{"id":2083,"date":"2022-07-02T13:26:08","date_gmt":"2022-07-02T11:26:08","guid":{"rendered":"https:\/\/www.nerdiy.de\/?p=2083"},"modified":"2022-07-02T13:26:13","modified_gmt":"2022-07-02T11:26:13","slug":"evaluar-howto-raspberry-pi-mpr121-touchsensor-via-i2c-and-node-red","status":"publish","type":"post","link":"https:\/\/nerdiy.de\/es\/evaluar-howto-raspberry-pi-mpr121-touchsensor-via-i2c-and-node-red\/","title":{"rendered":"C\u00f3mo: Raspberry Pi - Evaluar MPR121 sensor t\u00e1ctil a trav\u00e9s de I2C y Node Red"},"content":{"rendered":"<p>Gracias al bus I2C, la Raspberry Pi puede equiparse con una variedad de pr\u00e1cticos sensores y actuadores. El MPR121 ofrece una forma (en mi opini\u00f3n) muy elegante para la entrada del usuario. <\/p>\n\n\n\n<p>El MPR121 es un controlador que permite evaluar hasta 12 electrodos de contacto. Puede usarlo para configurar hasta 12 electrodos, que luego se pueden usar como botones. Dependiendo de la estructura del electrodo, tambi\u00e9n puede detectar estos toques a trav\u00e9s de materiales delgados o incluso simplemente acerc\u00e1ndose (sin tocar).<\/p>\n\n\n\n<p>Por ejemplo, uso esto en mi MagicMirror para poder encender y apagar la pantalla manualmente. <\/p>\n\n\n\n<p>Todo lo que necesita para leer el MPR121 a trav\u00e9s de NodeRed y reaccionar a las pulsaciones de teclas se puede encontrar en el siguiente art\u00edculo.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity\"\/>\n\n\n<h2><span style=\"color: #ff0000;\">Instrucciones de seguridad <\/span><\/h2>\r\n<p><span style=\"color: #ff0000;\">S\u00e9 que las siguientes notas siempre son un poco molestas y parecen innecesarias. Desafortunadamente, muchas personas que sab\u00edan &quot;mejor&quot; han perdido ojos, dedos u otras cosas debido a un descuido o se lesionaron. La p\u00e9rdida de datos es casi insignificante en comparaci\u00f3n, pero incluso estos pueden ser realmente molestos. Por lo tanto, t\u00f3mese cinco minutos para leer las instrucciones de seguridad. Porque incluso el proyecto m\u00e1s genial no vale la pena lesionarse u otros problemas.<\/span><br \/><strong><em><a href=\"https:\/\/nerdiy.de\/es\/instrucciones-de-seguridad\/\"><span style=\"color: #ff0000;\">https:\/\/www.nerdiy.de\/sicherheitshinweise\/<\/span><\/a><\/em><\/strong><\/p>\r\n<h2>Enlaces afiliados \/ enlaces publicitarios<\/h2>\r\n<p><em>Los enlaces a las tiendas en l\u00ednea enumerados aqu\u00ed son los llamados enlaces de afiliados. Si hace clic en dicho enlace de afiliado y realiza una compra a trav\u00e9s de este enlace, Nerdiy.de recibir\u00e1 una comisi\u00f3n de la tienda en l\u00ednea o el proveedor correspondiente. El precio no cambia para usted. Si realiza sus compras a trav\u00e9s de estos enlaces, ayuda a Nerdiy.de a poder ofrecer otros proyectos \u00fatiles en el futuro. \ud83d\ude42\u00a0<\/em><\/p>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">Requisitos<\/h2>\n\n\n\n<p><strong>Art\u00edculos \u00fatiles:<br><\/strong>Para que pueda instalar nuevos nodos, por supuesto, NodeRed ya deber\u00eda estar instalado.<br>En los siguientes art\u00edculos se describe c\u00f3mo preparar una RaspberryPi y luego instalar NodeRed en ella.<\/p>\n\n\n\n<p>Los siguientes tres art\u00edculos describen lo que se debe hacer para preparar la RaspberryPi:<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li><strong><em><a href=\"https:\/\/nerdiy.de\/es\/configuracion-de-raspberrypi-para-nerdiys\/\">RaspberryPi: \u00a1configuraci\u00f3n para nerdiys!<\/a><\/em><\/strong><\/li><li><strong><em><a href=\"https:\/\/nerdiy.de\/es\/raspberrypi-la-primera-configuracion\/\">RaspberryPi \u2013 \u00a1La primera configuraci\u00f3n!<\/a><\/em><\/strong><\/li><li><strong><em><a href=\"https:\/\/nerdiy.de\/es\/can-phone-for-the-pequenos-comunicarse-con-la-raspberrypi-mediante-el-protocolo-ssh\/\">RaspberryPi: controle el RaspberryPi a trav\u00e9s de SSH<\/a><\/em><\/strong><\/li><li><a href=\"https:\/\/nerdiy.de\/es\/nodered-instalacion-de-nodered-en-el-raspberrypi\/\"><strong><em>NodeRed: instalaci\u00f3n de NodeRed en RaspberryPi<\/em><\/strong><\/a><\/li><li><strong><em><a href=\"https:\/\/nerdiy.de\/es\/nodered-instalar-nuevos-nodos\/\" target=\"_blank\" rel=\"noreferrer noopener\">NodeRed \u2013 Instalar nuevos nodos<\/a><\/em><\/strong><\/li><li><em><strong><a href=\"https:\/\/www.nerdiy.de\/wp-admin\/post.php?post=1198&amp;action=edit\">NodeRed - c\u00f3digo de nodo de importaci\u00f3n y exportaci\u00f3n<\/a><\/strong><\/em><\/li><\/ul>\n\n\n\n<p><strong>En las siguientes listas encontrar\u00e1 todas las piezas que necesita para implementar este art\u00edculo.<\/strong>  <\/p>\n\n\n\n<p><strong>Herramienta requerida:<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table><thead><tr><th class=\"has-text-align-center\" data-align=\"center\">N\u00famero<\/th><th class=\"has-text-align-right\" data-align=\"right\">Enlace<\/th><\/tr><\/thead><tbody><tr><td class=\"has-text-align-center\" data-align=\"center\">1x<\/td><td class=\"has-text-align-right\" data-align=\"right\"><strong><em><a class=\"aawp-link\" href=\"https:\/\/www.amazon.de\/dp\/B092LVWNX8?tag=nerdiyde018-21&linkCode=ogi&th=1&psc=1\" title=\"Juego de destornilladores\" target=\"_blank\" rel=\"nofollow noopener sponsored\"  data-aawp-product-asin=\"B092LVWNX8\" data-aawp-product-id=\"6540\" data-aawp-tracking-id=\"nerdiyde018-21\" data-aawp-product-title=\"138 in 1 Schraubendreher Set Feinmechanik Mini Feinmechaniker Satz Magnetisch Upgrade Version Pr\u00e4zisions Elektronik Reparatur Set f\u00fcr iPhone Laptop Spielzeug Uhren Kamera Brillen\" data-aawp-geotargeting=\"true\">Juego de destornilladores<\/a>&nbsp;<a class=\"aawp-link-icon-container\" href=\"https:\/\/www.amazon.de\/dp\/B092LVWNX8?tag=nerdiyde018-21&linkCode=ogi&th=1&psc=1\" title=\"Juego de destornilladores\" target=\"_blank\" rel=\"nofollow noopener sponsored\"  data-aawp-product-asin=\"B092LVWNX8\" data-aawp-product-id=\"6540\" data-aawp-tracking-id=\"nerdiyde018-21\" data-aawp-product-title=\"138 in 1 Schraubendreher Set Feinmechanik Mini Feinmechaniker Satz Magnetisch Upgrade Version Pr\u00e4zisions Elektronik Reparatur Set f\u00fcr iPhone Laptop Spielzeug Uhren Kamera Brillen\" data-aawp-geotargeting=\"true\"><span class=\"aawp-link-icon amazon\"><\/span><\/a><\/em><\/strong> <a  data-aawp-product-asin=\"B092LVWNX8\" data-aawp-product-id=\"6540\" data-aawp-tracking-id=\"nerdiyde018-21\" data-aawp-product-title=\"138 in 1 Schraubendreher Set Feinmechanik Mini Feinmechaniker Satz Magnetisch Upgrade Version Pr\u00e4zisions Elektronik Reparatur Set f\u00fcr iPhone Laptop Spielzeug Uhren Kamera Brillen\" data-aawp-geotargeting=\"true\" class=\"aawp-button aawp-button--buy aawp-button aawp-button--amazon aawp-button--icon aawp-button--icon-black\" href=\"https:\/\/www.amazon.de\/dp\/B092LVWNX8?tag=nerdiyde018-21&#038;linkCode=ogi&#038;th=1&#038;psc=1\" title=\"Comprar en Amazon\" target=\"_blank\" rel=\"nofollow noopener sponsored\">Comprar en Amazon<\/a><\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">1x<\/td><td class=\"has-text-align-right\" data-align=\"right\"><strong><em><a class=\"aawp-link\" href=\"https:\/\/www.amazon.de\/dp\/B081VHSB2V?tag=nerdiyde018-21&linkCode=ogi&th=1&psc=1\" title=\"Lector de tarjetas SD\" target=\"_blank\" rel=\"nofollow noopener sponsored\"  data-aawp-product-asin=\"B081VHSB2V\" data-aawp-product-id=\"6537\" data-aawp-tracking-id=\"nerdiyde018-21\" data-aawp-product-title=\"uni SD Kartenleser Dual USB 3.0 USB C Stecker Kartenleseger\u00e4t Aluminium OTG Adapter SD Card Reader Speicherkartenleser f\u00fcr SD\/Micro SD\/TF\/SDHC\/SDXC iPhone 15-16\/Android\/Windows\/macOS usw.\" data-aawp-geotargeting=\"true\">Lector de tarjetas SD<\/a>&nbsp;<a class=\"aawp-link-icon-container\" href=\"https:\/\/www.amazon.de\/dp\/B081VHSB2V?tag=nerdiyde018-21&linkCode=ogi&th=1&psc=1\" title=\"Lector de tarjetas SD\" target=\"_blank\" rel=\"nofollow noopener sponsored\"  data-aawp-product-asin=\"B081VHSB2V\" data-aawp-product-id=\"6537\" data-aawp-tracking-id=\"nerdiyde018-21\" data-aawp-product-title=\"uni SD Kartenleser Dual USB 3.0 USB C Stecker Kartenleseger\u00e4t Aluminium OTG Adapter SD Card Reader Speicherkartenleser f\u00fcr SD\/Micro SD\/TF\/SDHC\/SDXC iPhone 15-16\/Android\/Windows\/macOS usw.\" data-aawp-geotargeting=\"true\"><span class=\"aawp-link-icon amazon\"><\/span><\/a><\/em><\/strong> <a  data-aawp-product-asin=\"B081VHSB2V\" data-aawp-product-id=\"6537\" data-aawp-tracking-id=\"nerdiyde018-21\" data-aawp-product-title=\"uni SD Kartenleser Dual USB 3.0 USB C Stecker Kartenleseger\u00e4t Aluminium OTG Adapter SD Card Reader Speicherkartenleser f\u00fcr SD\/Micro SD\/TF\/SDHC\/SDXC iPhone 15-16\/Android\/Windows\/macOS usw.\" data-aawp-geotargeting=\"true\" class=\"aawp-button aawp-button--buy aawp-button aawp-button--amazon aawp-button--icon aawp-button--icon-black\" href=\"https:\/\/www.amazon.de\/dp\/B081VHSB2V?tag=nerdiyde018-21&#038;linkCode=ogi&#038;th=1&#038;psc=1\" title=\"Comprar en Amazon\" target=\"_blank\" rel=\"nofollow noopener sponsored\">Comprar en Amazon<\/a><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p><strong>Material requerido:<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table><thead><tr><th class=\"has-text-align-center\" data-align=\"center\">N\u00famero<\/th><th class=\"has-text-align-right\" data-align=\"right\">Enlace<\/th><\/tr><\/thead><tbody><tr><td class=\"has-text-align-center\" data-align=\"center\">1x<\/td><td class=\"has-text-align-right\" data-align=\"right\"> <strong><em><a class=\"aawp-link\" href=\"https:\/\/www.amazon.de\/dp\/B07TD42S27?tag=nerdiyde018-21&linkCode=ogi&th=1&psc=1\" title=\"Raspberry Pi\" target=\"_blank\" rel=\"nofollow noopener sponsored\"  data-aawp-product-asin=\"B07TD42S27\" data-aawp-product-id=\"6541\" data-aawp-tracking-id=\"nerdiyde018-21\" data-aawp-product-title=\"Raspberry Pi 4 Modelo B 2GB\" data-aawp-geotargeting=\"true\">Raspberry Pi<\/a>&nbsp;<a class=\"aawp-link-icon-container\" href=\"https:\/\/www.amazon.de\/dp\/B07TD42S27?tag=nerdiyde018-21&linkCode=ogi&th=1&psc=1\" title=\"Raspberry Pi\" target=\"_blank\" rel=\"nofollow noopener sponsored\"  data-aawp-product-asin=\"B07TD42S27\" data-aawp-product-id=\"6541\" data-aawp-tracking-id=\"nerdiyde018-21\" data-aawp-product-title=\"Raspberry Pi 4 Modelo B 2GB\" data-aawp-geotargeting=\"true\"><span class=\"aawp-link-icon amazon\"><\/span><\/a><\/em><\/strong> <a  data-aawp-product-asin=\"B07TD42S27\" data-aawp-product-id=\"6541\" data-aawp-tracking-id=\"nerdiyde018-21\" data-aawp-product-title=\"Raspberry Pi 4 Modelo B 2GB\" data-aawp-geotargeting=\"true\" class=\"aawp-button aawp-button--buy aawp-button aawp-button--amazon aawp-button--icon aawp-button--icon-black\" href=\"https:\/\/www.amazon.de\/dp\/B07TD42S27?tag=nerdiyde018-21&#038;linkCode=ogi&#038;th=1&#038;psc=1\" title=\"Comprar en Amazon\" target=\"_blank\" rel=\"nofollow noopener sponsored\">Comprar en Amazon<\/a> <\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">1x<\/td><td class=\"has-text-align-right\" data-align=\"right\">  <strong><em><a class=\"aawp-link\" href=\"https:\/\/www.amazon.de\/dp\/B07TMPC9FG?tag=nerdiyde018-21&linkCode=ogi&th=1&psc=1\" title=\"Fuente de alimentaci\u00f3n Raspberry Pi\" target=\"_blank\" rel=\"nofollow noopener sponsored\"  data-aawp-product-asin=\"B07TMPC9FG\" data-aawp-product-id=\"6538\" data-aawp-tracking-id=\"nerdiyde018-21\" data-aawp-product-title=\"Raspberry Pi Raspberry Fuente de Alimentaci\u00f3n USB-C para 4 5V 3A 15W Negra\" data-aawp-geotargeting=\"true\">Fuente de alimentaci\u00f3n Raspberry Pi<\/a>&nbsp;<a class=\"aawp-link-icon-container\" href=\"https:\/\/www.amazon.de\/dp\/B07TMPC9FG?tag=nerdiyde018-21&linkCode=ogi&th=1&psc=1\" title=\"Fuente de alimentaci\u00f3n Raspberry Pi\" target=\"_blank\" rel=\"nofollow noopener sponsored\"  data-aawp-product-asin=\"B07TMPC9FG\" data-aawp-product-id=\"6538\" data-aawp-tracking-id=\"nerdiyde018-21\" data-aawp-product-title=\"Raspberry Pi Raspberry Fuente de Alimentaci\u00f3n USB-C para 4 5V 3A 15W Negra\" data-aawp-geotargeting=\"true\"><span class=\"aawp-link-icon amazon\"><\/span><\/a><\/em><\/strong> <a  data-aawp-product-asin=\"B07TMPC9FG\" data-aawp-product-id=\"6538\" data-aawp-tracking-id=\"nerdiyde018-21\" data-aawp-product-title=\"Raspberry Pi Raspberry Fuente de Alimentaci\u00f3n USB-C para 4 5V 3A 15W Negra\" data-aawp-geotargeting=\"true\" class=\"aawp-button aawp-button--buy aawp-button aawp-button--amazon aawp-button--icon aawp-button--icon-black\" href=\"https:\/\/www.amazon.de\/dp\/B07TMPC9FG?tag=nerdiyde018-21&#038;linkCode=ogi&#038;th=1&#038;psc=1\" title=\"Comprar en Amazon\" target=\"_blank\" rel=\"nofollow noopener sponsored\">Comprar en Amazon<\/a> <\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">1x<\/td><td class=\"has-text-align-right\" data-align=\"right\"> <strong><em><a class=\"aawp-link\" href=\"https:\/\/www.amazon.de\/dp\/B08HCDNP23?tag=nerdiyde018-21&linkCode=ogi&th=1&psc=1\" title=\"Carcasa Raspberry Pi\" target=\"_blank\" rel=\"nofollow noopener sponsored\"  data-aawp-product-asin=\"B08HCDNP23\" data-aawp-product-id=\"6544\" data-aawp-tracking-id=\"nerdiyde018-21\" data-aawp-product-title=\"Miuzei Geh\u00e4use f\u00fcr Raspberry Pi 4 mit Geh\u00e4use 4B Aluminium Passiv K\u00fchlung Case Metall mit W\u00e4rmeleitenden Aufkleber Heatsink Cooler Kompatibel mit RPi4 Model B 8GB\/4GB\/2GB.\" data-aawp-geotargeting=\"true\">Carcasa Raspberry Pi<\/a>&nbsp;<a class=\"aawp-link-icon-container\" href=\"https:\/\/www.amazon.de\/dp\/B08HCDNP23?tag=nerdiyde018-21&linkCode=ogi&th=1&psc=1\" title=\"Carcasa Raspberry Pi\" target=\"_blank\" rel=\"nofollow noopener sponsored\"  data-aawp-product-asin=\"B08HCDNP23\" data-aawp-product-id=\"6544\" data-aawp-tracking-id=\"nerdiyde018-21\" data-aawp-product-title=\"Miuzei Geh\u00e4use f\u00fcr Raspberry Pi 4 mit Geh\u00e4use 4B Aluminium Passiv K\u00fchlung Case Metall mit W\u00e4rmeleitenden Aufkleber Heatsink Cooler Kompatibel mit RPi4 Model B 8GB\/4GB\/2GB.\" data-aawp-geotargeting=\"true\"><span class=\"aawp-link-icon amazon\"><\/span><\/a><\/em><\/strong> <a  data-aawp-product-asin=\"B08HCDNP23\" data-aawp-product-id=\"6544\" data-aawp-tracking-id=\"nerdiyde018-21\" data-aawp-product-title=\"Miuzei Geh\u00e4use f\u00fcr Raspberry Pi 4 mit Geh\u00e4use 4B Aluminium Passiv K\u00fchlung Case Metall mit W\u00e4rmeleitenden Aufkleber Heatsink Cooler Kompatibel mit RPi4 Model B 8GB\/4GB\/2GB.\" data-aawp-geotargeting=\"true\" class=\"aawp-button aawp-button--buy aawp-button aawp-button--amazon aawp-button--icon aawp-button--icon-black\" href=\"https:\/\/www.amazon.de\/dp\/B08HCDNP23?tag=nerdiyde018-21&#038;linkCode=ogi&#038;th=1&#038;psc=1\" title=\"Comprar en Amazon\" target=\"_blank\" rel=\"nofollow noopener sponsored\">Comprar en Amazon<\/a>  <\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">1x<\/td><td class=\"has-text-align-right\" data-align=\"right\"> <strong><em><a class=\"aawp-link\" href=\"https:\/\/www.amazon.de\/dp\/B07FCMBLV6?tag=nerdiyde018-21&linkCode=ogi&th=1&psc=1\" title=\"Tarjeta Micro SD 64GB\" target=\"_blank\" rel=\"nofollow noopener sponsored\"  data-aawp-product-asin=\"B07FCMBLV6\" data-aawp-product-id=\"6545\" data-aawp-tracking-id=\"nerdiyde018-21\" data-aawp-product-title=\"SanDisk Extreme 64 GB microSDXC Memory Card + SD Adapter with A2 App Performance + Rescue Pro Deluxe Up to 160 MB\/s Class 10 UHS-I U3 V30 Red\/Gold\" data-aawp-geotargeting=\"true\">Tarjeta Micro SD 64GB<\/a>&nbsp;<a class=\"aawp-link-icon-container\" href=\"https:\/\/www.amazon.de\/dp\/B07FCMBLV6?tag=nerdiyde018-21&linkCode=ogi&th=1&psc=1\" title=\"Tarjeta Micro SD 64GB\" target=\"_blank\" rel=\"nofollow noopener sponsored\"  data-aawp-product-asin=\"B07FCMBLV6\" data-aawp-product-id=\"6545\" data-aawp-tracking-id=\"nerdiyde018-21\" data-aawp-product-title=\"SanDisk Extreme 64 GB microSDXC Memory Card + SD Adapter with A2 App Performance + Rescue Pro Deluxe Up to 160 MB\/s Class 10 UHS-I U3 V30 Red\/Gold\" data-aawp-geotargeting=\"true\"><span class=\"aawp-link-icon amazon\"><\/span><\/a><\/em><\/strong> <a  data-aawp-product-asin=\"B07FCMBLV6\" data-aawp-product-id=\"6545\" data-aawp-tracking-id=\"nerdiyde018-21\" data-aawp-product-title=\"SanDisk Extreme 64 GB microSDXC Memory Card + SD Adapter with A2 App Performance + Rescue Pro Deluxe Up to 160 MB\/s Class 10 UHS-I U3 V30 Red\/Gold\" data-aawp-geotargeting=\"true\" class=\"aawp-button aawp-button--buy aawp-button aawp-button--amazon aawp-button--icon aawp-button--icon-black\" href=\"https:\/\/www.amazon.de\/dp\/B07FCMBLV6?tag=nerdiyde018-21&#038;linkCode=ogi&#038;th=1&#038;psc=1\" title=\"Comprar en Amazon\" target=\"_blank\" rel=\"nofollow noopener sponsored\">Comprar en Amazon<\/a>  <\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">1x<\/td><td class=\"has-text-align-right\" data-align=\"right\"> <strong><em><a class=\"aawp-link\" href=\"https:\/\/www.amazon.de\/dp\/B07RCJPQLG?tag=nerdiyde018-21&linkCode=ogi&th=1&psc=1\" title=\"placa de conexiones MPR121\" target=\"_blank\" rel=\"nofollow noopener sponsored\"  data-aawp-product-asin=\"B07RCJPQLG\" data-aawp-product-id=\"6730\" data-aawp-tracking-id=\"nerdiyde018-21\" data-aawp-product-title=\"MPR121 Touchsensor-Controller Breakout 12 Kan\u00e4le I2C 3.3V f\u00fcr die Herstellung eigener Touchpads f\u00fcr z.B Arduino Raspberry Pi uvm.\" data-aawp-geotargeting=\"true\">placa de conexiones MPR121<\/a>&nbsp;<a class=\"aawp-link-icon-container\" href=\"https:\/\/www.amazon.de\/dp\/B07RCJPQLG?tag=nerdiyde018-21&linkCode=ogi&th=1&psc=1\" title=\"placa de conexiones MPR121\" target=\"_blank\" rel=\"nofollow noopener sponsored\"  data-aawp-product-asin=\"B07RCJPQLG\" data-aawp-product-id=\"6730\" data-aawp-tracking-id=\"nerdiyde018-21\" data-aawp-product-title=\"MPR121 Touchsensor-Controller Breakout 12 Kan\u00e4le I2C 3.3V f\u00fcr die Herstellung eigener Touchpads f\u00fcr z.B Arduino Raspberry Pi uvm.\" data-aawp-geotargeting=\"true\"><span class=\"aawp-link-icon amazon\"><\/span><\/a><\/em><\/strong> <a  data-aawp-product-asin=\"B07RCJPQLG\" data-aawp-product-id=\"6730\" data-aawp-tracking-id=\"nerdiyde018-21\" data-aawp-product-title=\"MPR121 Touchsensor-Controller Breakout 12 Kan\u00e4le I2C 3.3V f\u00fcr die Herstellung eigener Touchpads f\u00fcr z.B Arduino Raspberry Pi uvm.\" data-aawp-geotargeting=\"true\" class=\"aawp-button aawp-button--buy aawp-button aawp-button--amazon aawp-button--icon aawp-button--icon-black\" href=\"https:\/\/www.amazon.de\/dp\/B07RCJPQLG?tag=nerdiyde018-21&#038;linkCode=ogi&#038;th=1&#038;psc=1\" title=\"Comprar en Amazon\" target=\"_blank\" rel=\"nofollow noopener sponsored\">Comprar en Amazon<\/a>  <\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">1x<\/td><td class=\"has-text-align-right\" data-align=\"right\"> <strong><em><a class=\"aawp-link\" href=\"https:\/\/www.amazon.de\/dp\/B074P726ZR?tag=nerdiyde018-21&linkCode=ogi&th=1&psc=1\" title=\"cable dupont\" target=\"_blank\" rel=\"nofollow noopener sponsored\"  data-aawp-product-asin=\"B074P726ZR\" data-aawp-product-id=\"6690\" data-aawp-tracking-id=\"nerdiyde018-21\" data-aawp-product-title=\"AZDelivery Jumper Wire Kabel 3 x 40 STK je 20 cm M2M\/ F2M \/ F2F kompatibel mit Arduino und Raspberry Pi Breadboard inklusive E-Book!\" data-aawp-geotargeting=\"true\">cable dupont<\/a>&nbsp;<a class=\"aawp-link-icon-container\" href=\"https:\/\/www.amazon.de\/dp\/B074P726ZR?tag=nerdiyde018-21&linkCode=ogi&th=1&psc=1\" title=\"cable dupont\" target=\"_blank\" rel=\"nofollow noopener sponsored\"  data-aawp-product-asin=\"B074P726ZR\" data-aawp-product-id=\"6690\" data-aawp-tracking-id=\"nerdiyde018-21\" data-aawp-product-title=\"AZDelivery Jumper Wire Kabel 3 x 40 STK je 20 cm M2M\/ F2M \/ F2F kompatibel mit Arduino und Raspberry Pi Breadboard inklusive E-Book!\" data-aawp-geotargeting=\"true\"><span class=\"aawp-link-icon amazon\"><\/span><\/a><\/em><\/strong> <a  data-aawp-product-asin=\"B074P726ZR\" data-aawp-product-id=\"6690\" data-aawp-tracking-id=\"nerdiyde018-21\" data-aawp-product-title=\"AZDelivery Jumper Wire Kabel 3 x 40 STK je 20 cm M2M\/ F2M \/ F2F kompatibel mit Arduino und Raspberry Pi Breadboard inklusive E-Book!\" data-aawp-geotargeting=\"true\" class=\"aawp-button aawp-button--buy aawp-button aawp-button--amazon aawp-button--icon aawp-button--icon-black\" href=\"https:\/\/www.amazon.de\/dp\/B074P726ZR?tag=nerdiyde018-21&#038;linkCode=ogi&#038;th=1&#038;psc=1\" title=\"Comprar en Amazon\" target=\"_blank\" rel=\"nofollow noopener sponsored\">Comprar en Amazon<\/a>  <\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p><\/p>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">Conecte MPR121 correctamente<\/h2>\n\n\n\n<p>Para que su Raspberry Pi pueda comunicarse con el MPR121, por supuesto, debe conectarlo correctamente a los GPIO de Raspberry Pi.<\/p>\n\n\n\n<div class=\"wp-block-media-text alignwide is-stacked-on-mobile has-light-gray-background-color has-background\"><figure class=\"wp-block-media-text__media\"><a href=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/12\/www.nerdiy.de-howto-elektronik-mpr121-an-raspberrypi-esp32-esp8266-und-co-anschliessen-fritzing-tnihiv4t95-1.jpg?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"810\" height=\"633\" data-attachment-id=\"13956\" data-permalink=\"https:\/\/nerdiy.de\/es\/?attachment_id=13956\" data-orig-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/12\/www.nerdiy.de-howto-elektronik-mpr121-an-raspberrypi-esp32-esp8266-und-co-anschliessen-fritzing-tnihiv4t95-1.jpg?fit=962%2C752&amp;ssl=1\" data-orig-size=\"962,752\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"www.nerdiy.de-howto-elektronik-mpr121-an-raspberrypi-esp32-esp8266-und-co-anschliessen-fritzing-tnihiv4t95-1\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/12\/www.nerdiy.de-howto-elektronik-mpr121-an-raspberrypi-esp32-esp8266-und-co-anschliessen-fritzing-tnihiv4t95-1.jpg?fit=810%2C633&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/12\/www.nerdiy.de-howto-elektronik-mpr121-an-raspberrypi-esp32-esp8266-und-co-anschliessen-fritzing-tnihiv4t95-1.jpg?resize=810%2C633&#038;ssl=1\" alt=\"\" class=\"wp-image-13956 size-full\" srcset=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/12\/www.nerdiy.de-howto-elektronik-mpr121-an-raspberrypi-esp32-esp8266-und-co-anschliessen-fritzing-tnihiv4t95-1.jpg?w=962&amp;ssl=1 962w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/12\/www.nerdiy.de-howto-elektronik-mpr121-an-raspberrypi-esp32-esp8266-und-co-anschliessen-fritzing-tnihiv4t95-1.jpg?resize=300%2C235&amp;ssl=1 300w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/12\/www.nerdiy.de-howto-elektronik-mpr121-an-raspberrypi-esp32-esp8266-und-co-anschliessen-fritzing-tnihiv4t95-1.jpg?resize=768%2C600&amp;ssl=1 768w\" sizes=\"auto, (max-width: 810px) 100vw, 810px\" \/><\/a><\/figure><div class=\"wp-block-media-text__content\">\n<p>Para hacer esto, debe conectar la placa de conexi\u00f3n MPR121 a la Raspberry Pi como se muestra.<\/p>\n\n\n\n<figure class=\"wp-block-table is-style-regular\"><table><thead><tr><th class=\"has-text-align-center\" data-align=\"center\">RasPi<\/th><th class=\"has-text-align-center\" data-align=\"center\">MPR121<\/th><\/tr><\/thead><tbody><tr><td class=\"has-text-align-center\" data-align=\"center\">3,3 V<\/td><td class=\"has-text-align-center\" data-align=\"center\">3,3 V<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">TIERRA<\/td><td class=\"has-text-align-center\" data-align=\"center\">TIERRA<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">GPIO2<\/td><td class=\"has-text-align-center\" data-align=\"center\">ASD<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">GPIO3<\/td><td class=\"has-text-align-center\" data-align=\"center\">SCL<\/td><\/tr><\/tbody><\/table><\/figure>\n<\/div><\/div>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">Active el bus I2C en la configuraci\u00f3n de RaspberryPi.<\/h2>\n\n\n\n<p>Para poder usar el bus I2C con la Raspberry Pi, primero debe estar activado. Hay dos maneras de hacer esto. <\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Activar el bus I2C de la Raspberry Pi v\u00eda SSH<\/h3>\n\n\n\n<div class=\"wp-block-media-text alignwide is-stacked-on-mobile has-light-gray-background-color has-background\"><figure class=\"wp-block-media-text__media\"><a href=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2022\/06\/www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-debian-emjkrg2sei.png?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"270\" height=\"49\" data-attachment-id=\"19106\" data-permalink=\"https:\/\/nerdiy.de\/es\/evaluar-howto-raspberry-pi-mpr121-touchsensor-via-i2c-and-node-red\/www-nerdiy-de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-debian-emjkrg2sei\/\" data-orig-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2022\/06\/www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-debian-emjkrg2sei.png?fit=270%2C49&amp;ssl=1\" data-orig-size=\"270,49\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-debian-emjkrg2sei\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2022\/06\/www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-debian-emjkrg2sei.png?fit=270%2C49&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2022\/06\/www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-debian-emjkrg2sei.png?resize=270%2C49&#038;ssl=1\" alt=\"\" class=\"wp-image-19106 size-full\"\/><\/a><\/figure><div class=\"wp-block-media-text__content\">\n<p>Para activar el bus I2C a trav\u00e9s de la conexi\u00f3n SSH, debe establecer una conexi\u00f3n a trav\u00e9s de SSH a su Raspberry Pi y luego ingresar el siguiente comando.<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">sudo raspi-config<\/pre>\n<\/div><\/div>\n\n\n\n<p><\/p>\n\n\n\n<div class=\"wp-block-media-text alignwide is-stacked-on-mobile has-light-gray-background-color has-background\"><figure class=\"wp-block-media-text__media\"><a href=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2022\/06\/www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-debian-ee8hqnf00d.png?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"810\" height=\"391\" data-attachment-id=\"19099\" data-permalink=\"https:\/\/nerdiy.de\/es\/evaluar-howto-raspberry-pi-mpr121-touchsensor-via-i2c-and-node-red\/www-nerdiy-de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-debian-ee8hqnf00d\/\" data-orig-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2022\/06\/www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-debian-ee8hqnf00d.png?fit=960%2C463&amp;ssl=1\" data-orig-size=\"960,463\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-debian-ee8hqnf00d\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2022\/06\/www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-debian-ee8hqnf00d.png?fit=810%2C391&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2022\/06\/www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-debian-ee8hqnf00d.png?resize=810%2C391&#038;ssl=1\" alt=\"\" class=\"wp-image-19099 size-full\" srcset=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2022\/06\/www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-debian-ee8hqnf00d.png?w=960&amp;ssl=1 960w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2022\/06\/www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-debian-ee8hqnf00d.png?resize=104%2C50&amp;ssl=1 104w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2022\/06\/www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-debian-ee8hqnf00d.png?resize=600%2C289&amp;ssl=1 600w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2022\/06\/www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-debian-ee8hqnf00d.png?resize=300%2C145&amp;ssl=1 300w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2022\/06\/www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-debian-ee8hqnf00d.png?resize=768%2C370&amp;ssl=1 768w\" sizes=\"auto, (max-width: 810px) 100vw, 810px\" \/><\/a><\/figure><div class=\"wp-block-media-text__content\">\n<p>A continuaci\u00f3n, aparece el men\u00fa que se muestra.<\/p>\n\n\n\n<p>Utilice las teclas de flecha para navegar a la opci\u00f3n<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>Opciones de interfaz<\/li><\/ul>\n\n\n\n<p>y confirmar con \u201cEntrar\u201d.<\/p>\n<\/div><\/div>\n\n\n\n<p><\/p>\n\n\n\n<div class=\"wp-block-media-text alignwide is-stacked-on-mobile has-light-gray-background-color has-background\"><figure class=\"wp-block-media-text__media\"><a href=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2022\/06\/www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-debian-qb78ybbfsc.png?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"810\" height=\"390\" data-attachment-id=\"19101\" data-permalink=\"https:\/\/nerdiy.de\/es\/evaluar-howto-raspberry-pi-mpr121-touchsensor-via-i2c-and-node-red\/www-nerdiy-de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-debian-qb78ybbfsc\/\" data-orig-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2022\/06\/www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-debian-qb78ybbfsc.png?fit=960%2C462&amp;ssl=1\" data-orig-size=\"960,462\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-debian-qb78ybbfsc\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2022\/06\/www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-debian-qb78ybbfsc.png?fit=810%2C390&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2022\/06\/www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-debian-qb78ybbfsc.png?resize=810%2C390&#038;ssl=1\" alt=\"\" class=\"wp-image-19101 size-full\" srcset=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2022\/06\/www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-debian-qb78ybbfsc.png?w=960&amp;ssl=1 960w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2022\/06\/www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-debian-qb78ybbfsc.png?resize=104%2C50&amp;ssl=1 104w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2022\/06\/www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-debian-qb78ybbfsc.png?resize=600%2C289&amp;ssl=1 600w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2022\/06\/www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-debian-qb78ybbfsc.png?resize=300%2C144&amp;ssl=1 300w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2022\/06\/www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-debian-qb78ybbfsc.png?resize=768%2C370&amp;ssl=1 768w\" sizes=\"auto, (max-width: 810px) 100vw, 810px\" \/><\/a><\/figure><div class=\"wp-block-media-text__content\">\n<p>Navegue a la entrada en el siguiente men\u00fa usando las teclas de flecha<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>I2C<\/li><\/ul>\n<\/div><\/div>\n\n\n\n<p><\/p>\n\n\n\n<div class=\"wp-block-media-text alignwide is-stacked-on-mobile has-light-gray-background-color has-background\"><figure class=\"wp-block-media-text__media\"><a href=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2022\/06\/www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-debian-vei3t6dxvt.png?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"810\" height=\"391\" data-attachment-id=\"19102\" data-permalink=\"https:\/\/nerdiy.de\/es\/evaluar-howto-raspberry-pi-mpr121-touchsensor-via-i2c-and-node-red\/www-nerdiy-de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-debian-vei3t6dxvt\/\" data-orig-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2022\/06\/www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-debian-vei3t6dxvt.png?fit=960%2C463&amp;ssl=1\" data-orig-size=\"960,463\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-debian-vei3t6dxvt\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2022\/06\/www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-debian-vei3t6dxvt.png?fit=810%2C391&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2022\/06\/www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-debian-vei3t6dxvt.png?resize=810%2C391&#038;ssl=1\" alt=\"\" class=\"wp-image-19102 size-full\" srcset=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2022\/06\/www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-debian-vei3t6dxvt.png?w=960&amp;ssl=1 960w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2022\/06\/www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-debian-vei3t6dxvt.png?resize=104%2C50&amp;ssl=1 104w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2022\/06\/www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-debian-vei3t6dxvt.png?resize=600%2C289&amp;ssl=1 600w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2022\/06\/www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-debian-vei3t6dxvt.png?resize=300%2C145&amp;ssl=1 300w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2022\/06\/www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-debian-vei3t6dxvt.png?resize=768%2C370&amp;ssl=1 768w\" sizes=\"auto, (max-width: 810px) 100vw, 810px\" \/><\/a><\/figure><div class=\"wp-block-media-text__content\">\n<p>Confirme el cuadro de di\u00e1logo que aparece haciendo clic con las teclas de flecha <\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>S\u00ed<\/li><\/ul>\n\n\n\n<p>cambia y confirma con Enter.<\/p>\n<\/div><\/div>\n\n\n\n<p><\/p>\n\n\n\n<div class=\"wp-block-media-text alignwide is-stacked-on-mobile has-light-gray-background-color has-background\"><figure class=\"wp-block-media-text__media\"><a href=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2022\/06\/www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-debian-22hya7emvj.png?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"810\" height=\"389\" data-attachment-id=\"19100\" data-permalink=\"https:\/\/nerdiy.de\/es\/evaluar-howto-raspberry-pi-mpr121-touchsensor-via-i2c-and-node-red\/www-nerdiy-de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-debian-22hya7emvj\/\" data-orig-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2022\/06\/www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-debian-22hya7emvj.png?fit=960%2C461&amp;ssl=1\" data-orig-size=\"960,461\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-debian-22hya7emvj\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2022\/06\/www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-debian-22hya7emvj.png?fit=810%2C389&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2022\/06\/www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-debian-22hya7emvj.png?resize=810%2C389&#038;ssl=1\" alt=\"\" class=\"wp-image-19100 size-full\" srcset=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2022\/06\/www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-debian-22hya7emvj.png?w=960&amp;ssl=1 960w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2022\/06\/www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-debian-22hya7emvj.png?resize=104%2C50&amp;ssl=1 104w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2022\/06\/www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-debian-22hya7emvj.png?resize=600%2C288&amp;ssl=1 600w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2022\/06\/www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-debian-22hya7emvj.png?resize=300%2C144&amp;ssl=1 300w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2022\/06\/www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-debian-22hya7emvj.png?resize=768%2C369&amp;ssl=1 768w\" sizes=\"auto, (max-width: 810px) 100vw, 810px\" \/><\/a><\/figure><div class=\"wp-block-media-text__content\">\n<p>A continuaci\u00f3n, se muestra de nuevo una confirmaci\u00f3n de la activaci\u00f3n.<\/p>\n<\/div><\/div>\n\n\n\n<p><\/p>\n\n\n\n<div class=\"wp-block-media-text alignwide is-stacked-on-mobile has-light-gray-background-color has-background\"><figure class=\"wp-block-media-text__media\"><a href=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2022\/06\/www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-debian-7ce7wxlgrk.png?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"810\" height=\"390\" data-attachment-id=\"19098\" data-permalink=\"https:\/\/nerdiy.de\/es\/evaluar-howto-raspberry-pi-mpr121-touchsensor-via-i2c-and-node-red\/www-nerdiy-de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-debian-7ce7wxlgrk\/\" data-orig-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2022\/06\/www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-debian-7ce7wxlgrk.png?fit=960%2C462&amp;ssl=1\" data-orig-size=\"960,462\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-debian-7ce7wxlgrk\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2022\/06\/www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-debian-7ce7wxlgrk.png?fit=810%2C390&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2022\/06\/www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-debian-7ce7wxlgrk.png?resize=810%2C390&#038;ssl=1\" alt=\"\" class=\"wp-image-19098 size-full\" srcset=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2022\/06\/www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-debian-7ce7wxlgrk.png?w=960&amp;ssl=1 960w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2022\/06\/www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-debian-7ce7wxlgrk.png?resize=104%2C50&amp;ssl=1 104w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2022\/06\/www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-debian-7ce7wxlgrk.png?resize=600%2C289&amp;ssl=1 600w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2022\/06\/www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-debian-7ce7wxlgrk.png?resize=300%2C144&amp;ssl=1 300w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2022\/06\/www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-debian-7ce7wxlgrk.png?resize=768%2C370&amp;ssl=1 768w\" sizes=\"auto, (max-width: 810px) 100vw, 810px\" \/><\/a><\/figure><div class=\"wp-block-media-text__content\">\n<p>Ahora puede salir del men\u00fa haciendo clic en <\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>finalizar<\/li><\/ul>\n\n\n\n<p>cambia y confirma con \u201cEnter\u201d.<\/p>\n<\/div><\/div>\n\n\n\n<p><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Active el bus I2C de la Raspberry Pi a trav\u00e9s de la interfaz gr\u00e1fica<\/h3>\n\n\n\n<div class=\"wp-block-media-text alignwide is-stacked-on-mobile has-light-gray-background-color has-background\"><figure class=\"wp-block-media-text__media\"><a href=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2022\/06\/www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-vncviewer-ke4rltn5ml.png?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"810\" height=\"608\" data-attachment-id=\"19103\" data-permalink=\"https:\/\/nerdiy.de\/es\/evaluar-howto-raspberry-pi-mpr121-touchsensor-via-i2c-and-node-red\/www-nerdiy-de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-vncviewer-ke4rltn5ml\/\" data-orig-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2022\/06\/www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-vncviewer-ke4rltn5ml.png?fit=1024%2C768&amp;ssl=1\" data-orig-size=\"1024,768\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-vncviewer-ke4rltn5ml\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2022\/06\/www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-vncviewer-ke4rltn5ml.png?fit=810%2C608&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2022\/06\/www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-vncviewer-ke4rltn5ml.png?resize=810%2C608&#038;ssl=1\" alt=\"\" class=\"wp-image-19103 size-full\" srcset=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2022\/06\/www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-vncviewer-ke4rltn5ml.png?w=1024&amp;ssl=1 1024w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2022\/06\/www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-vncviewer-ke4rltn5ml.png?resize=67%2C50&amp;ssl=1 67w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2022\/06\/www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-vncviewer-ke4rltn5ml.png?resize=360%2C270&amp;ssl=1 360w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2022\/06\/www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-vncviewer-ke4rltn5ml.png?resize=80%2C60&amp;ssl=1 80w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2022\/06\/www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-vncviewer-ke4rltn5ml.png?resize=600%2C450&amp;ssl=1 600w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2022\/06\/www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-vncviewer-ke4rltn5ml.png?resize=300%2C225&amp;ssl=1 300w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2022\/06\/www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-vncviewer-ke4rltn5ml.png?resize=768%2C576&amp;ssl=1 768w\" sizes=\"auto, (max-width: 810px) 100vw, 810px\" \/><\/a><\/figure><div class=\"wp-block-media-text__content\">\n<p>Para activar el bus I2C a trav\u00e9s de la interfaz gr\u00e1fica de usuario, primero debe hacer clic en el icono de Raspberry Pi en la esquina superior izquierda.<\/p>\n<\/div><\/div>\n\n\n\n<p><\/p>\n\n\n\n<div class=\"wp-block-media-text alignwide is-stacked-on-mobile has-light-gray-background-color has-background\"><figure class=\"wp-block-media-text__media\"><a href=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2022\/06\/www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-vncviewer-zkwb3ryqjj.png?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"810\" height=\"608\" data-attachment-id=\"19104\" data-permalink=\"https:\/\/nerdiy.de\/es\/evaluar-howto-raspberry-pi-mpr121-touchsensor-via-i2c-and-node-red\/www-nerdiy-de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-vncviewer-zkwb3ryqjj\/\" data-orig-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2022\/06\/www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-vncviewer-zkwb3ryqjj.png?fit=1024%2C768&amp;ssl=1\" data-orig-size=\"1024,768\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-vncviewer-zkwb3ryqjj\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2022\/06\/www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-vncviewer-zkwb3ryqjj.png?fit=810%2C608&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2022\/06\/www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-vncviewer-zkwb3ryqjj.png?resize=810%2C608&#038;ssl=1\" alt=\"\" class=\"wp-image-19104 size-full\" srcset=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2022\/06\/www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-vncviewer-zkwb3ryqjj.png?w=1024&amp;ssl=1 1024w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2022\/06\/www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-vncviewer-zkwb3ryqjj.png?resize=67%2C50&amp;ssl=1 67w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2022\/06\/www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-vncviewer-zkwb3ryqjj.png?resize=360%2C270&amp;ssl=1 360w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2022\/06\/www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-vncviewer-zkwb3ryqjj.png?resize=80%2C60&amp;ssl=1 80w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2022\/06\/www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-vncviewer-zkwb3ryqjj.png?resize=600%2C450&amp;ssl=1 600w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2022\/06\/www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-vncviewer-zkwb3ryqjj.png?resize=300%2C225&amp;ssl=1 300w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2022\/06\/www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-vncviewer-zkwb3ryqjj.png?resize=768%2C576&amp;ssl=1 768w\" sizes=\"auto, (max-width: 810px) 100vw, 810px\" \/><\/a><\/figure><div class=\"wp-block-media-text__content\">\n<p>Luego abre el programa<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>Configuraci\u00f3n de frambuesa pi<\/li><\/ul>\n<\/div><\/div>\n\n\n\n<p><\/p>\n\n\n\n<div class=\"wp-block-media-text alignwide is-stacked-on-mobile has-light-gray-background-color has-background\"><figure class=\"wp-block-media-text__media\"><a href=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2022\/06\/www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-vncviewer-tnt4tzlsgu.png?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"810\" height=\"608\" data-attachment-id=\"19105\" data-permalink=\"https:\/\/nerdiy.de\/es\/evaluar-howto-raspberry-pi-mpr121-touchsensor-via-i2c-and-node-red\/www-nerdiy-de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-vncviewer-tnt4tzlsgu\/\" data-orig-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2022\/06\/www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-vncviewer-tnt4tzlsgu.png?fit=1024%2C768&amp;ssl=1\" data-orig-size=\"1024,768\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-vncviewer-tnt4tzlsgu\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2022\/06\/www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-vncviewer-tnt4tzlsgu.png?fit=810%2C608&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2022\/06\/www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-vncviewer-tnt4tzlsgu.png?resize=810%2C608&#038;ssl=1\" alt=\"\" class=\"wp-image-19105 size-full\" srcset=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2022\/06\/www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-vncviewer-tnt4tzlsgu.png?w=1024&amp;ssl=1 1024w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2022\/06\/www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-vncviewer-tnt4tzlsgu.png?resize=67%2C50&amp;ssl=1 67w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2022\/06\/www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-vncviewer-tnt4tzlsgu.png?resize=360%2C270&amp;ssl=1 360w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2022\/06\/www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-vncviewer-tnt4tzlsgu.png?resize=80%2C60&amp;ssl=1 80w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2022\/06\/www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-vncviewer-tnt4tzlsgu.png?resize=600%2C450&amp;ssl=1 600w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2022\/06\/www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-vncviewer-tnt4tzlsgu.png?resize=300%2C225&amp;ssl=1 300w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2022\/06\/www.nerdiy.de-howto-raspberry-pi-mpr121-touchsensor-via-i2c-und-node-red-auswerten-vncviewer-tnt4tzlsgu.png?resize=768%2C576&amp;ssl=1 768w\" sizes=\"auto, (max-width: 810px) 100vw, 810px\" \/><\/a><\/figure><div class=\"wp-block-media-text__content\">\n<p>Cambios en la pesta\u00f1a en la ventana mostrada<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>interfaces<\/li><\/ul>\n\n\n\n<p>establece la secci\u00f3n &quot;I2C&quot; en &quot;habilitado&quot; y lo confirma haciendo clic en &quot;Aceptar&quot;<\/p>\n<\/div><\/div>\n\n\n\n<p><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n<h2>Inicie sesi\u00f3n en la interfaz de configuraci\u00f3n de NodeRed<\/h2>\r\n<p>Antes de que pueda editar su configuraci\u00f3n de NodeRed, debe, si est\u00e1 activado, primero iniciar sesi\u00f3n en la interfaz de configuraci\u00f3n de NodeRed.<\/p>\r\n<figure id=\"attachment_4672\" aria-describedby=\"caption-attachment-4672\" style=\"width: 810px\" class=\"wp-caption alignnone\"><a href=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2019\/03\/www.nerdiy.de-firefox-2019-03-07-21-44-54.png?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" class=\"wp-image-4672 size-large\" src=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2019\/03\/www.nerdiy.de-firefox-2019-03-07-21-44-54.png?resize=810%2C416&#038;ssl=1\" alt=\"\" width=\"810\" height=\"416\" srcset=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2019\/03\/www.nerdiy.de-firefox-2019-03-07-21-44-54.png?resize=1024%2C526&amp;ssl=1 1024w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2019\/03\/www.nerdiy.de-firefox-2019-03-07-21-44-54.png?resize=300%2C154&amp;ssl=1 300w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2019\/03\/www.nerdiy.de-firefox-2019-03-07-21-44-54.png?resize=768%2C395&amp;ssl=1 768w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2019\/03\/www.nerdiy.de-firefox-2019-03-07-21-44-54.png?resize=600%2C308&amp;ssl=1 600w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2019\/03\/www.nerdiy.de-firefox-2019-03-07-21-44-54.png?w=1680&amp;ssl=1 1680w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2019\/03\/www.nerdiy.de-firefox-2019-03-07-21-44-54.png?w=1620&amp;ssl=1 1620w\" sizes=\"auto, (max-width: 810px) 100vw, 810px\" \/><\/a><figcaption id=\"caption-attachment-4672\" class=\"wp-caption-text\">Vista del cuadro de di\u00e1logo de inicio de sesi\u00f3n. Aqu\u00ed debe ingresar los datos de inicio de sesi\u00f3n que especific\u00f3 durante la configuraci\u00f3n del inicio de sesi\u00f3n. Puedes encontrar informaci\u00f3n al respecto en el art\u00edculo <a href=\"https:\/\/nerdiy.de\/es\/configurar-nodered-user-login\/\" target=\"_blank\" rel=\"noopener\"><em><strong>NodeRed: configurar el inicio de sesi\u00f3n del usuario<\/strong><\/em><\/a>.<\/figcaption><\/figure>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">Instalaci\u00f3n de los nodos requeridos.<\/h2>\n\n\n\n<p>Para que NodeRed pueda comunicarse con su MPR121 ya conectado, primero debe instalar el nodo \u201cnode-red-contrib-mpr121\u201d. C\u00f3mo puedes instalar un nodo est\u00e1 en el art\u00edculo. <strong><em><a href=\"https:\/\/nerdiy.de\/es\/nodered-instalar-nuevos-nodos\/\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><strong><em><a href=\"https:\/\/nerdiy.de\/es\/nodered-instalar-nuevos-nodos\/\" target=\"_blank\" rel=\"noreferrer noopener\">NodeRed \u2013 Instalar nuevos nodos<\/a><\/em><\/strong><\/em><\/strong> descrito.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">Importar nodo C\u00f3digo rojo<\/h2>\n\n\n\n<p>En esta secci\u00f3n encontrar\u00e1s el c\u00f3digo Node Red que necesitas. C\u00f3mo puede importar esto a su entorno NodeRed est\u00e1 en el art\u00edculo <em><strong><a href=\"https:\/\/www.nerdiy.de\/wp-admin\/post.php?post=1198&amp;action=edit\">NodeRed - c\u00f3digo de nodo de importaci\u00f3n y exportaci\u00f3n<\/a><\/strong><\/em> descrito.<\/p>\n\n\n\n<p>Puede encontrar el c\u00f3digo de Node Red en el repositorio Nerdiy Git en el siguiente enlace: <\/p>\n\n\n\n<ul class=\"wp-block-list\"><li><strong><em><a href=\"https:\/\/github.com\/Nerdiyde\/NodeRedSnippets\/blob\/master\/snippets\/nodered\/mpr121_evaluation_via_nodered.json\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/github.com\/Nerdiyde\/NodeRedSnippets\/blob\/master\/snippets\/nodered\/mpr121_evaluation_via_nodered.json<\/a><\/em><\/strong><\/li><\/ul>\n\n\n\n<p>El c\u00f3digo de nodo a continuaci\u00f3n eval\u00faa los 12 electrodos del MRP121. Para que esto funcione, debe estar conectado a la Raspberry Pi a trav\u00e9s de I2C. Tambi\u00e9n debe configurar la direcci\u00f3n I2C correcta.<\/p>\n\n\n\n<p>El valor medido actualmente para cada electrodo se muestra en el tablero. Este valor cambia seg\u00fan el entorno y tambi\u00e9n si un dedo (u otra cosa) est\u00e1 cerca, lo que deber\u00eda desencadenar una acci\u00f3n. Para que un acercamiento\/toque tambi\u00e9n se pueda detectar de manera confiable, tambi\u00e9n puede establecer el valor umbral para cada electrodo en el tablero. Solo int\u00e9ntalo. Realmente no puedes romper nada. \ud83d\ude42<\/p>\n\n\n\n<p>Cuando suelta un electrodo, se env\u00eda una se\u00f1al al nodo de enlace asociado, que puede utilizar para realizar cualquier acci\u00f3n de conmutaci\u00f3n.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-nodered-mpr121-via-i2c-auswerten-firefox-plcdctvba1.png?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"810\" height=\"417\" data-attachment-id=\"12392\" data-permalink=\"https:\/\/nerdiy.de\/es\/evaluar-howto-raspberry-pi-mpr121-touchsensor-via-i2c-and-node-red\/www-nerdiy-de-howto-nodered-mpr121-via-i2c-auswerten-firefox-plcdctvba1\/\" data-orig-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-nodered-mpr121-via-i2c-auswerten-firefox-plcdctvba1.png?fit=1525%2C785&amp;ssl=1\" data-orig-size=\"1525,785\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"www.nerdiy.de-howto-nodered-mpr121-via-i2c-auswerten-firefox-plcdctvba1\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-nodered-mpr121-via-i2c-auswerten-firefox-plcdctvba1.png?fit=810%2C417&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-nodered-mpr121-via-i2c-auswerten-firefox-plcdctvba1.png?resize=810%2C417&#038;ssl=1\" alt=\"\" class=\"wp-image-12392\" srcset=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-nodered-mpr121-via-i2c-auswerten-firefox-plcdctvba1.png?resize=1024%2C527&amp;ssl=1 1024w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-nodered-mpr121-via-i2c-auswerten-firefox-plcdctvba1.png?resize=300%2C154&amp;ssl=1 300w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-nodered-mpr121-via-i2c-auswerten-firefox-plcdctvba1.png?resize=768%2C395&amp;ssl=1 768w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-nodered-mpr121-via-i2c-auswerten-firefox-plcdctvba1.png?resize=600%2C309&amp;ssl=1 600w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-nodered-mpr121-via-i2c-auswerten-firefox-plcdctvba1.png?w=1525&amp;ssl=1 1525w\" sizes=\"auto, (max-width: 810px) 100vw, 810px\" \/><\/a><figcaption>Vista del flujo de NodeRed en la vista de configuraci\u00f3n de NodeRed.<\/figcaption><\/figure>\n\n\n\n<div class=\"wp-block-media-text alignwide is-stacked-on-mobile has-light-gray-background-color has-background\"><figure class=\"wp-block-media-text__media\"><a href=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-nodered-mpr121-via-i2c-auswerten-firefox-smf6owqqav.png?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"740\" height=\"583\" data-attachment-id=\"12396\" data-permalink=\"https:\/\/nerdiy.de\/es\/evaluar-howto-raspberry-pi-mpr121-touchsensor-via-i2c-and-node-red\/www-nerdiy-de-howto-nodered-mpr121-via-i2c-auswerten-firefox-smf6owqqav\/\" data-orig-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-nodered-mpr121-via-i2c-auswerten-firefox-smf6owqqav.png?fit=740%2C583&amp;ssl=1\" data-orig-size=\"740,583\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"www.nerdiy.de-howto-nodered-mpr121-via-i2c-auswerten-firefox-smf6owqqav\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-nodered-mpr121-via-i2c-auswerten-firefox-smf6owqqav.png?fit=740%2C583&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-nodered-mpr121-via-i2c-auswerten-firefox-smf6owqqav.png?resize=740%2C583&#038;ssl=1\" alt=\"\" class=\"wp-image-12396 size-full\" srcset=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-nodered-mpr121-via-i2c-auswerten-firefox-smf6owqqav.png?w=740&amp;ssl=1 740w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-nodered-mpr121-via-i2c-auswerten-firefox-smf6owqqav.png?resize=300%2C236&amp;ssl=1 300w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-nodered-mpr121-via-i2c-auswerten-firefox-smf6owqqav.png?resize=600%2C473&amp;ssl=1 600w\" sizes=\"auto, (max-width: 740px) 100vw, 740px\" \/><\/a><\/figure><div class=\"wp-block-media-text__content\">\n<p>Al hacer clic en el nodo MPR121, puede configurar la direcci\u00f3n de su MPR121. Esto debe coincidir con la direcci\u00f3n del MPR121 configurado en el lado del hardware.<\/p>\n<\/div><\/div>\n\n\n\n<p><\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-nodered-mpr121-via-i2c-auswerten-firefox-z3n4hkhvgs.png?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"746\" height=\"88\" data-attachment-id=\"12394\" data-permalink=\"https:\/\/nerdiy.de\/es\/evaluar-howto-raspberry-pi-mpr121-touchsensor-via-i2c-and-node-red\/www-nerdiy-de-howto-nodered-mpr121-via-i2c-auswerten-firefox-z3n4hkhvgs\/\" data-orig-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-nodered-mpr121-via-i2c-auswerten-firefox-z3n4hkhvgs.png?fit=746%2C88&amp;ssl=1\" data-orig-size=\"746,88\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"www.nerdiy.de-howto-nodered-mpr121-via-i2c-auswerten-firefox-z3n4hkhvgs\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-nodered-mpr121-via-i2c-auswerten-firefox-z3n4hkhvgs.png?fit=746%2C88&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-nodered-mpr121-via-i2c-auswerten-firefox-z3n4hkhvgs.png?resize=746%2C88&#038;ssl=1\" alt=\"\" class=\"wp-image-12394\" srcset=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-nodered-mpr121-via-i2c-auswerten-firefox-z3n4hkhvgs.png?w=746&amp;ssl=1 746w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-nodered-mpr121-via-i2c-auswerten-firefox-z3n4hkhvgs.png?resize=300%2C35&amp;ssl=1 300w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-nodered-mpr121-via-i2c-auswerten-firefox-z3n4hkhvgs.png?resize=600%2C71&amp;ssl=1 600w\" sizes=\"auto, (max-width: 746px) 100vw, 746px\" \/><\/a><figcaption>Vista del flujo del primer electrodo.<\/figcaption><\/figure>\n\n\n\n<p><\/p>\n\n\n\n<div class=\"wp-block-media-text alignwide is-stacked-on-mobile has-light-gray-background-color has-background\"><figure class=\"wp-block-media-text__media\"><a href=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-nodered-mpr121-via-i2c-auswerten-firefox-jtalqrkf1x.png?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"229\" height=\"821\" data-attachment-id=\"12393\" data-permalink=\"https:\/\/nerdiy.de\/es\/evaluar-howto-raspberry-pi-mpr121-touchsensor-via-i2c-and-node-red\/www-nerdiy-de-howto-nodered-mpr121-via-i2c-auswerten-firefox-jtalqrkf1x\/\" data-orig-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-nodered-mpr121-via-i2c-auswerten-firefox-jtalqrkf1x.png?fit=229%2C821&amp;ssl=1\" data-orig-size=\"229,821\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"www.nerdiy.de-howto-nodered-mpr121-via-i2c-auswerten-firefox-jtalqrkf1x\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-nodered-mpr121-via-i2c-auswerten-firefox-jtalqrkf1x.png?fit=229%2C821&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-nodered-mpr121-via-i2c-auswerten-firefox-jtalqrkf1x.png?resize=229%2C821&#038;ssl=1\" alt=\"\" class=\"wp-image-12393 size-full\" srcset=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-nodered-mpr121-via-i2c-auswerten-firefox-jtalqrkf1x.png?w=229&amp;ssl=1 229w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-nodered-mpr121-via-i2c-auswerten-firefox-jtalqrkf1x.png?resize=84%2C300&amp;ssl=1 84w\" sizes=\"auto, (max-width: 229px) 100vw, 229px\" \/><\/a><\/figure><div class=\"wp-block-media-text__content\">\n<h4 class=\"wp-block-heading\">vista de tablero<\/h4>\n\n\n\n<p>Aqu\u00ed puede ver el valor medido actual de cada electrodo y tambi\u00e9n puede establecer el valor umbral para cada electrodo.<\/p>\n<\/div><\/div>\n\n\n\n<p><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">M\u00e1s art\u00edculos sobre el tema.<\/h2>\n\n\n\n<p>En la siguiente categor\u00eda encontrar\u00e1 m\u00e1s enlaces sobre el tema de Rasperry Pi y Node Red.<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li><strong><em><a href=\"https:\/\/nerdiy.de\/es\/categoria\/frambuesa-pi\/\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/nerdiy.de\/category\/raspberry-pi\/<\/a><\/em><\/strong><\/li><li><strong><em><a href=\"https:\/\/nerdiy.de\/es\/categoria\/nodo-rojo\/\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/nerdiy.de\/category\/node-red\/<\/a><\/em><\/strong><\/li><\/ul>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity\"\/>\n\n\n<h2>Divi\u00e9rtete con el proyecto.<\/h2>\r\n<p>Espero que todo te haya funcionado como se describe. Si no es as\u00ed, o si tiene alguna pregunta o sugerencia, h\u00e1gamelo saber en los comentarios. Si es necesario, lo a\u00f1adir\u00e9 al art\u00edculo.<br \/>Las ideas para nuevos proyectos siempre son bienvenidas. \ud83d\ude42<\/p>\r\n<p><strong>PS Muchos de estos proyectos, especialmente los proyectos de hardware, cuestan mucho tiempo y dinero. Por supuesto que hago esto porque lo disfruto, pero si crees que es genial que comparta la informaci\u00f3n contigo, me encantar\u00eda hacer una peque\u00f1a donaci\u00f3n al fondo del caf\u00e9. \ud83d\ude42<\/strong><\/p>\r\n<p><a href=\"https:\/\/ko-fi.com\/nerdiy\" target=\"_blank\" rel=\"noopener\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" style=\"border: 0px; height: 36px;\" src=\"https:\/\/i0.wp.com\/cdn.ko-fi.com\/cdn\/kofi4.png?resize=143%2C36&#038;ssl=1\" alt=\"C\u00f3mprame un caf\u00e9 en ko-fi.com\" width=\"143\" height=\"36\" border=\"0\" \/><\/a>\u00a0 \u00a0 \u00a0 \u00a0<input name=\"cmd\" type=\"hidden\" value=\"_s-xclick\" \/> <input name=\"hosted_button_id\" type=\"hidden\" value=\"UAZE9RMHJY7VJ\" \/> <input title=\"PayPal: la forma m\u00e1s segura y sencilla de pagar en Internet\" alt=\"Donate with PayPal button\" name=\"submit\" src=\"https:\/\/www.paypalobjects.com\/de_DE\/DE\/i\/btn\/btn_donateCC_LG.gif\" type=\"image\" \/> <img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" src=\"https:\/\/i0.wp.com\/www.paypal.com\/de_DE\/i\/scr\/pixel.gif?resize=1%2C1&#038;ssl=1\" alt=\"\" width=\"1\" height=\"1\" border=\"0\" \/><\/p>","protected":false},"excerpt":{"rendered":"<p>Gracias al bus I2C, la Raspberry Pi puede equiparse con una variedad de pr\u00e1cticos sensores y actuadores. El MPR121 ofrece una forma (en mi opini\u00f3n) muy elegante para la entrada del usuario. El [\u2026]<\/p>","protected":false},"author":1,"featured_media":13956,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_bbp_topic_count":0,"_bbp_reply_count":0,"_bbp_total_topic_count":0,"_bbp_total_reply_count":0,"_bbp_voice_count":0,"_bbp_anonymous_reply_count":0,"_bbp_topic_count_hidden":0,"_bbp_reply_count_hidden":0,"_bbp_forum_subforum_count":0,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2},"jetpack_post_was_ever_published":false},"categories":[149,86,122,24,61],"tags":[33,237,114,25,48,50,51],"class_list":["post-2083","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-abendprojekt2h","category-elektronik","category-magic-mirror","category-raspberry-pi","category-smarthome","tag-automatisierung","tag-mpr121","tag-nodered","tag-raspberrypi","tag-raspian","tag-sensoren","tag-smarthome"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.6 - 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Neben den einfachen Ein- und Aus-Tasten (bei denen auch lange Tastendr\u00fccke ausgewertet werden)\u2026","rel":"","context":"In &quot;Abendprojekt(&lt;2h)&quot;","block_context":{"text":"Abendprojekt(&lt;2h)","link":"https:\/\/nerdiy.de\/es\/categoria\/proyecto-vespertino2h\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2021\/12\/www.nerdiy.de-howto-zigbee-ikea-styrbar-taster-e2001e2002-ueber-zigbee2mqtt-in-nodered-einbinden-dsc04573-scaled.jpg?fit=1200%2C800&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2021\/12\/www.nerdiy.de-howto-zigbee-ikea-styrbar-taster-e2001e2002-ueber-zigbee2mqtt-in-nodered-einbinden-dsc04573-scaled.jpg?fit=1200%2C800&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2021\/12\/www.nerdiy.de-howto-zigbee-ikea-styrbar-taster-e2001e2002-ueber-zigbee2mqtt-in-nodered-einbinden-dsc04573-scaled.jpg?fit=1200%2C800&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2021\/12\/www.nerdiy.de-howto-zigbee-ikea-styrbar-taster-e2001e2002-ueber-zigbee2mqtt-in-nodered-einbinden-dsc04573-scaled.jpg?fit=1200%2C800&ssl=1&resize=700%2C400 2x, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2021\/12\/www.nerdiy.de-howto-zigbee-ikea-styrbar-taster-e2001e2002-ueber-zigbee2mqtt-in-nodered-einbinden-dsc04573-scaled.jpg?fit=1200%2C800&ssl=1&resize=1050%2C600 3x"},"classes":[]},{"id":17601,"url":"https:\/\/nerdiy.de\/es\/integrar-howto-zigbee-ikea-fyrtur-rollo-e1757-via-zigbee2mqtt-in-node-red\/","url_meta":{"origin":2083,"position":4},"title":"HowTo: Integrar Zigbee - persiana enrollable IKEA FYRTUR E1757 en Node Red a trav\u00e9s de zigbee2mqtt","author":"Fab","date":"21. February 2023","format":false,"excerpt":"Das IKEA FYRTUR Rollo ist eine sehr einfache M\u00f6glichkeit, wie Ihr Eure Fenster mit einem leicht steuerbaren Rollo nachzur\u00fcsten. Dank Zigbee Anbindung k\u00f6nnt Ihr dies dann f\u00fcr alle M\u00f6glichen Szenerien nutzen. 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