{"id":23842,"date":"2021-03-18T11:20:50","date_gmt":"2021-03-18T10:20:50","guid":{"rendered":"https:\/\/agora.xtec.cat\/escolasaavedra\/?p=23842"},"modified":"2021-03-18T11:19:18","modified_gmt":"2021-03-18T10:19:18","slug":"sensor-de-llum-amb-microbit-sol-lluna-cs","status":"publish","type":"post","link":"https:\/\/agora.xtec.cat\/escolasaavedra\/general\/sensor-de-llum-amb-microbit-sol-lluna-cs\/","title":{"rendered":"Sensor de llum amb Microbit (Sol-Lluna)"},"content":{"rendered":"<p>Els sensors de llum poden ser \u00fatils per a tasques automatitzades que s&#8217;executen en funci\u00f3 de la intensitat de llum que reben. Per exemple, podem automatitzar processos que s&#8217;executin al capvespre, quan la quantitat de llum solar \u00e9s menor, o a la nit quan \u00e9s pr\u00e0cticament inexistent (recordem que la lluna fa efecte mirall de la llum del sol i ens en fa arribar una quantitat feble), o al migdia, quan la insolaci\u00f3 arriba al seu nivell m\u00e0xim.<\/p>\n<p>En aquesta l\u00ednia, i en paral\u00b7lel al projecte de domotitzaci\u00f3 de l&#8217;hort, on hi instal\u00b7larem sensors de llum, els alumnes de cicle superior hem creat aquest programa amb la placa micro:bit que ens indica, amb icones d&#8217;un Sol o una Lluna, si la quantitat que arriba \u00e9s feble o forta. Quan la quantitat de llum rebuda \u00e9s inferior a 180 en un rang de 0-255 apareixer\u00e0 una Lluna, per\u00f2 si la quantitat rebuda \u00e9s superior a aquests 180 apareixer\u00e0 un Sol)<\/p>\n<p>L&#8217;Alexis, un alumne de cicle superior, us ho explica i demostra m\u00e9s aclaridorament<\/p>\n<p style=\"text-align: center;\"><iframe loading=\"lazy\" src=\"https:\/\/www.youtube.com\/embed\/2GHin7VWH0s\" width=\"560\" height=\"315\" frameborder=\"0\"><\/iframe><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Els sensors de llum poden ser \u00fatils per a tasques automatitzades que s&#8217;executen en funci\u00f3 de la intensitat de llum que reben. Per exemple, podem automatitzar processos que s&#8217;executin al capvespre, quan la quantitat de llum solar \u00e9s menor, o a la nit quan \u00e9s pr\u00e0cticament inexistent (recordem que la lluna fa efecte mirall de la llum del sol i ens en fa arribar una quantitat feble), o al migdia, quan la insolaci\u00f3 arriba al seu nivell m\u00e0xim.<\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_bbp_topic_count":0,"_bbp_reply_count":0,"_bbp_total_topic_count":0,"_bbp_total_reply_count":0,"_bbp_voice_count":0,"_bbp_anonymous_reply_count":0,"_bbp_topic_count_hidden":0,"_bbp_reply_count_hidden":0,"_bbp_forum_subforum_count":0,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"","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":"","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":"default","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 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