{"id":1906,"date":"2016-08-14T02:32:49","date_gmt":"2016-08-14T06:32:49","guid":{"rendered":"http:\/\/nagashur.com\/blog\/?p=1906"},"modified":"2016-08-14T02:37:39","modified_gmt":"2016-08-14T06:37:39","slug":"ecrans-lcd-texte-conversion-i2c","status":"publish","type":"post","link":"http:\/\/nagashur.com\/blog\/2016\/08\/14\/ecrans-lcd-texte-conversion-i2c\/","title":{"rendered":"Les \u00e9crans LCD texte et leur conversion I2C"},"content":{"rendered":"<p>J&#8217;ai fait une nouvelle vid\u00e9o sur <a href=\"https:\/\/www.youtube.com\/user\/sky99line\">ma chaine youtube<\/a>, sur les \u00e9crans LCD texte classiques, \u00e0 base de HD44780 (ceux qu&#8217;on trouve partout), et sur leur conversion en \u00e9crans I2C en utilisant une carte additionnelle qui permet de passer de 6-8 GPIOs occup\u00e9s \u00e0 2 (qui restent utilisables en plus!).<\/p>\n<p>Plus d&#8217;explications dans la vid\u00e9o :<\/p>\n<p><span class=\"embed-youtube\" style=\"text-align:center; display: block;\"><iframe class='youtube-player' width='610' height='344' src='https:\/\/www.youtube.com\/embed\/YvEUhgxbtqchttp?version=3&#038;rel=1&#038;fs=1&#038;autohide=2&#038;showsearch=0&#038;showinfo=1&#038;iv_load_policy=1&#038;wmode=transparent' allowfullscreen='true' style='border:0;'><\/iframe><\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>J&#8217;ai fait une nouvelle vid\u00e9o sur ma chaine youtube, sur les \u00e9crans LCD texte classiques, \u00e0 base de HD44780 (ceux qu&#8217;on trouve partout), et sur leur conversion en \u00e9crans I2C en utilisant une carte additionnelle qui permet de passer de 6-8 GPIOs occup\u00e9s \u00e0 2 (qui restent utilisables en plus!). Plus d&#8217;explications dans la vid\u00e9o [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":1909,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"video","meta":{"spay_email":"","jetpack_publicize_message":""},"categories":[311,222,324,168,389],"tags":[329,240,344,347,201,202],"jetpack_featured_media_url":"http:\/\/nagashur.com\/blog\/wp-content\/uploads\/2016\/08\/thumb_lcd_i2c_6348.jpg","jetpack_publicize_connections":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v15.0 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Les \u00e9crans LCD texte et leur conversion I2C - Nagashur<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"http:\/\/nagashur.com\/blog\/2016\/08\/14\/ecrans-lcd-texte-conversion-i2c\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Les \u00e9crans LCD texte et leur conversion I2C - Nagashur\" \/>\n<meta property=\"og:description\" content=\"J&#8217;ai fait une nouvelle vid\u00e9o sur ma chaine youtube, sur les \u00e9crans LCD texte classiques, \u00e0 base de HD44780 (ceux qu&#8217;on trouve partout), et sur leur conversion en \u00e9crans I2C en utilisant une carte additionnelle qui permet de passer de 6-8 GPIOs occup\u00e9s \u00e0 2 (qui restent utilisables en plus!). Plus d&#8217;explications dans la vid\u00e9o [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"http:\/\/nagashur.com\/blog\/2016\/08\/14\/ecrans-lcd-texte-conversion-i2c\/\" \/>\n<meta property=\"og:site_name\" content=\"Nagashur\" \/>\n<meta property=\"article:published_time\" content=\"2016-08-14T06:32:49+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2016-08-14T06:37:39+00:00\" \/>\n<meta property=\"og:image\" content=\"http:\/\/nagashur.com\/blog\/wp-content\/uploads\/2016\/08\/thumb_lcd_i2c_6348.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1920\" \/>\n\t<meta property=\"og:image:height\" content=\"1080\" \/>\n<meta name=\"twitter:card\" content=\"summary\" \/>\n<meta name=\"twitter:creator\" content=\"@audreyrobinel\" \/>\n<meta name=\"twitter:site\" content=\"@audreyrobinel\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebSite\",\"@id\":\"http:\/\/nagashur.com\/blog\/#website\",\"url\":\"http:\/\/nagashur.com\/blog\/\",\"name\":\"Nagashur\",\"description\":\"raspi et arduino FTW :)\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":\"http:\/\/nagashur.com\/blog\/?s={search_term_string}\",\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"fr-FR\"},{\"@type\":\"ImageObject\",\"@id\":\"http:\/\/nagashur.com\/blog\/2016\/08\/14\/ecrans-lcd-texte-conversion-i2c\/#primaryimage\",\"inLanguage\":\"fr-FR\",\"url\":\"http:\/\/nagashur.com\/blog\/wp-content\/uploads\/2016\/08\/thumb_lcd_i2c_6348.jpg\",\"width\":1920,\"height\":1080,\"caption\":\"vignette vid\\u00e9o \\u00e9crans LCD texte et conversion I2C\"},{\"@type\":\"WebPage\",\"@id\":\"http:\/\/nagashur.com\/blog\/2016\/08\/14\/ecrans-lcd-texte-conversion-i2c\/#webpage\",\"url\":\"http:\/\/nagashur.com\/blog\/2016\/08\/14\/ecrans-lcd-texte-conversion-i2c\/\",\"name\":\"Les \\u00e9crans LCD texte et leur conversion I2C - Nagashur\",\"isPartOf\":{\"@id\":\"http:\/\/nagashur.com\/blog\/#website\"},\"primaryImageOfPage\":{\"@id\":\"http:\/\/nagashur.com\/blog\/2016\/08\/14\/ecrans-lcd-texte-conversion-i2c\/#primaryimage\"},\"datePublished\":\"2016-08-14T06:32:49+00:00\",\"dateModified\":\"2016-08-14T06:37:39+00:00\",\"author\":{\"@id\":\"http:\/\/nagashur.com\/blog\/#\/schema\/person\/11a329fa33df4e94444716624beb8186\"},\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"http:\/\/nagashur.com\/blog\/2016\/08\/14\/ecrans-lcd-texte-conversion-i2c\/\"]}]},{\"@type\":\"Person\",\"@id\":\"http:\/\/nagashur.com\/blog\/#\/schema\/person\/11a329fa33df4e94444716624beb8186\",\"name\":\"sky99\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/p6yqc2-uK","jetpack-related-posts":[{"id":1822,"url":"http:\/\/nagashur.com\/blog\/2016\/06\/09\/r-hasika-update-du-robot-avec-un-ecran-lcd\/","url_meta":{"origin":1906,"position":0},"title":"R.Hasika - update du robot avec un \u00e9cran LCD","date":"9 juin 2016","format":"video","excerpt":"\u00a0 R.Hasika a re\u00e7u une mise \u00e0 jour, avec un \u00e9cran LCD de 2*16 caract\u00e8res, et qui permet \u00a0d'afficher les informations souhait\u00e9es par l'utilisateur. Plus d'infos dans la vid\u00e9o ci apr\u00e8s. https:\/\/www.youtube.com\/watch?v=dX1aDGsFLnk \u00a0 \u00a0","rel":"","context":"Dans &quot;annonces&quot;","img":{"alt_text":"Ecran LCD 2x16 sur R.Hasika","src":"https:\/\/i0.wp.com\/nagashur.com\/blog\/wp-content\/uploads\/2016\/06\/R.Hasika_LCD_5841_large.jpg?resize=350%2C200","width":350,"height":200},"classes":[]},{"id":819,"url":"http:\/\/nagashur.com\/blog\/2013\/07\/13\/interfacer-un-ecran-lcd-texte-avec-un-atmega-ou-un-arduino\/","url_meta":{"origin":1906,"position":1},"title":"Interfacer un \u00e9cran LCD texte avec un ATmega ou un Arduino","date":"13 juillet 2013","format":false,"excerpt":"Dans l'optique de mon projet Milapli, Il faudra bien, \u00e0 un moment donn\u00e9, afficher les donn\u00e9es quelquepart. Dans l'absolu, on pourrait se contenter de stocker ces donn\u00e9es, puis d'y acc\u00e9der par le r\u00e9seau. Cependant, on peut trouver pour une dizaine d'euros des \u00e9crans LCD 2*16 caract\u00e8res RGB, ou divers autres\u2026","rel":"","context":"Dans &quot;Arduino&quot;","img":{"alt_text":"LCD Sparkfun 5V White on black","src":"https:\/\/i1.wp.com\/nagashur.com\/blog\/wp-content\/uploads\/2013\/07\/img_2136_crop-e1438906257917.jpg?resize=350%2C200","width":350,"height":200},"classes":[]},{"id":1427,"url":"http:\/\/nagashur.com\/blog\/2015\/09\/13\/alitest-ecran-lcd-10-pouces-hdmi-1280x800-ips\/","url_meta":{"origin":1906,"position":2},"title":"Alitest : \u00e9cran LCD 10 pouces HDMI 1280x800 IPS","date":"13 septembre 2015","format":false,"excerpt":"Le Raspberry pi est capable d'utiliser des \u00e9crans HDMI vari\u00e9s, du moniteur d'ordinateur \u00e0 la t\u00e9l\u00e9vision de salon. Toutefois, pour certains projets, on peut souhaiter utiliser un \u00e9cran plus compact, sans se ruiner. Dans cet article, nous testerons un \u00e9cran LCD 10 pouces HDMI 1280x800 IPS achet\u00e9 sur Aliexpress. aux\u2026","rel":"","context":"Dans &quot;composants&quot;","img":{"alt_text":"Le bureau de Raspbian sur l'\u00e9cran LCD 10 pouces HDMI 1280x800 IPS","src":"https:\/\/i0.wp.com\/nagashur.com\/blog\/wp-content\/uploads\/2015\/09\/screen_on_4826_800px.jpg?resize=350%2C200","width":350,"height":200},"classes":[]},{"id":1624,"url":"http:\/\/nagashur.com\/blog\/2016\/04\/05\/boitier-de-controle-de-rlieh-controleur-automatique-daquarium\/","url_meta":{"origin":1906,"position":3},"title":"Boitier de contr\u00f4le de Rlieh, contr\u00f4leur automatique d'aquarium","date":"5 avril 2016","format":false,"excerpt":"Dans un pr\u00e9c\u00e9dent billet, nous avons d\u00e9crit le mod\u00e8le 3D du panneau de commande de Rlieh. J'ai maintenant imprim\u00e9 le bo\u00eetier, et je vais vous pr\u00e9senter le r\u00e9sultat, qui me sert de bo\u00eetier de contr\u00f4le de rlieh, mon syst\u00e8me de gestion automatique d'aquarium. Le bo\u00eetier a \u00e9t\u00e9 imprim\u00e9 en PLA.\u2026","rel":"","context":"Dans &quot;aquariophilie&quot;","img":{"alt_text":"Panneau de contr\u00f4le de Rlieh","src":"https:\/\/i2.wp.com\/nagashur.com\/blog\/wp-content\/uploads\/2016\/04\/rlieh_lcd_on_2_5465_800px.jpg?resize=350%2C200","width":350,"height":200},"classes":[]},{"id":870,"url":"http:\/\/nagashur.com\/blog\/2014\/03\/24\/controleur-daquarium-circuit-de-base\/","url_meta":{"origin":1906,"position":4},"title":"Contr\u00f4leur d'aquarium : circuit de base","date":"24 mars 2014","format":false,"excerpt":"Aujourd'hui, je vais vous pr\u00e9senter rapidement le circuit de base de mon contr\u00f4leur d'aquarium. Pour l'instant, il y a juste un \u00e9cran LCD, une sonde waterproof immerg\u00e9e dans l'aquarium, et une sonde prenant la temp\u00e9rature de l'air. Cette base est amen\u00e9e \u00e0 \u00e9voluer, mais je poste d\u00e9j\u00e0 les sch\u00e9mas simples\u2026","rel":"","context":"Dans &quot;aquariophilie&quot;","img":{"alt_text":"Aquascape dans un aquarium de 50l","src":"https:\/\/i1.wp.com\/nagashur.com\/blog\/wp-content\/uploads\/2014\/03\/aquarium_rlieh292363_800px.jpg?resize=350%2C200","width":350,"height":200},"classes":[]},{"id":1401,"url":"http:\/\/nagashur.com\/blog\/2015\/08\/31\/ds3231-raspberry-pi-rtc-ajouter-une-horloge-temps-reel-i2c-alitest\/","url_meta":{"origin":1906,"position":5},"title":"DS3231 Raspberry pi RTC : ajouter une horloge temps r\u00e9el I2C - Alitest","date":"31 ao\u00fbt 2015","format":false,"excerpt":"Le Raspberry pi ne dispose pas de module RTC (Real Time Clock, horloge en temps r\u00e9el), et ne peut donc pas garder une trace pr\u00e9cise du temps \u00e9coul\u00e9 sans avoir recours \u00e0 une synchronisation sur un serveur de temps (NTP). Cela n'est pas toujours possible, notamment pour des projets ou\u2026","rel":"","context":"Dans &quot;composants&quot;","img":{"alt_text":"DS3231 Raspberry pi RTC - pinout","src":"https:\/\/i0.wp.com\/nagashur.com\/blog\/wp-content\/uploads\/2015\/08\/DS3231_bottom_4766.jpg?resize=350%2C200","width":350,"height":200},"classes":[]}],"_links":{"self":[{"href":"http:\/\/nagashur.com\/blog\/wp-json\/wp\/v2\/posts\/1906"}],"collection":[{"href":"http:\/\/nagashur.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/nagashur.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/nagashur.com\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"http:\/\/nagashur.com\/blog\/wp-json\/wp\/v2\/comments?post=1906"}],"version-history":[{"count":0,"href":"http:\/\/nagashur.com\/blog\/wp-json\/wp\/v2\/posts\/1906\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"http:\/\/nagashur.com\/blog\/wp-json\/wp\/v2\/media\/1909"}],"wp:attachment":[{"href":"http:\/\/nagashur.com\/blog\/wp-json\/wp\/v2\/media?parent=1906"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/nagashur.com\/blog\/wp-json\/wp\/v2\/categories?post=1906"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/nagashur.com\/blog\/wp-json\/wp\/v2\/tags?post=1906"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}