{"id":1287,"date":"2024-04-23T21:26:29","date_gmt":"2024-04-23T21:26:29","guid":{"rendered":"https:\/\/raymundopizano.com\/blog\/?p=1287"},"modified":"2024-09-15T21:03:15","modified_gmt":"2024-09-15T21:03:15","slug":"arduino-6-ejercicio-semaforo-y-dos-semaforos","status":"publish","type":"post","link":"https:\/\/raymundopizano.com\/blog\/arduino\/arduino-6-ejercicio-semaforo-y-dos-semaforos\/","title":{"rendered":"Arduino &#8211; 6. Ejercicio Sem\u00e1foro"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">Requerimos<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Tarjeta UNO R3<\/li>\n\n\n\n<li>Protoboard<\/li>\n\n\n\n<li>3 Led 5mm rojo, amarillo y verde<\/li>\n\n\n\n<li>3 Resistencias de 330\u03a9 Ohms<\/li>\n\n\n\n<li>7 Cables macho para protoboard o dupont<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"733\" height=\"282\" src=\"https:\/\/raymundopizano.com\/blog\/wp-content\/uploads\/2024\/04\/led_catodo_anodo.png\" alt=\"\" class=\"wp-image-1253\" srcset=\"https:\/\/raymundopizano.com\/blog\/wp-content\/uploads\/2024\/04\/led_catodo_anodo.png 733w, https:\/\/raymundopizano.com\/blog\/wp-content\/uploads\/2024\/04\/led_catodo_anodo-300x115.png 300w\" sizes=\"auto, (max-width: 733px) 100vw, 733px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Conectamos el PIN GND al protoboard a la fila \/ bus negativa ( &#8211; ) y de ah\u00ed tomamos un cable a cada c\u00e1todo del los Leds, colocamos las resistencias al \u00e1nodo de cada Led, del PIN 12 a la resistencia del Led Rojo, del PIN 11 a la resistencia del Led Amarillo y por ultimo del PIN 10 a la resistencia del Led Verde como lo muestra la imagen. <\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"725\" height=\"453\" src=\"https:\/\/raymundopizano.com\/blog\/wp-content\/uploads\/2024\/04\/semaforo.png\" alt=\"\" class=\"wp-image-1289\" srcset=\"https:\/\/raymundopizano.com\/blog\/wp-content\/uploads\/2024\/04\/semaforo.png 725w, https:\/\/raymundopizano.com\/blog\/wp-content\/uploads\/2024\/04\/semaforo-300x187.png 300w\" sizes=\"auto, (max-width: 725px) 100vw, 725px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Usualmente tarda 60 segundos en cambiar el sem\u00e1foro de color que seria igual a 60000 milisegundos, para acotar ese tiempo he usado 4000 milisegundos.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Copia y pega este c\u00f3digo en tu IDE favorito conecta tu Arduino Uno R3 Verify &gt; Upload y es momento de sorprenderte. <\/p>\n\n\n\n<div class=\"wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers\" data-code-block-pro-font-family=\"Code-Pro-JetBrains-Mono\" style=\"font-size:.875rem;font-family:Code-Pro-JetBrains-Mono,ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;--cbp-line-number-color:#F8F8F2;--cbp-line-number-width:calc(2 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)\"><span style=\"display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#272822\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"54\" height=\"14\" viewBox=\"0 0 54 14\"><g fill=\"none\" fill-rule=\"evenodd\" transform=\"translate(1 1)\"><circle cx=\"6\" cy=\"6\" r=\"6\" fill=\"#FF5F56\" stroke=\"#E0443E\" stroke-width=\".5\"><\/circle><circle cx=\"26\" cy=\"6\" r=\"6\" fill=\"#FFBD2E\" stroke=\"#DEA123\" stroke-width=\".5\"><\/circle><circle cx=\"46\" cy=\"6\" r=\"6\" fill=\"#27C93F\" stroke=\"#1AAB29\" stroke-width=\".5\"><\/circle><\/g><\/svg><\/span><span role=\"button\" tabindex=\"0\" data-code=\"\/\/ Declaramos las variables constantes rojo, amarillo y verde de tipo byte\n\/\/ Le asignamos el valor de cada PIN 12, 11 y 10 de la tarjeta\nconst byte rojo = 12;\nconst byte amarillo = 11;\nconst byte verde = 10;\n\nvoid setup() {\n  \/\/ Inicializamos los pines digitales 12, 11 y 10 de tipo salida\n  pinMode(rojo, OUTPUT);\n  pinMode(amarillo, OUTPUT);\n  pinMode(verde, OUTPUT);\n}\n\nvoid loop() {\n  \/\/ Encendemos el PIN rojo y apagamos el amarillo y verde\n  digitalWrite(rojo, HIGH);\n  digitalWrite(amarillo, LOW);\n  digitalWrite(verde, LOW);\n  delay(4000); \/\/ Espera 4000 milisegundos\n\n  \/\/ Encendemos el PIN amarillo, recordemos que el rojo ya esta encendido\n  digitalWrite(amarillo, HIGH);\n  delay(2000); \/\/ Espera 2000 milisegundos\n\n  \/\/ Apagamos el rojo y amarillo y encendemos el PIN verde   \n  digitalWrite(rojo, LOW);\n  digitalWrite(amarillo, LOW);\n  digitalWrite(verde, HIGH);\n  delay(4000); \/\/ Espera 4000 milisegundos\n\n  \/\/ Encendemos el PIN amarillo y apagamos el verde, recordemos que el rojo ya esta apagado\n  digitalWrite(amarillo, HIGH);\n  digitalWrite(verde, LOW);\n  delay(2000); \/\/ Espera 2000 milisegundos\n\n  \/\/ Y el ciclo loop se repite\n}\" style=\"color:#F8F8F2;display:none\" aria-label=\"Copy\" class=\"code-block-pro-copy-button\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" style=\"width:24px;height:24px\" fill=\"none\" viewBox=\"0 0 24 24\" stroke=\"currentColor\" stroke-width=\"2\"><path class=\"with-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M9 5H7a2 2 0 00-2 2v12a2 2 0 002 2h10a2 2 0 002-2V7a2 2 0 00-2-2h-2M9 5a2 2 0 002 2h2a2 2 0 002-2M9 5a2 2 0 012-2h2a2 2 0 012 2m-6 9l2 2 4-4\"><\/path><path class=\"without-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M9 5H7a2 2 0 00-2 2v12a2 2 0 002 2h10a2 2 0 002-2V7a2 2 0 00-2-2h-2M9 5a2 2 0 002 2h2a2 2 0 002-2M9 5a2 2 0 012-2h2a2 2 0 012 2\"><\/path><\/svg><\/span><pre class=\"shiki monokai\" style=\"background-color: #272822\" tabindex=\"0\"><code><span class=\"line\"><span style=\"color: #88846F\">\/\/ Declaramos las variables constantes rojo, amarillo y verde de tipo byte<\/span><\/span>\n<span class=\"line\"><span style=\"color: #88846F\">\/\/ Le asignamos el valor de cada PIN 12, 11 y 10 de la tarjeta<\/span><\/span>\n<span class=\"line\"><span style=\"color: #F92672\">const<\/span><span style=\"color: #F8F8F2\"> byte rojo <\/span><span style=\"color: #F92672\">=<\/span><span style=\"color: #F8F8F2\"> <\/span><span style=\"color: #AE81FF\">12<\/span><span style=\"color: #F8F8F2\">;<\/span><\/span>\n<span class=\"line\"><span style=\"color: #F92672\">const<\/span><span style=\"color: #F8F8F2\"> byte amarillo <\/span><span style=\"color: #F92672\">=<\/span><span style=\"color: #F8F8F2\"> <\/span><span style=\"color: #AE81FF\">11<\/span><span style=\"color: #F8F8F2\">;<\/span><\/span>\n<span class=\"line\"><span style=\"color: #F92672\">const<\/span><span style=\"color: #F8F8F2\"> byte verde <\/span><span style=\"color: #F92672\">=<\/span><span style=\"color: #F8F8F2\"> <\/span><span style=\"color: #AE81FF\">10<\/span><span style=\"color: #F8F8F2\">;<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #66D9EF; font-style: italic\">void<\/span><span style=\"color: #F8F8F2\"> <\/span><span style=\"color: #A6E22E\">setup<\/span><span style=\"color: #F8F8F2\">() {<\/span><\/span>\n<span class=\"line\"><span style=\"color: #88846F\">  \/\/ Inicializamos los pines digitales 12, 11 y 10 de tipo salida<\/span><\/span>\n<span class=\"line\"><span style=\"color: #F8F8F2\">  <\/span><span style=\"color: #A6E22E\">pinMode<\/span><span style=\"color: #F8F8F2\">(rojo, OUTPUT);<\/span><\/span>\n<span class=\"line\"><span style=\"color: #F8F8F2\">  <\/span><span style=\"color: #A6E22E\">pinMode<\/span><span style=\"color: #F8F8F2\">(amarillo, OUTPUT);<\/span><\/span>\n<span class=\"line\"><span style=\"color: #F8F8F2\">  <\/span><span style=\"color: #A6E22E\">pinMode<\/span><span style=\"color: #F8F8F2\">(verde, OUTPUT);<\/span><\/span>\n<span class=\"line\"><span style=\"color: #F8F8F2\">}<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #66D9EF; font-style: italic\">void<\/span><span style=\"color: #F8F8F2\"> <\/span><span style=\"color: #A6E22E\">loop<\/span><span style=\"color: #F8F8F2\">() {<\/span><\/span>\n<span class=\"line\"><span style=\"color: #88846F\">  \/\/ Encendemos el PIN rojo y apagamos el amarillo y verde<\/span><\/span>\n<span class=\"line\"><span style=\"color: #F8F8F2\">  <\/span><span style=\"color: #A6E22E\">digitalWrite<\/span><span style=\"color: #F8F8F2\">(rojo, HIGH);<\/span><\/span>\n<span class=\"line\"><span style=\"color: #F8F8F2\">  <\/span><span style=\"color: #A6E22E\">digitalWrite<\/span><span style=\"color: #F8F8F2\">(amarillo, LOW);<\/span><\/span>\n<span class=\"line\"><span style=\"color: #F8F8F2\">  <\/span><span style=\"color: #A6E22E\">digitalWrite<\/span><span style=\"color: #F8F8F2\">(verde, LOW);<\/span><\/span>\n<span class=\"line\"><span style=\"color: #F8F8F2\">  <\/span><span style=\"color: #A6E22E\">delay<\/span><span style=\"color: #F8F8F2\">(<\/span><span style=\"color: #AE81FF\">4000<\/span><span style=\"color: #F8F8F2\">);<\/span><span style=\"color: #88846F\"> \/\/ Espera 4000 milisegundos<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #88846F\">  \/\/ Encendemos el PIN amarillo, recordemos que el rojo ya esta encendido<\/span><\/span>\n<span class=\"line\"><span style=\"color: #F8F8F2\">  <\/span><span style=\"color: #A6E22E\">digitalWrite<\/span><span style=\"color: #F8F8F2\">(amarillo, HIGH);<\/span><\/span>\n<span class=\"line\"><span style=\"color: #F8F8F2\">  <\/span><span style=\"color: #A6E22E\">delay<\/span><span style=\"color: #F8F8F2\">(<\/span><span style=\"color: #AE81FF\">2000<\/span><span style=\"color: #F8F8F2\">);<\/span><span style=\"color: #88846F\"> \/\/ Espera 2000 milisegundos<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #88846F\">  \/\/ Apagamos el rojo y amarillo y encendemos el PIN verde   <\/span><\/span>\n<span class=\"line\"><span style=\"color: #F8F8F2\">  <\/span><span style=\"color: #A6E22E\">digitalWrite<\/span><span style=\"color: #F8F8F2\">(rojo, LOW);<\/span><\/span>\n<span class=\"line\"><span style=\"color: #F8F8F2\">  <\/span><span style=\"color: #A6E22E\">digitalWrite<\/span><span style=\"color: #F8F8F2\">(amarillo, LOW);<\/span><\/span>\n<span class=\"line\"><span style=\"color: #F8F8F2\">  <\/span><span style=\"color: #A6E22E\">digitalWrite<\/span><span style=\"color: #F8F8F2\">(verde, HIGH);<\/span><\/span>\n<span class=\"line\"><span style=\"color: #F8F8F2\">  <\/span><span style=\"color: #A6E22E\">delay<\/span><span style=\"color: #F8F8F2\">(<\/span><span style=\"color: #AE81FF\">4000<\/span><span style=\"color: #F8F8F2\">);<\/span><span style=\"color: #88846F\"> \/\/ Espera 4000 milisegundos<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #88846F\">  \/\/ Encendemos el PIN amarillo y apagamos el verde, recordemos que el rojo ya esta apagado<\/span><\/span>\n<span class=\"line\"><span style=\"color: #F8F8F2\">  <\/span><span style=\"color: #A6E22E\">digitalWrite<\/span><span style=\"color: #F8F8F2\">(amarillo, HIGH);<\/span><\/span>\n<span class=\"line\"><span style=\"color: #F8F8F2\">  <\/span><span style=\"color: #A6E22E\">digitalWrite<\/span><span style=\"color: #F8F8F2\">(verde, LOW);<\/span><\/span>\n<span class=\"line\"><span style=\"color: #F8F8F2\">  <\/span><span style=\"color: #A6E22E\">delay<\/span><span style=\"color: #F8F8F2\">(<\/span><span style=\"color: #AE81FF\">2000<\/span><span style=\"color: #F8F8F2\">);<\/span><span style=\"color: #88846F\"> \/\/ Espera 2000 milisegundos<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #88846F\">  \/\/ Y el ciclo loop se repite<\/span><\/span>\n<span class=\"line\"><span style=\"color: #F8F8F2\">}<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">Presiona el bot\u00f3n de <code data-enlighter-language=\"generic\" class=\"EnlighterJSRAW\">Iniciar simulaci\u00f3n<\/code>.<\/p>\n\n\n\n<iframe loading=\"lazy\" width=\"725\" height=\"453\" src=\"https:\/\/www.tinkercad.com\/embed\/exfHZ1xzOHx?editbtn=1\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\"><\/iframe>\n\n\n\n<p class=\"has-text-align-center wp-block-paragraph\"><a href=\"https:\/\/www.tinkercad.com\/embed\/exfHZ1xzOHx\" data-type=\"link\" data-id=\"https:\/\/www.tinkercad.com\/embed\/exfHZ1xzOHx\" target=\"_blank\" rel=\"noreferrer noopener\">Ver el ejercicio en una nueva ventana<\/a><\/p>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-f56f613f wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-embed is-type-wp-embed is-provider-raymundo-pizano wp-block-embed-raymundo-pizano\"><div class=\"wp-block-embed__wrapper\">\n<blockquote class=\"wp-embedded-content\" data-secret=\"Y4jlFhSBao\"><a href=\"https:\/\/raymundopizano.com\/blog\/arduino\/arduino-5-mi-primer-codigo-encender-un-led-resistencias-y-la-ley-de-ohm\/\">Arduino &#8211; 5. Mi primer c\u00f3digo encender un LED<\/a><\/blockquote><iframe loading=\"lazy\" class=\"wp-embedded-content\" sandbox=\"allow-scripts\" security=\"restricted\" style=\"position: absolute; visibility: hidden;\" title=\"\u00abArduino &#8211; 5. Mi primer c\u00f3digo encender un LED\u00bb \u2014 Raymundo Pizano\" src=\"https:\/\/raymundopizano.com\/blog\/arduino\/arduino-5-mi-primer-codigo-encender-un-led-resistencias-y-la-ley-de-ohm\/embed\/#?secret=yDBvhqUQIv#?secret=Y4jlFhSBao\" data-secret=\"Y4jlFhSBao\" width=\"500\" height=\"282\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\"><\/iframe>\n<\/div><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/raymundopizano.com\/blog\/arduino\/arduino-5-mi-primer-codigo-encender-un-led-resistencias-y-la-ley-de-ohm\/\">&lt;&lt; Anterior <\/a><\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-embed is-type-wp-embed is-provider-raymundo-pizano wp-block-embed-raymundo-pizano\"><div class=\"wp-block-embed__wrapper\">\n<blockquote class=\"wp-embedded-content\" data-secret=\"ZYiQq88zup\"><a href=\"https:\/\/raymundopizano.com\/blog\/arduino\/arduino-7-apagar-gradualmente-un-led\/\">Arduino &#8211; 7. Apagar gradualmente un LED<\/a><\/blockquote><iframe loading=\"lazy\" class=\"wp-embedded-content\" sandbox=\"allow-scripts\" security=\"restricted\" style=\"position: absolute; visibility: hidden;\" title=\"\u00abArduino &#8211; 7. Apagar gradualmente un LED\u00bb \u2014 Raymundo Pizano\" src=\"https:\/\/raymundopizano.com\/blog\/arduino\/arduino-7-apagar-gradualmente-un-led\/embed\/#?secret=AhJFkfBn9N#?secret=ZYiQq88zup\" data-secret=\"ZYiQq88zup\" width=\"500\" height=\"282\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\"><\/iframe>\n<\/div><\/figure>\n\n\n\n<p class=\"has-text-align-right wp-block-paragraph\"><a href=\"https:\/\/raymundopizano.com\/blog\/arduino\/arduino-7-apagar-gradualmente-un-led\/\">Siguiente &gt;&gt;<\/a><\/p>\n<\/div>\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Requerimos Conectamos el PIN GND al protoboard a la fila \/ bus negativa ( &#8211; ) y de ah\u00ed tomamos un cable a cada c\u00e1todo del los Leds, colocamos las resistencias al \u00e1nodo de cada Led, del PIN 12 a la resistencia del Led Rojo, del PIN 11 a la resistencia del Led Amarillo y [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":1289,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[13],"tags":[],"class_list":["post-1287","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-arduino"],"_links":{"self":[{"href":"https:\/\/raymundopizano.com\/blog\/wp-json\/wp\/v2\/posts\/1287","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/raymundopizano.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/raymundopizano.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/raymundopizano.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/raymundopizano.com\/blog\/wp-json\/wp\/v2\/comments?post=1287"}],"version-history":[{"count":29,"href":"https:\/\/raymundopizano.com\/blog\/wp-json\/wp\/v2\/posts\/1287\/revisions"}],"predecessor-version":[{"id":1878,"href":"https:\/\/raymundopizano.com\/blog\/wp-json\/wp\/v2\/posts\/1287\/revisions\/1878"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/raymundopizano.com\/blog\/wp-json\/wp\/v2\/media\/1289"}],"wp:attachment":[{"href":"https:\/\/raymundopizano.com\/blog\/wp-json\/wp\/v2\/media?parent=1287"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/raymundopizano.com\/blog\/wp-json\/wp\/v2\/categories?post=1287"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/raymundopizano.com\/blog\/wp-json\/wp\/v2\/tags?post=1287"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}