{"id":5970,"date":"2018-10-10T03:08:49","date_gmt":"2018-10-10T03:08:49","guid":{"rendered":"http:\/\/betaweblog.education\/?p=5970"},"modified":"2018-10-10T03:08:49","modified_gmt":"2018-10-10T03:08:49","slug":"matriz-de-led-max7219cng-y-feliz-dia-a-las-mujeres-en-ciencia-y-tecnologia","status":"publish","type":"post","link":"https:\/\/irisfernandez.com.ar\/betaweblog\/index.php\/2018\/10\/10\/matriz-de-led-max7219cng-y-feliz-dia-a-las-mujeres-en-ciencia-y-tecnologia\/","title":{"rendered":"Matriz de led MAX7219CNG y feliz d\u00eda a las mujeres en Ciencia y Tecnolog\u00eda"},"content":{"rendered":"<p>Observando detalladamente la leyenda impresa, se puede ver que la matriz que us\u00e9 para este video tiene un driver MAX7219CNG<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-medium wp-image-5973\" src=\"\/betaweblog\/wp-content\/uploads\/2018\/10\/matriz-de-led-modelo-300x225.jpg\" alt=\"Matriz de leds MAX7219CNG\" width=\"300\" height=\"225\" \/><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-medium wp-image-5972\" src=\"\/betaweblog\/wp-content\/uploads\/2018\/10\/matriz-300x225.jpg\" alt=\"\" width=\"300\" height=\"225\" \/><\/p>\n<p>Gracias a <a href=\"https:\/\/www.prometec.net\/8x8-max7219\/\">este tutorial de Prometec<\/a>, en cinco minutos pude usar mi nueva matriz de leds.<\/p>\n<p>Las conexiones:<\/p>\n<table border=\"1\">\n<tbody>\n<tr>\n<th>Indicador en el sensor<\/th>\n<th>Conexi\u00f3n en la placa Arduino<\/th>\n<\/tr>\n<tr>\n<td>VCC<\/td>\n<td>se conecta al positivo (5v)<\/td>\n<\/tr>\n<tr>\n<td>GND<\/td>\n<td>va conectado al negativo (GND)<\/td>\n<\/tr>\n<tr>\n<td>DIN<\/td>\n<td>12<\/td>\n<\/tr>\n<tr>\n<td>CS<\/td>\n<td>10<\/td>\n<\/tr>\n<tr>\n<td>CLK<\/td>\n<td>11<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>El c\u00f3digo lo adapt\u00e9 del <a href=\"https:\/\/www.prometec.net\/8x8-max7219\/\">tutorial de Prometec<\/a>, donde se incluye el c\u00f3digo para varias matrices porque estas matrices pueden conectarse una con otra. En este caso, al tener una sola matriz ser\u00eda:<\/p>\n<pre>#include \"LedControlMS.h\"\nLedControl lc=LedControl(12,11,10, 1);  \/\/ Creamos una instancia de LedControl, el \u00faltimo par\u00e1metro es la cantidad de matrices\n\nvoid setup()\n   {\n     lc.shutdown(0,false);    \/\/ Activar matriz n\u00famero 0\n     lc.setIntensity(0,0);    \/\/ Poner el brillo bajo a la matriz 0\n     lc.clearDisplay(0);      \/\/ Borrar la matriz 0\n   }\n\nvoid loop()\n   {\n        lc.writeString(0,\"Feliz Ada Lovelace Day\");\n        delay(1000);\n   }<\/pre>\n<p>Y de paso aprovech\u00e9 para felicitar a las mujeres que aportan a la ciencia y la tecnolog\u00eda, en el <a href=\"https:\/\/www.microsiervos.com\/archivo\/ciencia\/dia-de-ada-lovelace-celebrar-presencia-mujeres-en-ciencia-tecnologia-ingenieria-y-matematicas.html\">d\u00eda de Ada Lovelace<\/a>:<\/p>\n<p><iframe loading=\"lazy\" width=\"840\" height=\"473\" src=\"https:\/\/www.youtube.com\/embed\/1My8Xgz52Og?feature=oembed\" frameborder=\"0\" allow=\"autoplay; encrypted-media\" allowfullscreen><\/iframe><\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Observando detalladamente la leyenda impresa, se puede ver que la matriz que us\u00e9 para este video tiene un driver MAX7219CNG Gracias a este tutorial de Prometec, en cinco minutos pude usar mi nueva matriz de leds. Las conexiones: Indicador en el sensor Conexi\u00f3n en la placa Arduino VCC se conecta al positivo (5v) GND va &hellip; <a href=\"https:\/\/irisfernandez.com.ar\/betaweblog\/index.php\/2018\/10\/10\/matriz-de-led-max7219cng-y-feliz-dia-a-las-mujeres-en-ciencia-y-tecnologia\/\" class=\"more-link\">Continuar leyendo<span class=\"screen-reader-text\"> &#8220;Matriz de led MAX7219CNG y feliz d\u00eda a las mujeres en Ciencia y Tecnolog\u00eda&#8221;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[17,3],"tags":[20,21,27,28],"class_list":["post-5970","post","type-post","status-publish","format-standard","hentry","category-arduino","category-cultura-libre","tag-ada-lovelace-day","tag-arduino","tag-matriz-de-leds","tag-max7219cng"],"_links":{"self":[{"href":"https:\/\/irisfernandez.com.ar\/betaweblog\/index.php\/wp-json\/wp\/v2\/posts\/5970","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/irisfernandez.com.ar\/betaweblog\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/irisfernandez.com.ar\/betaweblog\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/irisfernandez.com.ar\/betaweblog\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/irisfernandez.com.ar\/betaweblog\/index.php\/wp-json\/wp\/v2\/comments?post=5970"}],"version-history":[{"count":0,"href":"https:\/\/irisfernandez.com.ar\/betaweblog\/index.php\/wp-json\/wp\/v2\/posts\/5970\/revisions"}],"wp:attachment":[{"href":"https:\/\/irisfernandez.com.ar\/betaweblog\/index.php\/wp-json\/wp\/v2\/media?parent=5970"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/irisfernandez.com.ar\/betaweblog\/index.php\/wp-json\/wp\/v2\/categories?post=5970"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/irisfernandez.com.ar\/betaweblog\/index.php\/wp-json\/wp\/v2\/tags?post=5970"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}