{"id":2900,"date":"2025-10-03T13:06:25","date_gmt":"2025-10-03T11:06:25","guid":{"rendered":"https:\/\/sti2tech.com\/?page_id=2900"},"modified":"2025-11-07T14:48:17","modified_gmt":"2025-11-07T13:48:17","slug":"bts-1a","status":"publish","type":"page","link":"https:\/\/sti2tech.com\/?page_id=2900","title":{"rendered":"BTS &#8211; CPT &#8211; TD n\u00b03"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"2900\" class=\"elementor elementor-2900\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-728dd96 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"728dd96\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-3d7e419\" data-id=\"3d7e419\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-958197e elementor-widget elementor-widget-heading\" data-id=\"958197e\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">TD n\u00b03 : Les capteurs num\u00e9riques<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-00a823f elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"00a823f\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-774b5f7\" data-id=\"774b5f7\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-bfb909d elementor-widget elementor-widget-text-editor\" data-id=\"bfb909d\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h3>Objectifs:<\/h3><ul><li><span style=\"font-family: var(--global-body-font-family);\">D\u00e9couvrir les diff\u00e9rents types de capteurs num\u00e9riques<\/span><\/li><li>Comprendre le fonctionnement des capteurs num\u00e9riques<\/li><li>Identifier ses applications dans la vie courante et l\u2019industrie.<\/li><li>D\u00e9couvrir le cours ci-dessous :<ul><li><a href=\"https:\/\/sti2tech.com\/wp-content\/uploads\/2025\/10\/Capteurs-numeriques.pdf\">Capteurs num\u00e9riques<\/a><\/li><\/ul><\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-82ab3c3 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"82ab3c3\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-b63210b\" data-id=\"b63210b\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-cf10905 elementor-widget elementor-widget-text-editor\" data-id=\"cf10905\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h4 data-start=\"225\" data-end=\"287\"><strong data-start=\"228\" data-end=\"285\">Partie 1 \u2013 D\u00e9couvrir ce qu\u2019est un capteur num\u00e9rique<\/strong><\/h4><p data-start=\"288\" data-end=\"305\"><strong data-start=\"288\" data-end=\"303\">Objectifs :<\/strong><\/p><ul data-start=\"306\" data-end=\"421\"><li data-start=\"306\" data-end=\"352\"><p data-start=\"308\" data-end=\"352\">Comprendre ce qu\u2019est un capteur num\u00e9rique.<\/p><\/li><li data-start=\"353\" data-end=\"421\"><p data-start=\"355\" data-end=\"421\">Identifier ses applications dans la vie courante et l\u2019industrie.<\/p><\/li><\/ul><p data-start=\"423\" data-end=\"440\"><strong data-start=\"423\" data-end=\"438\">Questions :<\/strong><\/p><ol data-start=\"441\" data-end=\"660\"><li data-start=\"441\" data-end=\"481\"><p data-start=\"444\" data-end=\"481\">Qu\u2019est-ce qu\u2019un capteur num\u00e9rique ?<\/p><\/li><li data-start=\"482\" data-end=\"576\"><p data-start=\"485\" data-end=\"576\">Donne deux exemples d\u2019applications industrielles o\u00f9 l\u2019on utilise des capteurs num\u00e9riques.<\/p><\/li><li data-start=\"577\" data-end=\"660\"><p data-start=\"580\" data-end=\"660\">Quelle est la diff\u00e9rence entre un capteur analogique et un capteur num\u00e9rique ?<\/p><\/li><\/ol>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-08160ed\" data-id=\"08160ed\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-52d680d elementor-widget elementor-widget-image\" data-id=\"52d680d\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"686\" src=\"https:\/\/sti2tech.com\/wp-content\/uploads\/2025\/09\/reflexions-bouge-ta-plume-1024x686.jpg\" class=\"attachment-large size-large wp-image-2589\" alt=\"\" srcset=\"https:\/\/sti2tech.com\/wp-content\/uploads\/2025\/09\/reflexions-bouge-ta-plume-1024x686.jpg 1024w, https:\/\/sti2tech.com\/wp-content\/uploads\/2025\/09\/reflexions-bouge-ta-plume-300x201.jpg 300w, https:\/\/sti2tech.com\/wp-content\/uploads\/2025\/09\/reflexions-bouge-ta-plume-768x515.jpg 768w, https:\/\/sti2tech.com\/wp-content\/uploads\/2025\/09\/reflexions-bouge-ta-plume.jpg 1240w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-042304b elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"042304b\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-f91ceea\" data-id=\"f91ceea\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-da1e9e7 elementor-widget elementor-widget-image\" data-id=\"da1e9e7\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"338\" height=\"300\" src=\"https:\/\/sti2tech.com\/wp-content\/uploads\/2025\/10\/Capture-decran-2025-10-03-a-11.56.57.png\" class=\"attachment-large size-large wp-image-2904\" alt=\"\" srcset=\"https:\/\/sti2tech.com\/wp-content\/uploads\/2025\/10\/Capture-decran-2025-10-03-a-11.56.57.png 338w, https:\/\/sti2tech.com\/wp-content\/uploads\/2025\/10\/Capture-decran-2025-10-03-a-11.56.57-300x266.png 300w\" sizes=\"(max-width: 338px) 100vw, 338px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-59b0987\" data-id=\"59b0987\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-3eace15 elementor-widget elementor-widget-text-editor\" data-id=\"3eace15\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h4 data-start=\"667\" data-end=\"736\"><strong data-start=\"670\" data-end=\"734\">Partie 2 \u2013 Le fonctionnement des codeurs optiques rotatifs<\/strong><\/h4><p data-start=\"737\" data-end=\"754\"><strong data-start=\"737\" data-end=\"752\">Objectifs :<\/strong><\/p><ol data-start=\"755\" data-end=\"887\"><li data-start=\"755\" data-end=\"828\"><p data-start=\"757\" data-end=\"828\">Comprendre le principe de fonctionnement d\u2019un codeur optique rotatif.<\/p><\/li><li data-start=\"829\" data-end=\"887\"><p data-start=\"831\" data-end=\"887\">Identifier ses composants et son r\u00f4le dans un syst\u00e8me.<\/p><\/li><\/ol><p data-start=\"831\" data-end=\"887\"><strong data-start=\"889\" data-end=\"904\">Questions :<\/strong><\/p><ol><li data-start=\"831\" data-end=\"887\">\u00c0 quoi sert un codeur optique rotatif ?<\/li><li data-start=\"889\" data-end=\"1180\">Quel est le r\u00f4le du disque comportant des zones opaques et transparentes ?<\/li><li data-start=\"889\" data-end=\"1180\">Quelle est la fonction des photodiodes dans un codeur optique ?<\/li><li data-start=\"889\" data-end=\"1180\">Quelle est la diff\u00e9rence entre un codeur incr\u00e9mental et un codeur absolu ?<\/li><\/ol>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-6fa0f48 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"6fa0f48\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-0c31088\" data-id=\"0c31088\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-18d8d10 elementor-widget elementor-widget-text-editor\" data-id=\"18d8d10\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h4 data-start=\"1187\" data-end=\"1245\"><strong data-start=\"1190\" data-end=\"1243\">Partie 3 \u2013 Approfondir les codeurs incr\u00e9mentaux<\/strong><\/h4><p data-start=\"1246\" data-end=\"1263\"><strong data-start=\"1246\" data-end=\"1261\">Objectifs :<\/strong><\/p><ul data-start=\"1264\" data-end=\"1373\"><li data-start=\"1264\" data-end=\"1316\"><p data-start=\"1266\" data-end=\"1316\">Identifier la structure d\u2019un codeur incr\u00e9mental.<\/p><\/li><li data-start=\"1317\" data-end=\"1373\"><p data-start=\"1319\" data-end=\"1373\">Comprendre les signaux g\u00e9n\u00e9r\u00e9s et leur exploitation.<\/p><\/li><\/ul><p data-start=\"1375\" data-end=\"1752\"><strong data-start=\"1375\" data-end=\"1390\">Questions :<\/strong><\/p><ol><li data-start=\"1375\" data-end=\"1752\">Combien de pistes comporte le disque d\u2019un codeur incr\u00e9mental et lesquelles ?<\/li><li data-start=\"1375\" data-end=\"1752\">Quel est le r\u00f4le du d\u00e9phasage entre les pistes A et B ?<\/li><li data-start=\"1375\" data-end=\"1752\">Qu\u2019appelle-t-on le signal <strong data-start=\"1566\" data-end=\"1571\">Z<\/strong> ou \u00ab top z\u00e9ro \u00bb ?<\/li><li data-start=\"1375\" data-end=\"1752\">Comment est d\u00e9finie la r\u00e9solution d\u2019un codeur incr\u00e9mental ?<\/li><li data-start=\"1375\" data-end=\"1752\">Dans quel type de dispositif est g\u00e9n\u00e9ralement trait\u00e9 le signal d\u2019un codeur incr\u00e9mental ?<\/li><\/ol>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-8fb1562\" data-id=\"8fb1562\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-0e7b8a7 elementor-widget elementor-widget-image\" data-id=\"0e7b8a7\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"338\" height=\"226\" src=\"https:\/\/sti2tech.com\/wp-content\/uploads\/2025\/10\/Capture-decran-2025-10-03-a-11.57.07.png\" class=\"attachment-large size-large wp-image-2905\" alt=\"\" srcset=\"https:\/\/sti2tech.com\/wp-content\/uploads\/2025\/10\/Capture-decran-2025-10-03-a-11.57.07.png 338w, https:\/\/sti2tech.com\/wp-content\/uploads\/2025\/10\/Capture-decran-2025-10-03-a-11.57.07-300x201.png 300w\" sizes=\"(max-width: 338px) 100vw, 338px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-0384a60 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"0384a60\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-58b5e10\" data-id=\"58b5e10\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-96b8b99 elementor-widget elementor-widget-image\" data-id=\"96b8b99\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"204\" height=\"162\" src=\"https:\/\/sti2tech.com\/wp-content\/uploads\/2025\/10\/Capture-decran-2025-10-03-a-11.57.24.png\" class=\"attachment-large size-large wp-image-2906\" alt=\"\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-863a760\" data-id=\"863a760\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-694c13a elementor-widget elementor-widget-text-editor\" data-id=\"694c13a\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h4 data-start=\"1759\" data-end=\"1823\"><strong data-start=\"1762\" data-end=\"1821\">Partie 4 \u2013 Les codeurs absolus et le codage num\u00e9rique<\/strong><\/h4><p data-start=\"1824\" data-end=\"1841\"><strong data-start=\"1824\" data-end=\"1839\">Objectifs :<\/strong><\/p><ul data-start=\"1842\" data-end=\"1968\"><li data-start=\"1842\" data-end=\"1902\"><p data-start=\"1844\" data-end=\"1902\">Comprendre la diff\u00e9rence entre binaire pur et code Gray.<\/p><\/li><li data-start=\"1903\" data-end=\"1968\"><p data-start=\"1905\" data-end=\"1968\">Identifier les avantages et limites de chaque type de codage.<\/p><\/li><\/ul><p data-start=\"1905\" data-end=\"1968\"><strong data-start=\"1970\" data-end=\"1985\">Questions :<\/strong><\/p><ol><li data-start=\"1905\" data-end=\"1968\">Comment est d\u00e9finie la r\u00e9solution d\u2019un codeur absolu ?<\/li><li data-start=\"1905\" data-end=\"1968\">Quels sont les deux types de codes utilis\u00e9s dans les codeurs absolus ?<\/li><li data-start=\"1905\" data-end=\"1968\">Quels sont les avantages et inconv\u00e9nients du code binaire pur ?<\/li><li data-start=\"1905\" data-end=\"1968\">Pourquoi le code Gray est-il plus fiable pour les capteurs ?<\/li><li data-start=\"1905\" data-end=\"1968\">Quel est l\u2019inconv\u00e9nient principal du code Gray ?<\/li><\/ol>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-3233b1c elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"3233b1c\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-7e811ac\" data-id=\"7e811ac\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-cc46f14 elementor-widget elementor-widget-text-editor\" data-id=\"cc46f14\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h4 data-start=\"2324\" data-end=\"2374\"><strong data-start=\"2327\" data-end=\"2372\">Partie 5 \u2013 Les lecteurs de codes-barres<\/strong><\/h4><p data-start=\"2375\" data-end=\"2392\"><strong data-start=\"2375\" data-end=\"2390\">Objectifs :<\/strong><\/p><ul data-start=\"2393\" data-end=\"2529\"><li data-start=\"2393\" data-end=\"2448\"><p data-start=\"2395\" data-end=\"2448\">Comprendre le principe de lecture d\u2019un code-barres.<\/p><\/li><li data-start=\"2449\" data-end=\"2529\"><p data-start=\"2451\" data-end=\"2529\">Identifier les diff\u00e9rents types de lecteurs et leurs domaines d\u2019utilisation.<\/p><\/li><\/ul><p data-start=\"2531\" data-end=\"2885\"><strong data-start=\"2531\" data-end=\"2546\">Questions :<\/strong><\/p><ol><li data-start=\"2531\" data-end=\"2885\">Quel est le principe de la lecture optique d\u2019un code-barres ?<\/li><li data-start=\"2531\" data-end=\"2885\">Que repr\u00e9sentent les barres noires et les espaces blancs dans un code-barres ?<\/li><li data-start=\"2531\" data-end=\"2885\">Quelles sont les deux grandes familles de lecteurs de codes-barres ? Donne un exemple pour chacune.<\/li><li data-start=\"2531\" data-end=\"2885\">Dans quel domaine les lecteurs de codes-barres sont-ils tr\u00e8s utilis\u00e9s ?<\/li><\/ol>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-4ddea85\" data-id=\"4ddea85\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-4d3eb49 elementor-widget elementor-widget-image\" data-id=\"4d3eb49\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"384\" height=\"236\" src=\"https:\/\/sti2tech.com\/wp-content\/uploads\/2025\/10\/Capture-decran-2025-10-03-a-11.57.38.png\" class=\"attachment-large size-large wp-image-2907\" alt=\"\" srcset=\"https:\/\/sti2tech.com\/wp-content\/uploads\/2025\/10\/Capture-decran-2025-10-03-a-11.57.38.png 384w, https:\/\/sti2tech.com\/wp-content\/uploads\/2025\/10\/Capture-decran-2025-10-03-a-11.57.38-300x184.png 300w\" sizes=\"(max-width: 384px) 100vw, 384px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-4b3ace9 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"4b3ace9\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-b21ad4b\" data-id=\"b21ad4b\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-5a5283b elementor-widget elementor-widget-image\" data-id=\"5a5283b\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"852\" height=\"1024\" src=\"https:\/\/sti2tech.com\/wp-content\/uploads\/2025\/10\/Capture-decran-2025-10-03-a-11.59.43-852x1024.png\" class=\"attachment-large size-large wp-image-2908\" alt=\"\" srcset=\"https:\/\/sti2tech.com\/wp-content\/uploads\/2025\/10\/Capture-decran-2025-10-03-a-11.59.43-852x1024.png 852w, https:\/\/sti2tech.com\/wp-content\/uploads\/2025\/10\/Capture-decran-2025-10-03-a-11.59.43-250x300.png 250w, https:\/\/sti2tech.com\/wp-content\/uploads\/2025\/10\/Capture-decran-2025-10-03-a-11.59.43-768x923.png 768w, https:\/\/sti2tech.com\/wp-content\/uploads\/2025\/10\/Capture-decran-2025-10-03-a-11.59.43.png 954w\" sizes=\"(max-width: 852px) 100vw, 852px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-f708ec3\" data-id=\"f708ec3\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-e09701a elementor-widget elementor-widget-text-editor\" data-id=\"e09701a\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h4 data-start=\"2892\" data-end=\"2951\"><strong data-start=\"2895\" data-end=\"2949\">Partie 6 \u2013 Panorama d\u2019autres capteurs num\u00e9riques<\/strong><\/h4><p data-start=\"2952\" data-end=\"2969\"><strong data-start=\"2952\" data-end=\"2967\">Objectifs :<\/strong><\/p><ul data-start=\"2970\" data-end=\"3075\"><li data-start=\"2970\" data-end=\"3021\"><p data-start=\"2972\" data-end=\"3021\">D\u00e9couvrir la diversit\u00e9 des capteurs num\u00e9riques.<\/p><\/li><li data-start=\"3022\" data-end=\"3075\"><p data-start=\"3024\" data-end=\"3075\">Relier chaque capteur \u00e0 une application concr\u00e8te.<\/p><\/li><\/ul><p data-start=\"3077\" data-end=\"3376\"><strong data-start=\"3077\" data-end=\"3092\">Questions :<\/strong><\/p><ol><li data-start=\"3077\" data-end=\"3376\">Cite au moins trois autres types de capteurs num\u00e9riques mentionn\u00e9s dans le cours.<\/li><li data-start=\"3077\" data-end=\"3376\">Donne un exemple d\u2019utilisation pour un capteur infrarouge.<\/li><li data-start=\"3077\" data-end=\"3376\">Pourquoi dit-on que les capteurs num\u00e9riques sont pr\u00e9sents dans de nombreux aspects de la vie quotidienne et industrielle ?<\/li><\/ol>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-da523c3 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"da523c3\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-aa612a3\" data-id=\"aa612a3\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-0384348 elementor-widget elementor-widget-text-editor\" data-id=\"0384348\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h4>Exercice d&rsquo;application :<\/h4><table style=\"font-weight: 400;\" width=\"641\"><tbody><tr><td width=\"66\"><p>Q1.1<\/p><\/td><td width=\"575\"><p>On souhaite mesurer la vitesse de rotation d\u2019un moteur asynchrone et conna\u00eetre son sens de rotation. Quel type de capteur doit-on choisir ?<\/p><\/td><\/tr><\/tbody><\/table><table style=\"font-weight: 400;\" width=\"641\"><tbody><tr><td width=\"66\"><p>Q1.2<\/p><\/td><td width=\"575\"><p>Quel type d\u2019information d\u00e9livre-t-il (analogique, logique, num\u00e9rique) ?<\/p><\/td><\/tr><\/tbody><\/table><table style=\"font-weight: 400;\" width=\"641\"><tbody><tr><td width=\"66\"><p>Q1.3<\/p><\/td><td width=\"575\"><p>On souhaite conna\u00eetre la position exacte du bras d\u2019un robot lors de son d\u00e9placement. Quel type de capteur doit-on choisir ?<\/p><\/td><\/tr><\/tbody><\/table><table style=\"font-weight: 400;\" width=\"641\"><tbody><tr><td width=\"66\"><p>Q1.4<\/p><\/td><td width=\"575\"><p>Quel type d\u2019information d\u00e9livre-t-il (analogique, logique, num\u00e9rique) ?<\/p><\/td><\/tr><\/tbody><\/table><table style=\"font-weight: 400;\" width=\"641\"><tbody><tr><td width=\"66\"><p>Q1.5<\/p><\/td><td width=\"575\"><p>Un codeur absolu poss\u00e8de 4 bits. Combien il y a-t-il de combinaisons possibles ?<\/p><\/td><\/tr><\/tbody><\/table><table style=\"font-weight: 400;\" width=\"641\"><tbody><tr><td width=\"66\"><p>Q1.6<\/p><\/td><td width=\"575\"><p>Quels sont les deux types de code binaire ?<\/p><\/td><\/tr><\/tbody><\/table><table style=\"font-weight: 400;\" width=\"641\"><tbody><tr><td width=\"66\"><p>Q1.7<\/p><\/td><td width=\"575\"><p>Quel est l\u2019int\u00e9r\u00eat de ce type de code binaire absolu ?<\/p><\/td><\/tr><\/tbody><\/table><table style=\"font-weight: 400;\" width=\"641\"><tbody><tr><td width=\"66\"><p>Q1.8<\/p><\/td><td width=\"575\"><p>Compl\u00e9ter le tableau ci-dessous correspondant aux combinaisons codeur binaire pur.<\/p><\/td><\/tr><\/tbody><\/table><table style=\"font-weight: 400;\" width=\"641\"><tbody><tr><td width=\"66\"><p>Q1.9<\/p><\/td><td width=\"575\"><p>Une machine sp\u00e9ciale permet de d\u00e9couper des profil\u00e9s en aluminium de longueurs variables pour fabriquer des cadres de dormants de fen\u00eatre. La barre est amen\u00e9e vers la scie qui permet le d\u00e9coupage du profil\u00e9 gr\u00e2ce \u00e0 deux rouleaux qui entra\u00eene cette barre.<\/p><\/td><\/tr><\/tbody><\/table><ul><li style=\"font-weight: 400;\">Un codeur incr\u00e9mental est fix\u00e9 sur le m\u00eame axe d\u2019un des rouleaux. Il permet ainsi de comptabiliser le nombre de tours effectu\u00e9s par le rouleau pour en d\u00e9duire la longueur du d\u00e9placement lin\u00e9aire de la barre.<ul><li style=\"font-weight: 400;\"><span style=\"font-family: var(--global-body-font-family);\">Diam\u00e8tre des rouleaux 75 mm.<\/span><\/li><li style=\"font-weight: 400;\"><span style=\"font-family: var(--global-body-font-family);\">Pr\u00e9cision de la longueur de coupe : 0,5 mm<\/span><\/li><\/ul><\/li><\/ul><p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-2909\" src=\"https:\/\/sti2tech.com\/wp-content\/uploads\/2025\/10\/Capture-decran-2025-10-03-a-13.09.48-300x195.png\" alt=\"\" width=\"300\" height=\"195\" srcset=\"https:\/\/sti2tech.com\/wp-content\/uploads\/2025\/10\/Capture-decran-2025-10-03-a-13.09.48-300x195.png 300w, https:\/\/sti2tech.com\/wp-content\/uploads\/2025\/10\/Capture-decran-2025-10-03-a-13.09.48.png 434w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/p><table style=\"font-weight: 400;\" width=\"641\"><tbody><tr><td width=\"66\"><p>Q1.10<\/p><\/td><td width=\"575\"><p>Quelle est la longueur, en mm, du d\u00e9placement de la barre \u00e0 chaque tour de rouleau ?<\/p><\/td><\/tr><\/tbody><\/table><table style=\"font-weight: 400;\" width=\"641\"><tbody><tr><td width=\"66\"><p>Q1.11<\/p><\/td><td width=\"575\"><p>On souhaite d\u00e9couper des barres de 450 mm. Quel sera alors le nombre de tours effectu\u00e9s par le rouleau d\u2019entra\u00eenement donc par le codeur ?<\/p><\/td><\/tr><\/tbody><\/table><table style=\"font-weight: 400;\" width=\"641\"><tbody><tr><td width=\"66\"><p>Q1.12<\/p><\/td><td width=\"575\"><p>Le nombre de points par tour d\u2019un codeur incr\u00e9mental se nomme la RESOLUTION du codeur. Quel doit-\u00eatre la r\u00e9solution du codeur si l\u2019on souhaite respecter la pr\u00e9cision de coupe impos\u00e9e dans le cahier des charges.<\/p><\/td><\/tr><\/tbody><\/table><p style=\"font-weight: 400;\">\u00a0<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>TD n\u00b03 : Les capteurs num\u00e9riques Objectifs: D\u00e9couvrir les diff\u00e9rents types de capteurs num\u00e9riques Comprendre le fonctionnement des capteurs num\u00e9riques Identifier ses applications dans la vie courante et l\u2019industrie. D\u00e9couvrir le cours ci-dessous : Capteurs num\u00e9riques Partie 1 \u2013 D\u00e9couvrir ce qu\u2019est un capteur num\u00e9rique Objectifs : Comprendre ce qu\u2019est un capteur num\u00e9rique. Identifier ses&#8230;<\/p>\n","protected":false},"author":4,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_kad_post_transparent":"","_kad_post_title":"hide","_kad_post_layout":"fullwidth","_kad_post_sidebar_id":"","_kad_post_content_style":"unboxed","_kad_post_vertical_padding":"hide","_kad_post_feature":"hide","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"_kad_post_classname":"","footnotes":""},"folder":[19],"class_list":["post-2900","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/sti2tech.com\/index.php?rest_route=\/wp\/v2\/pages\/2900","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sti2tech.com\/index.php?rest_route=\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/sti2tech.com\/index.php?rest_route=\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/sti2tech.com\/index.php?rest_route=\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/sti2tech.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2900"}],"version-history":[{"count":19,"href":"https:\/\/sti2tech.com\/index.php?rest_route=\/wp\/v2\/pages\/2900\/revisions"}],"predecessor-version":[{"id":3074,"href":"https:\/\/sti2tech.com\/index.php?rest_route=\/wp\/v2\/pages\/2900\/revisions\/3074"}],"wp:attachment":[{"href":"https:\/\/sti2tech.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2900"}],"wp:term":[{"taxonomy":"folder","embeddable":true,"href":"https:\/\/sti2tech.com\/index.php?rest_route=%2Fwp%2Fv2%2Ffolder&post=2900"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}