{"id":1310,"date":"2013-02-18T09:12:43","date_gmt":"2013-02-18T07:12:43","guid":{"rendered":"https:\/\/www.azurs.net\/carnet\/?p=1310"},"modified":"2025-10-16T14:34:58","modified_gmt":"2025-10-16T12:34:58","slug":"un-petit-ecran-pour-le-raspberry-pi","status":"publish","type":"post","link":"https:\/\/www.azurs.net\/carnet\/2013\/02\/un-petit-ecran-pour-le-raspberry-pi\/","title":{"rendered":"Un petit \u00e9cran pour le Raspberry Pi"},"content":{"rendered":"<p>Le Raspberry Pi est livr\u00e9 sans \u00e9cran. On peut en prendre les commandes via <a href=\"http:\/\/fr.wikipedia.org\/wiki\/Secure_Shell\">SSH<\/a>, mais il est aussi int\u00e9ressant, notamment lorsqu&rsquo;il n&rsquo;est pas connect\u00e9 au r\u00e9seau, de disposer d&rsquo;un petit \u00e9cran \u00ab de contr\u00f4le \u00bb. On trouve facilement sur le Web pour moins de 25 \u20ac de petits \u00e9crans d\u00e9di\u00e9s aux cam\u00e9ras de recul pour automobiles. Ces petits \u00e9crans disposent d&rsquo;une entr\u00e9e vid\u00e9o composite qui se connecte facilement sur la sortie vid\u00e9o RCA du Raspberry Pi. Ils sont g\u00e9n\u00e9ralement aliment\u00e9s en 12 Volts.<\/p>\n<p>Mon choix s&rsquo;est port\u00e9 sur un petit \u00e9cran TFT LCD 4\u00a0\u00bb qui dispose d&rsquo;une double entr\u00e9e vid\u00e9o. Il est vendu <a title=\"Dealextreme : moniteur 4'' pour cam\u00e9ra de recul\" href=\"http:\/\/dx.com\/p\/4-0-tft-lcd-monitor-for-car-vehicle-960-x-468-dc-12v-116284\">chez Dealextreme<\/a> pour moins de 30 $ US mais on en trouve de semblables ailleurs (<a href=\"http:\/\/www.amazon.com\/3-5-Inch-TFT-Monitor-Automobile\/dp\/B0045IIZKU\">Amazon<\/a>). La r\u00e9solution est de 960&#215;468 pixels.<\/p>\n<p>Le Raspberry Pi dispose d&rsquo;une sortie vid\u00e9o RCA femelle, et l&rsquo;\u00e9cran est \u00e9quip\u00e9 de deux entr\u00e9e RCA femelle. Il faut donc pr\u00e9voir un c\u00e2ble vid\u00e9o RCA m\u00e2le \/ m\u00e2le ou, mieux, un petit coupleur RCA m\u00e2le \/ m\u00e2le. Une petite alimentation r\u00e9gul\u00e9e d\u00e9livrant du 12 V r\u00e9cup\u00e9r\u00e9e d&rsquo;un vieil appareil hors d&rsquo;usage a tr\u00e8s bien fait l&rsquo;affaire chez moi.<\/p>\n<p>\u00c0 la r\u00e9solution de 960&#215;468 pixels, il faut avoir de (tr\u00e8s) bons yeux pour lire \u00e0 l&rsquo;\u00e9cran, et pas question de l&rsquo;utiliser pour \u00e9crire ses m\u00e9moires\u00a0! Il est possible de modifier la r\u00e9solution en \u00e9ditant \/boot\/config.txt, comme expliqu\u00e9 dans le <a href=\"http:\/\/learn.adafruit.com\/using-a-mini-pal-ntsc-display-with-a-raspberry-pi\/configure-and-test\">guide disponible chez Adafruit<\/a> ou sur d&rsquo;autres blogs (<a title=\"Un \u00e9cran de poche pour le Raspberry Pi\" href=\"http:\/\/www.blaess.fr\/christophe\/2013\/01\/01\/un-ecran-de-poche-pour-le-raspberry-pi\/\">comme ici<\/a>).<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Comment doter le Raspberry Pi d&rsquo;un petit \u00e9cran \u00e0 petit prix.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"episode_type":"","audio_file":"","podmotor_file_id":"","podmotor_episode_id":"","cover_image":"","cover_image_id":"","duration":"","filesize":"","filesize_raw":"","date_recorded":"","explicit":"","block":"","itunes_episode_number":"","itunes_title":"","itunes_season_number":"","itunes_episode_type":"","footnotes":""},"categories":[395],"tags":[228,236,206,246],"class_list":["post-1310","post","type-post","status-publish","format-standard","hentry","category-bidouillages","tag-bidouillage","tag-ecran","tag-linux","tag-raspberry-pi-2"],"share_on_mastodon":{"url":"","error":""},"_links":{"self":[{"href":"https:\/\/www.azurs.net\/carnet\/wp-json\/wp\/v2\/posts\/1310","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.azurs.net\/carnet\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.azurs.net\/carnet\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.azurs.net\/carnet\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.azurs.net\/carnet\/wp-json\/wp\/v2\/comments?post=1310"}],"version-history":[{"count":8,"href":"https:\/\/www.azurs.net\/carnet\/wp-json\/wp\/v2\/posts\/1310\/revisions"}],"predecessor-version":[{"id":4614,"href":"https:\/\/www.azurs.net\/carnet\/wp-json\/wp\/v2\/posts\/1310\/revisions\/4614"}],"wp:attachment":[{"href":"https:\/\/www.azurs.net\/carnet\/wp-json\/wp\/v2\/media?parent=1310"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.azurs.net\/carnet\/wp-json\/wp\/v2\/categories?post=1310"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.azurs.net\/carnet\/wp-json\/wp\/v2\/tags?post=1310"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}