps_vitesse_depuis_arduino,\n interval=0,\n repeat=False,\n cache_frame_data=False\n)\n\nplt.show()\nplt.close(fig)\n\n# Sauvegarde des donn\u00e9es dans un fichier texte\nwith open(\"data_arduino.txt\", \"w\") as fichier:\n fichier.write(\"temps_s\\tvitesse_deg\\n\")\n for t, a in zip(liste_temps, liste_vitesse):\n fichier.write(f\"{t:.3f}\\t{a:.2f}\\n\")\n\nprint(\"Les donn\u00e9es ont \u00e9t\u00e9 enregistr\u00e9es dans 'data_arduino.txt'.\")\n<\/code><\/pre>\n\n\n\n\n
\n
data_arduino.txt<\/code>, situ\u00e9 dans le m\u00eame dossier que le script.<\/li>\n<\/ul>\n\n\n\n![\"\"](\"https:\/\/labopothier.com\/wp-content\/uploads\/2025\/04\/anemo.png\")
<\/figure>\n\n\n\nEn cas de blocage<\/strong><\/h3>\n\n\n\n
\n
Ctrl + K<\/code>.<\/li>\n\n\n\nCtrl + Shift + E<\/code>.<\/li>\n<\/ul>\n\n\n\n![\"\"](\"https:\/\/labopothier.com\/wp-content\/uploads\/2024\/09\/pngwing.com_.png\")
<\/a><\/figure>\n","protected":false},"excerpt":{"rendered":"