{"id":5822,"date":"2017-09-10T06:46:45","date_gmt":"2017-09-10T06:46:45","guid":{"rendered":"http:\/\/betaweblog.education\/?p=5822"},"modified":"2017-09-10T06:46:45","modified_gmt":"2017-09-10T06:46:45","slug":"utilizacion-de-un-pulsador-en-arduino","status":"publish","type":"post","link":"https:\/\/irisfernandez.com.ar\/betaweblog\/index.php\/2017\/09\/10\/utilizacion-de-un-pulsador-en-arduino\/","title":{"rendered":"Utilizaci\u00f3n de un pulsador en Arduino"},"content":{"rendered":"<p>Para poder utilizar un pulsador con Arduino, empec\u00e9 leyendo <a href=\"https:\/\/www.luisllamas.es\/leer-un-pulsador-con-arduino\/\">este posteo de luisllamas.es<\/a><\/p>\n<p>En \u00e9l se explica que hay dos maneras de conectar un pulsador:<\/p>\n<ul>\n<li>En la primera, cuando el pulsador est\u00e1 libre se lee &#8220;high&#8221; y cuando est\u00e1 pulsado se lee &#8220;low&#8221;. Esta forma de conectar es llamada resistencia pull-down<\/li>\n<li>En la segunda, cuando el pulsador no est\u00e1 presionado se lee &#8220;low&#8221;, y al presionarlo se lee &#8220;high&#8221;. Se llama resistencia pull-up<\/li>\n<\/ul>\n<p>Como quiero utilizar el pulsador para encender un led, opt\u00e9 por la segunda opci\u00f3n.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-5823\" src=\"\/betaweblog\/wp-content\/uploads\/2017\/09\/20170910_031758_001.jpg\" alt=\"pulsador\" width=\"5312\" height=\"2988\" \/>Entonces,<\/p>\n<ul>\n<li>Conecto una pata del pulsador directamente a 5v.<\/li>\n<li>La otra pata, va conectada a una resistencia y en la misma serie al pin 8.<\/li>\n<li>Por otra parte, la resistencia se conecta a GND.<\/li>\n<\/ul>\n<p>Y el c\u00f3digo es:<\/p>\n<pre>int valor = 0;\n\n\nvoid setup() {\n\n\u00a0 Serial.begin(9600);\n\n\u00a0 pinMode(8, INPUT);\n\n\u00a0 pinMode(13, OUTPUT);\n\n\u00a0 }\n\n\u00a0\u00a0\n\n\u00a0 void loop() {\n\n\u00a0 \u00a0 valor=digitalRead(8);\n\n\u00a0 \u00a0 if (valor == HIGH) {\n\n\u00a0 \u00a0 \u00a0 digitalWrite(13, HIGH);}\n\n\u00a0 \u00a0 else {\n\n\u00a0 \u00a0 \u00a0 digitalWrite(13, LOW);\n\n\u00a0 \u00a0 }\n\n\u00a0 \u00a0 delay (500);\n\n\u00a0 \u00a0 }<\/pre>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Para poder utilizar un pulsador con Arduino, empec\u00e9 leyendo este posteo de luisllamas.es En \u00e9l se explica que hay dos maneras de conectar un pulsador: En la primera, cuando el pulsador est\u00e1 libre se lee &#8220;high&#8221; y cuando est\u00e1 pulsado se lee &#8220;low&#8221;. Esta forma de conectar es llamada resistencia pull-down En la segunda, cuando &hellip; <a href=\"https:\/\/irisfernandez.com.ar\/betaweblog\/index.php\/2017\/09\/10\/utilizacion-de-un-pulsador-en-arduino\/\" class=\"more-link\">Continuar leyendo<span class=\"screen-reader-text\"> &#8220;Utilizaci\u00f3n de un pulsador en Arduino&#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":[],"class_list":["post-5822","post","type-post","status-publish","format-standard","hentry","category-arduino","category-cultura-libre"],"_links":{"self":[{"href":"https:\/\/irisfernandez.com.ar\/betaweblog\/index.php\/wp-json\/wp\/v2\/posts\/5822","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=5822"}],"version-history":[{"count":0,"href":"https:\/\/irisfernandez.com.ar\/betaweblog\/index.php\/wp-json\/wp\/v2\/posts\/5822\/revisions"}],"wp:attachment":[{"href":"https:\/\/irisfernandez.com.ar\/betaweblog\/index.php\/wp-json\/wp\/v2\/media?parent=5822"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/irisfernandez.com.ar\/betaweblog\/index.php\/wp-json\/wp\/v2\/categories?post=5822"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/irisfernandez.com.ar\/betaweblog\/index.php\/wp-json\/wp\/v2\/tags?post=5822"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}