{"id":116,"date":"2019-02-04T12:59:17","date_gmt":"2019-02-04T11:59:17","guid":{"rendered":"https:\/\/www.geh-tech.com\/?p=116"},"modified":"2019-02-04T12:59:17","modified_gmt":"2019-02-04T11:59:17","slug":"reparation-dun-lumisky-lucy-play","status":"publish","type":"post","link":"https:\/\/www.geh-tech.com\/index.php\/reparation-dun-lumisky-lucy-play\/","title":{"rendered":"R\u00e9paration d&rsquo;un LUMISKY Lucy Play"},"content":{"rendered":"<h1><a href=\"https:\/\/www.geh-tech.com\/wp-content\/uploads\/2018\/10\/20181007_095538.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-medium wp-image-83\" src=\"https:\/\/www.geh-tech.com\/wp-content\/uploads\/2018\/10\/20181007_095538-300x225.jpg\" alt=\"\" width=\"300\" height=\"225\"><\/a>Introduction<\/h1>\n<p>Derni&egrave;re r&eacute;paration, un LUMISKY Lucy Play qui a &eacute;t&eacute; branch&eacute; en 12V au lieu des 5V. Du coup, le r&eacute;gulateur de charge de la batterie Li-Ion a chauff&eacute; et a cass&eacute;. Un remplacement du TP4056 permet de r&eacute;cup&eacute;rer la charge de la batterie. Mais ce n&rsquo;est pas le seul probl&egrave;me. Quand on appuie sur le bouton poussoir, le circuit d&eacute;marre mais quand on rel&acirc;che le bouton le circuit s&rsquo;arr&ecirc;te. Il n&rsquo;y a pas de verrouillage de l&rsquo;alimentation. C&rsquo;est le circuit int&eacute;gr&eacute; en charge du verrouillage qui ne fonctionne plus. Impossible de savoir la r&eacute;f&eacute;rence de ce circuit, le marquage a &eacute;t&eacute; retir&eacute;. Il est donc n&eacute;cessaire de contourner ce circuit.<\/p>\n<p>Les fonctions du bouton poussoir sont:<\/p>\n<ul>\n<li>Mettre le circuit sous tension (fonction ON)<\/li>\n<li>Indiquer au micro-contr&ocirc;leur un changement de mode<\/li>\n<li>Indiquer une mise &agrave; l&rsquo;arr&ecirc;t via un appui long<\/li>\n<\/ul>\n<h1>R&eacute;alisation de la fonction ON \/ OFF \/ Push<\/h1>\n<div class=\"internal-linking-related-contents\"><a href=\"https:\/\/www.geh-tech.com\/index.php\/developpement-dun-blinder-led-dmx\/\" class=\"template-2\"><span class=\"cta\">Lire la suite<\/span><span class=\"postTitle\">D&eacute;veloppement d'un Blinder LED DMX<\/span><\/a><\/div><p>Pour r&eacute;aliser cette fonction, on va d&eacute;tecter un appui long pour la mise ON et OFF. Et les impulsions br&egrave;ves seront envoy&eacute; au circuit existant sans d&eacute;clencher la mise ON et OFF. Pour cela on va utiliser les deux bascules D d&rsquo;un 74HC74.<\/p>\n<p><a href=\"https:\/\/www.geh-tech.com\/wp-content\/uploads\/2018\/10\/ONOFFPUSH_Schematic.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-88 size-large\" src=\"https:\/\/www.geh-tech.com\/wp-content\/uploads\/2018\/10\/ONOFFPUSH_Schematic-1024x438.png\" alt=\"\" width=\"821\" height=\"351\"><\/a><\/p>\n<div class=\"internal-linking-related-contents\"><a href=\"https:\/\/www.geh-tech.com\/index.php\/recevoir-des-trames-dmx-avec-un-pic\/\" class=\"template-2\"><span class=\"cta\">Lire la suite<\/span><span class=\"postTitle\">Recevoir des trames DMX avec un PIC<\/span><\/a><\/div><p>Alors comment &ccedil;a marche. MN1 permet de d&eacute;terminer si c&rsquo;est un appui long. Pour cela, on temporise l&rsquo;entr&eacute;e horloge avec un montage RC compos&eacute; de R10 et C9. Si l&rsquo;appuie est suffisamment long, l&rsquo;horloge passera &agrave; l&rsquo;&eacute;tat haut apr&egrave;s l&rsquo;entr&eacute;e data. La sortie prendra alors la valeur de l&rsquo;entr&eacute;e.<\/p>\n<p>Mais comme l&rsquo;horloge est temporis&eacute;e, elle reste &agrave; un &eacute;tat haut plus longtemps que la l&rsquo;entr&eacute;e data. On va donc utiliser le fait que les bascules D copient l&rsquo;entr&eacute;e vers la sortie tant que l&rsquo;horloge est &agrave; un &eacute;tat haut. La sortie de MN1 fera donc une impulsion si on appuie longtemps.<\/p>\n<div class=\"internal-linking-related-contents\"><a href=\"https:\/\/www.geh-tech.com\/index.php\/realisation-dun-repeteur-dmx-isole\/\" class=\"template-2\"><span class=\"cta\">Lire la suite<\/span><span class=\"postTitle\">R&eacute;alisation d'un r&eacute;p&eacute;teur DMX isol&eacute;<\/span><\/a><\/div><p>MN2 est un montage plus classique. Il inverse la sortie ON\/OFF &agrave; chaque coup d&rsquo;horloge. Ainsi, &agrave; chaque appuie long, MN2 inverse la sortie ON\/OFF. Il suffira alors de connecter la sortie ON\/OFF sur la commande de l&rsquo;alimentation. Au premier appui long, le circuit est mis en route et au suivant, le circuit sera arr&ecirc;te.<\/p>\n<p>Les impulsions br&egrave;ves, peuvent &ecirc;tre interpr&eacute;t&eacute;es par le microcontr&ocirc;leur sans affecter le circuit d&rsquo;alimentation.<\/p>\n<div class=\"internal-linking-related-contents\"><a href=\"https:\/\/www.geh-tech.com\/index.php\/amplificateur-de-microphone-vers-niveau-ligne\/\" class=\"template-2\"><span class=\"cta\">Lire la suite<\/span><span class=\"postTitle\">Amplificateur de microphone vers niveau ligne<\/span><\/a><\/div><p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Introduction Derni&egrave;re r&eacute;paration, un LUMISKY Lucy Play qui a &eacute;t&eacute; branch&eacute; en 12V au lieu des 5V. Du coup, le r&eacute;gulateur de charge de la batterie Li-Ion a chauff&eacute; et a cass&eacute;. Un remplacement du TP4056 permet de r&eacute;cup&eacute;rer la charge de la batterie. Mais ce n&rsquo;est pas le seul probl&egrave;me. Quand on appuie sur<\/p>\n","protected":false},"author":1,"featured_media":83,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v22.9 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>R\u00e9paration d&#039;un LUMISKY Lucy Play - GEH-TECH<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.geh-tech.com\/index.php\/reparation-dun-lumisky-lucy-play\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"R\u00e9paration d&#039;un LUMISKY Lucy Play - GEH-TECH\" \/>\n<meta property=\"og:description\" content=\"Introduction Derni&egrave;re r&eacute;paration, un LUMISKY Lucy Play qui a &eacute;t&eacute; branch&eacute; en 12V au lieu des 5V. 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