{"id":7320,"date":"2018-11-07T10:13:02","date_gmt":"2018-11-07T10:13:02","guid":{"rendered":"https:\/\/www.rtscan.net\/raspberry-pi-barcode-scanner\/"},"modified":"2025-05-27T12:04:26","modified_gmt":"2025-05-27T12:04:26","slug":"raspberry-pi-barcode-scanner","status":"publish","type":"post","link":"https:\/\/www.rtscan.com\/es\/raspberry-pi-barcode-scanner\/","title":{"rendered":"Esc\u00e1ner de c\u00f3digos de barras Raspberry Pi"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"7320\" class=\"elementor elementor-7320 elementor-4350\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-426da976 elementor-section-stretched elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"426da976\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;stretch_section&quot;:&quot;section-stretched&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-5243434a\" data-id=\"5243434a\" data-element_type=\"column\" data-e-type=\"column\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-59210f65 elementor-widget elementor-widget-heading\" data-id=\"59210f65\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Esc\u00e1ner de c\u00f3digos de barras Raspberry Pi: conecta m\u00f3dulos de esc\u00e1neres de c\u00f3digos de barras OEM con Raspberry Pi<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3c816516 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"3c816516\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-298b64e8 elementor-widget elementor-widget-text-editor\" data-id=\"298b64e8\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Si utilizas el microcontrolador \/ ordenador monoplaca Raspberry Pi para desarrollar tu sistema y necesitas al mismo tiempo un m\u00f3dulo lector de c\u00f3digos de barras 1d\/ 2d OEM, este art\u00edculo te resultar\u00e1 \u00fatil: aqu\u00ed te presentamos c\u00f3mo conectar el microcontrolador Raspberry Pi 3 Modelo B+ con los m\u00f3dulos lectores de c\u00f3digos de barras RTscan OEM y c\u00f3mo hacer que funcionen entre s\u00ed.<\/p><p>Cuando intentamos integrar un esc\u00e1ner de c\u00f3digo de barras OEM con la placa microcontroladora Raspberry Pi, nos encontramos con estos problemas:<\/p><ol><li>El m\u00f3dulo lector de c\u00f3digo de barras OEM tiene una interfaz TTL de 12 patillas, pero la placa Raspberry Pi no tiene este tipo de conector, \u00bfc\u00f3mo podemos conectarlos?<\/li><li>Sea cual sea el m\u00f3dulo de esc\u00e1ner de c\u00f3digo de barras OEM que elijamos, \u00bfc\u00f3mo podemos hacer que el esc\u00e1ner de c\u00f3digo de barras funcione con Raspberry Pi y tambi\u00e9n cargar los datos descodificados en el sistema Raspberry Pi?<\/li><\/ol><p>Lee a continuaci\u00f3n y descubre c\u00f3mo RTscan ofrece soluciones a las preguntas anteriores.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-65714b6 elementor-widget elementor-widget-text-editor\" data-id=\"65714b6\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"text-align: center;\"><span style=\"color: #0000ff;\"><strong>Contenido<\/strong><\/span><\/p><p><a href=\"#p1\"><span style=\"color: #0000ff;\"><strong>Parte I:<\/strong> Introducci\u00f3n a la Raspberry Pi 3 Modelo B+ y a los m\u00f3dulos de esc\u00e1ner de c\u00f3digos de barras RTscan OEM<\/span><\/a><\/p><p><a href=\"#p2\"><span style=\"color: #0000ff;\"><strong>Parte II:<\/strong> Soluciones de conexi\u00f3n<\/span><\/a><\/p><ul><li><a href=\"#p21\"><span style=\"color: #0000ff;\">Soluci\u00f3n 1: Interfaz Dupont<\/span><\/a><\/li><li><a href=\"#p22\"><span style=\"color: #0000ff;\">Soluci\u00f3n 2: Conectar mediante interfaz USB<\/span><\/a><\/li><\/ul><p><a href=\"#p3\"><span style=\"color: #0000ff;\"><strong>Parte III:<\/strong> Haz que el m\u00f3dulo esc\u00e1ner de c\u00f3digo de barras OEM funcione con el sistema Raspberry Pi\/ C\u00f3digo de ejemplo Python:<\/span><\/a><\/p><ol><li><a href=\"#p31\"><span style=\"color: #0000ff;\">Comunicaci\u00f3n TTL-232&amp; C\u00f3digo de ejemplo Python<\/span><\/a><\/li><li><a href=\"#p32\"><span style=\"color: #0000ff;\">Comunicaci\u00f3n USB CDC<\/span><\/a><\/li><li><a href=\"#p33\"><span style=\"color: #0000ff;\">USB-HID<\/span><\/a><\/li><\/ol><p><a href=\"#p4\"><span style=\"color: #0000ff;\"><strong>Parte VI:<\/strong> Demostraci\u00f3n en v\u00eddeo<\/span><\/a><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-909e9e4 elementor-align-center elementor-widget elementor-widget-button\" data-id=\"909e9e4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-lg\" href=\"https:\/\/www.rtscan.com\/es\/email-infortscan-net\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Solicitar m\u00e1s info-&gt;<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-81021ab elementor-widget elementor-widget-spacer\" data-id=\"81021ab\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2ebbe16 elementor-widget elementor-widget-heading\" data-id=\"2ebbe16\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"p1\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-large\">Parte I: Introducci\u00f3n a la Raspberry Pi 3 Modelo B+ y a los esc\u00e1neres de c\u00f3digos de barras RTscan OEM<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0ad9adc elementor-widget elementor-widget-text-editor\" data-id=\"0ad9adc\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong><b>Raspberry Pi 3B+:<\/b><\/strong><\/p><h1><strong><b><img fetchpriority=\"high\" decoding=\"async\" class=\"alignnone size-full wp-image-4359 aligncenter\" src=\"https:\/\/www.rtscan.com\/wp-content\/uploads\/2018\/11\/Raspberry-Pi-barcode-scanner1343.jpg\" alt=\"\" width=\"504\" height=\"305\" srcset=\"https:\/\/www.rtscan.com\/wp-content\/uploads\/2018\/11\/Raspberry-Pi-barcode-scanner1343.jpg 504w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2018\/11\/Raspberry-Pi-barcode-scanner1343-200x121.jpg 200w\" sizes=\"(max-width: 504px) 100vw, 504px\" \/><\/b><\/strong><\/h1><p>Raspberry Pi 3 Modelo B es la \u00faltima iteraci\u00f3n del ordenador monoplaca m\u00e1s popular. Ofrece una CPU ARM Cortex-A53 de 64 bits y cuatro n\u00facleos que funciona a 1,2 GHz, cuatro puertos USB 2.0, conexi\u00f3n de red por cable e inal\u00e1mbrica, salida HDMI y de v\u00eddeo compuesto, y un conector GPIO de 40 patillas para proyectos de interfaz f\u00edsica. <\/p><h1><strong><b><img decoding=\"async\" class=\"alignnone size-full wp-image-4352 aligncenter\" src=\"https:\/\/www.rtscan.com\/wp-content\/uploads\/2018\/11\/Raspberry-Pi-barcode-scanner1345.jpg\" alt=\"\" width=\"503\" height=\"612\" srcset=\"https:\/\/www.rtscan.com\/wp-content\/uploads\/2018\/11\/Raspberry-Pi-barcode-scanner1345.jpg 503w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2018\/11\/Raspberry-Pi-barcode-scanner1345-123x150.jpg 123w\" sizes=\"(max-width: 503px) 100vw, 503px\" \/><\/b><\/strong><\/h1><p style=\"text-align: center;\">Conexiones Raspberry Pi 3<\/p><p>Y para que nuestra aplicaci\u00f3n se conecte con el m\u00f3dulo lector de c\u00f3digo de barras OEM, necesitamos el pin de alimentaci\u00f3n de 3,3 V (o el de 5,0 V), y los pines GND, RXD, TXD.<\/p><p>Y tambi\u00e9n, haremos una demostraci\u00f3n de c\u00f3mo conectar nuestro esc\u00e1ner de c\u00f3digo de barras OEM con Raspberry Pi a trav\u00e9s de la interfaz USB.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-94413dc elementor-widget elementor-widget-heading\" data-id=\"94413dc\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-large\">Lectores de c\u00f3digos de barras RTscan OEM:<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-80b5e19 elementor-widget elementor-widget-text-editor\" data-id=\"80b5e19\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h3> <\/h3>\n<p><\/p>\n<div class=\"wp-block-image size-large\">\n<figure class=\"aligncenter\"><img decoding=\"async\" width=\"619\" height=\"309\" class=\"wp-image-6778\" src=\"https:\/\/www.rtscan.com\/wp-content\/uploads\/2020\/09\/RTscan-OEM-barcode-scanners-modules-.jpg\" alt=\"\" srcset=\"https:\/\/www.rtscan.com\/wp-content\/uploads\/2020\/09\/RTscan-OEM-barcode-scanners-modules-.jpg 619w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2020\/09\/RTscan-OEM-barcode-scanners-modules--600x300.jpg 600w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2020\/09\/RTscan-OEM-barcode-scanners-modules--540x270.jpg 540w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2020\/09\/RTscan-OEM-barcode-scanners-modules--200x100.jpg 200w\" sizes=\"(max-width: 619px) 100vw, 619px\" \/><\/figure>\n<\/div>\n<p><\/p>\n<p>Todos ellos con conector de 12 patillas y se\u00f1al TTL-232, y utilizan cable FFC y conector como \u00e9ste :<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\" wp-image-4348 aligncenter\" src=\"https:\/\/www.rtscan.com\/wp-content\/uploads\/2018\/12\/Arduino-barcode-scanner-rtscan-FPC.jpg\" alt=\"\" width=\"105\" height=\"105\" srcset=\"https:\/\/www.rtscan.com\/wp-content\/uploads\/2018\/12\/Arduino-barcode-scanner-rtscan-FPC.jpg 299w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2018\/12\/Arduino-barcode-scanner-rtscan-FPC-100x100.jpg 100w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2018\/12\/Arduino-barcode-scanner-rtscan-FPC-150x150.jpg 150w\" sizes=\"(max-width: 105px) 100vw, 105px\" \/> <img loading=\"lazy\" decoding=\"async\" class=\" wp-image-4347 aligncenter\" src=\"https:\/\/www.rtscan.com\/wp-content\/uploads\/2018\/12\/Arduino-barcode-scanner-rtscan-connector.jpg\" alt=\"\" width=\"101\" height=\"101\" srcset=\"https:\/\/www.rtscan.com\/wp-content\/uploads\/2018\/12\/Arduino-barcode-scanner-rtscan-connector.jpg 299w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2018\/12\/Arduino-barcode-scanner-rtscan-connector-100x100.jpg 100w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2018\/12\/Arduino-barcode-scanner-rtscan-connector-150x150.jpg 150w\" sizes=\"(max-width: 101px) 100vw, 101px\" \/><\/p>\n<p>Y si utilizamos una placa EVK, pueden salir con una interfaz USB:<\/p>\n<p><\/p>\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-8142 size-large\" src=\"https:\/\/www.rtscan.com\/wp-content\/uploads\/2018\/11\/RTscan-USB-evk-board-720x720.jpg\" alt=\"\" width=\"720\" height=\"720\" srcset=\"https:\/\/www.rtscan.com\/wp-content\/uploads\/2018\/11\/RTscan-USB-evk-board-720x720.jpg 720w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2018\/11\/RTscan-USB-evk-board-300x300.jpg 300w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2018\/11\/RTscan-USB-evk-board-100x100.jpg 100w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2018\/11\/RTscan-USB-evk-board-600x600.jpg 600w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2018\/11\/RTscan-USB-evk-board-405x405.jpg 405w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2018\/11\/RTscan-USB-evk-board-150x150.jpg 150w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2018\/11\/RTscan-USB-evk-board-768x768.jpg 768w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2018\/11\/RTscan-USB-evk-board-45x45.jpg 45w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2018\/11\/RTscan-USB-evk-board.jpg 1000w\" sizes=\"(max-width: 720px) 100vw, 720px\" \/><\/figure>\n<p><\/p>\n<p>En este art\u00edculo, elegimos el RT214 como ejemplo para realizar la conexi\u00f3n e integraci\u00f3n.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\" wp-image-6794 aligncenter\" src=\"https:\/\/www.rtscan.com\/wp-content\/uploads\/2020\/09\/OEM-barcode-scanners-modules-RT214.jpg\" alt=\"\" width=\"204\" height=\"148\" srcset=\"https:\/\/www.rtscan.com\/wp-content\/uploads\/2020\/09\/OEM-barcode-scanners-modules-RT214.jpg 373w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2020\/09\/OEM-barcode-scanners-modules-RT214-200x145.jpg 200w\" sizes=\"(max-width: 204px) 100vw, 204px\" \/><\/p>\n<h2> <\/h2>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-67bc091 elementor-align-center elementor-widget elementor-widget-button\" data-id=\"67bc091\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-lg\" href=\"https:\/\/www.rtscan.com\/es\/email-infortscan-net\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Solicitar m\u00e1s info-&gt;<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-df263de elementor-widget elementor-widget-spacer\" data-id=\"df263de\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9ef4208 elementor-widget elementor-widget-heading\" data-id=\"9ef4208\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"p2\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-large\">Parte II: Soluciones de conexi\u00f3n:<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8f864aa elementor-widget elementor-widget-text-editor\" data-id=\"8f864aa\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>RTscan ofrece dos tipos de soluciones:<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-34ec2c2 elementor-widget elementor-widget-heading\" data-id=\"34ec2c2\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"p21\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Soluci\u00f3n1: Interfaz Dupont<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b92cf54 elementor-widget elementor-widget-text-editor\" data-id=\"b92cf54\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>RTscan proporciona el siguiente kit EVK de interfaz DuPont (con bot\u00f3n de disparo y zumbador) para conectar el m\u00f3dulo de esc\u00e1ner de c\u00f3digo de barras OEM con Raspberry Pi:<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-8144 size-large\" src=\"https:\/\/www.rtscan.com\/wp-content\/uploads\/2018\/11\/OEM-barcode-scanners-module-RT214-connect-with-Raspberry-Pi-720x720.jpg\" alt=\"\" width=\"720\" height=\"720\" srcset=\"https:\/\/www.rtscan.com\/wp-content\/uploads\/2018\/11\/OEM-barcode-scanners-module-RT214-connect-with-Raspberry-Pi-720x720.jpg 720w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2018\/11\/OEM-barcode-scanners-module-RT214-connect-with-Raspberry-Pi-300x300.jpg 300w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2018\/11\/OEM-barcode-scanners-module-RT214-connect-with-Raspberry-Pi-100x100.jpg 100w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2018\/11\/OEM-barcode-scanners-module-RT214-connect-with-Raspberry-Pi-600x600.jpg 600w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2018\/11\/OEM-barcode-scanners-module-RT214-connect-with-Raspberry-Pi-405x405.jpg 405w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2018\/11\/OEM-barcode-scanners-module-RT214-connect-with-Raspberry-Pi-150x150.jpg 150w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2018\/11\/OEM-barcode-scanners-module-RT214-connect-with-Raspberry-Pi-768x768.jpg 768w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2018\/11\/OEM-barcode-scanners-module-RT214-connect-with-Raspberry-Pi-45x45.jpg 45w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2018\/11\/OEM-barcode-scanners-module-RT214-connect-with-Raspberry-Pi.jpg 1000w\" sizes=\"(max-width: 720px) 100vw, 720px\" \/><\/p>\n<p>Es una soluci\u00f3n sencilla, s\u00f3lo tienes que conectar la fuente de alimentaci\u00f3n de 5,0 V (el EVK necesita una fuente de alimentaci\u00f3n de 5,0 V), GND, los pines RX y TX.<\/p>\n<p> <\/p>\n<p style=\"text-align: center;\">RT214-12pines Pinout<\/p>\n<table>\n<tbody>\n<tr>\n<td width=\"77\"><strong><b>PIN<\/b><\/strong><\/td>\n<td width=\"143\"><strong><b>Nombre de la se\u00f1al<\/b><\/strong><\/td>\n<td width=\"161\"><strong><b>E\/S<\/b><\/strong><\/td>\n<td width=\"131\"><strong><b>Estado<\/b><\/strong><\/td>\n<td width=\"244\"><strong><b>Funci\u00f3n<\/b><\/strong><\/td>\n<\/tr>\n<tr>\n<td width=\"77\">1<\/td>\n<td width=\"143\">NC<\/td>\n<td width=\"161\">&#8211;<\/td>\n<td width=\"131\">&#8211;<\/td>\n<td width=\"244\">&#8211;<\/td>\n<\/tr>\n<tr>\n<td width=\"77\">2<\/td>\n<td width=\"143\">VDD<\/td>\n<td width=\"161\">&#8211;<\/td>\n<td width=\"131\">&#8211;<\/td>\n<td width=\"244\">Entrada de alimentaci\u00f3n de 3,3 V<\/td>\n<\/tr>\n<tr>\n<td width=\"77\">3<\/td>\n<td width=\"143\">GND<\/td>\n<td width=\"161\">&#8211;<\/td>\n<td width=\"131\">&#8211;<\/td>\n<td width=\"244\">Masa de la fuente de alimentaci\u00f3n<\/td>\n<\/tr>\n<tr>\n<td width=\"77\">4<\/td>\n<td width=\"143\">RXD<\/td>\n<td width=\"161\">I<\/td>\n<td width=\"131\">&#8211;<\/td>\n<td width=\"244\">Nivel TTL 232 recibe datos<\/td>\n<\/tr>\n<tr>\n<td width=\"77\">5<\/td>\n<td width=\"143\">TXD<\/td>\n<td width=\"161\">O<\/td>\n<td width=\"131\">&#8211;<\/td>\n<td width=\"244\">Nivel TTL 232 transmite datos<\/td>\n<\/tr>\n<tr>\n<td width=\"77\">6<\/td>\n<td width=\"143\">USB_D-<\/td>\n<td width=\"161\">&#8211;<\/td>\n<td width=\"131\">&#8211;<\/td>\n<td width=\"244\">Se\u00f1al USB_D-<\/td>\n<\/tr>\n<tr>\n<td width=\"77\">7<\/td>\n<td width=\"143\">USB_D+<\/td>\n<td width=\"161\">&#8211;<\/td>\n<td width=\"131\">&#8211;<\/td>\n<td width=\"244\">Se\u00f1al USB_D+<\/td>\n<\/tr>\n<tr>\n<td width=\"77\">8<\/td>\n<td width=\"143\">NC<\/td>\n<td width=\"161\">&#8211;<\/td>\n<td width=\"131\">&#8211;<\/td>\n<td width=\"244\">&#8211;<\/td>\n<\/tr>\n<tr>\n<td width=\"77\">9<\/td>\n<td width=\"143\">BUZ<\/td>\n<td width=\"161\">O<\/td>\n<td width=\"131\">&#8211;<\/td>\n<td width=\"244\">Salida de avisador ac\u00fastico<\/td>\n<\/tr>\n<tr>\n<td width=\"77\">10<\/td>\n<td width=\"143\">LED<\/td>\n<td width=\"161\">O<\/td>\n<td width=\"131\">&#8211;<\/td>\n<td width=\"244\">Salida LED de buena lectura<\/td>\n<\/tr>\n<tr>\n<td width=\"77\">11<\/td>\n<td width=\"143\">nRST<\/td>\n<td width=\"161\">I<\/td>\n<td width=\"131\">&#8211;<\/td>\n<td width=\"244\">Entrada de se\u00f1al de reinicio<\/td>\n<\/tr>\n<tr>\n<td width=\"77\">12<\/td>\n<td width=\"143\">nTRIG<\/td>\n<td width=\"161\">I<\/td>\n<td width=\"131\">&#8211;<\/td>\n<td width=\"244\">Entrada de se\u00f1al de disparo<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Despu\u00e9s de conectarlo con la placa EVK, salen 6 clavijas:<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-8147 \" src=\"https:\/\/www.rtscan.com\/wp-content\/uploads\/2018\/11\/RTSCAN-EVK-Board-1-720x720.jpg\" alt=\"\" width=\"618\" height=\"618\" srcset=\"https:\/\/www.rtscan.com\/wp-content\/uploads\/2018\/11\/RTSCAN-EVK-Board-1-720x720.jpg 720w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2018\/11\/RTSCAN-EVK-Board-1-300x300.jpg 300w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2018\/11\/RTSCAN-EVK-Board-1-100x100.jpg 100w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2018\/11\/RTSCAN-EVK-Board-1-600x600.jpg 600w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2018\/11\/RTSCAN-EVK-Board-1-405x405.jpg 405w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2018\/11\/RTSCAN-EVK-Board-1-150x150.jpg 150w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2018\/11\/RTSCAN-EVK-Board-1-768x768.jpg 768w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2018\/11\/RTSCAN-EVK-Board-1-45x45.jpg 45w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2018\/11\/RTSCAN-EVK-Board-1.jpg 1000w\" sizes=\"(max-width: 618px) 100vw, 618px\" \/><\/p>\n<p> <\/p>\n<p>Conexi\u00f3n PIN:<\/p>\n<table>\n<tbody>\n<tr>\n<td width=\"80\"><strong><b>PIN<\/b><\/strong><\/td>\n<td width=\"140\"><strong><b>Nombre de la se\u00f1al<\/b><\/strong><\/td>\n<td width=\"165\"><strong><b>E\/S<\/b><\/strong><\/td>\n<td width=\"135\"><strong><b>Estado<\/b><\/strong><\/td>\n<td width=\"236\"><strong><b>Funci\u00f3n<\/b><\/strong><\/td>\n<\/tr>\n<tr>\n<td width=\"80\">1<\/td>\n<td width=\"140\">GND<\/td>\n<td width=\"165\">Tierra<\/td>\n<td width=\"135\">&#8211;<\/td>\n<td width=\"236\">Masa de la fuente de alimentaci\u00f3n<\/td>\n<\/tr>\n<tr>\n<td width=\"80\">2<\/td>\n<td width=\"140\">RXD<\/td>\n<td width=\"165\">E\/S<\/td>\n<td width=\"135\">&#8211;<\/td>\n<td width=\"236\">Nivel TTL 232 recepci\u00f3n<\/td>\n<\/tr>\n<tr>\n<td width=\"80\">3<\/td>\n<td width=\"140\">TXD<\/td>\n<td width=\"165\">E\/S<\/td>\n<td width=\"135\">&#8211;<\/td>\n<td width=\"236\">Nivel TTL 232 transmite<\/td>\n<\/tr>\n<tr>\n<td width=\"80\">4<\/td>\n<td width=\"140\">USB_D+<\/td>\n<td width=\"165\">E\/S<\/td>\n<td width=\"135\">&#8211;<\/td>\n<td width=\"236\">Se\u00f1al USB_D+<\/td>\n<\/tr>\n<tr>\n<td width=\"80\">5<\/td>\n<td width=\"140\">USB_D-<\/td>\n<td width=\"165\">E\/S<\/td>\n<td width=\"135\">&#8211;<\/td>\n<td width=\"236\">Se\u00f1al USB_D-<\/td>\n<\/tr>\n<tr>\n<td width=\"80\">6<\/td>\n<td width=\"140\">VBUS<\/td>\n<td width=\"165\">&#8211;<\/td>\n<td width=\"135\">&#8211;<\/td>\n<td width=\"236\">Alimentaci\u00f3n 5V<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Conexi\u00f3n PIN:<\/p>\n<table style=\"width: 100%; table-layout: fixed; word-wrap: break-word;\">\n<tbody>\n<tr>\n<td>Placa RT203\/RT206\/RT207\/RT208\/RT211\/RT214\/ RT830B+EVK 6pins out<\/td>\n<td>Raspberry Pi 3B+<\/td>\n<\/tr>\n<tr>\n<td>Pin6 Vin<\/td>\n<td>5V\uff08Pin2\uff09<\/td>\n<\/tr>\n<tr>\n<td>Pin1 GND<\/td>\n<td>GND\uff08Pin6\uff09<\/td>\n<\/tr>\n<tr>\n<td>Pin2 RX<\/td>\n<td>Tx\uff08Pin8\uff09<\/td>\n<\/tr>\n<tr>\n<td>Pin3 TX<\/td>\n<td>Rx\uff08Pin10\uff09<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h4> <\/h4>\n<p>\u2660 M\u00f3dulos de esc\u00e1ner OEM compatibles con esta soluci\u00f3n:<\/p>\n<table style=\"width: 100%; table-layout: fixed; word-wrap: break-word;\">\n<thead>\n<tr>\n<th><a href=\"https:\/\/www.rtscan.com\/es\/Code-Readers\/oem-lectores-de-codigo-de-barras\/\" target=\"_blank\" rel=\"noopener\">RT203<\/a><\/th>\n<th><a href=\"https:\/\/www.rtscan.com\/es\/Code-Readers\/oem-2d-imager-module-t206\/\" target=\"_blank\" rel=\"noopener\">RT206<\/a><\/th>\n<th><a href=\"https:\/\/www.rtscan.com\/es\/Code-Readers\/oem-2d-lector-codigo-barras-rt207\/\" target=\"_blank\" rel=\"noopener\">RT207<\/a><\/th>\n<th><a href=\"https:\/\/www.rtscan.com\/es\/Code-Readers\/escaner-oem-rt208\/\" target=\"_blank\" rel=\"noopener\">RT208<\/a><\/th>\n<th><a href=\"https:\/\/www.rtscan.com\/es\/lector-codigos\/oem-lectores-codigos-de-barras\/\" target=\"_blank\" rel=\"noopener\">RT212<\/a><\/th>\n<th><a href=\"https:\/\/www.rtscan.com\/es\/Code-Readers\/oem-scanners-barcode-engine\/\" target=\"_blank\" rel=\"noopener\">RT211<\/a><\/th>\n<th><a href=\"https:\/\/www.rtscan.com\/es\/Code-Readers\/oem-lector-de-codigo-qr-rt214\/\" target=\"_blank\" rel=\"noopener\">RT214<\/a><\/th>\n<\/tr>\n<\/thead>\n<\/table>\n<p>\u2217Por favor, haz clic en el n\u00famero de modelo para ver la p\u00e1gina completa de presentaci\u00f3n del producto.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6f991114 elementor-widget elementor-widget-heading\" data-id=\"6f991114\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-heading-title elementor-size-default\">24 de enero de 2022<\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b5e21b4 elementor-widget elementor-widget-heading\" data-id=\"b5e21b4\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"p22\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Soluci\u00f3n 2: Conectar mediante interfaz USB<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-86eac95 elementor-widget elementor-widget-text-editor\" data-id=\"86eac95\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Para Raspberry Pi, si prefieres conectar el m\u00f3dulo esc\u00e1ner de c\u00f3digo de barras OEM a trav\u00e9s de la interfaz USB, tambi\u00e9n est\u00e1 bien, configura el esc\u00e1ner de c\u00f3digo de barras RTscan en modo HID (funciona directamente) o en modo USB CDC\/Virtual Com (sigue <strong>la Parte III\/Comunicaci\u00f3n USB CDC<\/strong>).<\/p>\n<h1><strong><b><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-8149 size-large\" src=\"https:\/\/www.rtscan.com\/wp-content\/uploads\/2018\/11\/barcode-scanners-module-RT214-connect-with-Raspberry-Pi-720x720.jpg\" alt=\"\" width=\"720\" height=\"720\" srcset=\"https:\/\/www.rtscan.com\/wp-content\/uploads\/2018\/11\/barcode-scanners-module-RT214-connect-with-Raspberry-Pi-720x720.jpg 720w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2018\/11\/barcode-scanners-module-RT214-connect-with-Raspberry-Pi-300x300.jpg 300w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2018\/11\/barcode-scanners-module-RT214-connect-with-Raspberry-Pi-100x100.jpg 100w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2018\/11\/barcode-scanners-module-RT214-connect-with-Raspberry-Pi-600x600.jpg 600w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2018\/11\/barcode-scanners-module-RT214-connect-with-Raspberry-Pi-405x405.jpg 405w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2018\/11\/barcode-scanners-module-RT214-connect-with-Raspberry-Pi-150x150.jpg 150w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2018\/11\/barcode-scanners-module-RT214-connect-with-Raspberry-Pi-768x768.jpg 768w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2018\/11\/barcode-scanners-module-RT214-connect-with-Raspberry-Pi-45x45.jpg 45w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2018\/11\/barcode-scanners-module-RT214-connect-with-Raspberry-Pi.jpg 1000w\" sizes=\"(max-width: 720px) 100vw, 720px\" \/><\/b><\/strong><\/h1>\n<h2> <\/h2>\n<p>\u2660 M\u00f3dulos de esc\u00e1ner de c\u00f3digos de barras compatibles con esta soluci\u00f3n:<\/p>\n<p>Todos los esc\u00e1neres de c\u00f3digos de barras que tengan una interfaz USB. Todos los m\u00f3dulos de esc\u00e1ner OEM, todos los tipos de montaje fijo, todos los tipos de mano.   <\/p>\n<p> <\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6d2dff9 elementor-align-center elementor-widget elementor-widget-button\" data-id=\"6d2dff9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-lg\" href=\"https:\/\/www.rtscan.com\/es\/email-infortscan-net\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Solicitar m\u00e1s info-&gt;<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2b756e5 elementor-widget elementor-widget-spacer\" data-id=\"2b756e5\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0c3876a elementor-widget elementor-widget-heading\" data-id=\"0c3876a\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"p3\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-large\">Parte III: Haz que el m\u00f3dulo esc\u00e1ner de c\u00f3digo de barras OEM funcione con el sistema Raspberry Pi\/ C\u00f3digo de ejemplo Python:<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3040164 elementor-widget elementor-widget-text-editor\" data-id=\"3040164\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h1><strong><b><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-4358 aligncenter\" src=\"https:\/\/www.rtscan.com\/wp-content\/uploads\/2018\/11\/Raspberry-Pi-barcode-scanner-RT203.jpg\" alt=\"\" width=\"692\" height=\"493\" srcset=\"https:\/\/www.rtscan.com\/wp-content\/uploads\/2018\/11\/Raspberry-Pi-barcode-scanner-RT203.jpg 692w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2018\/11\/Raspberry-Pi-barcode-scanner-RT203-600x427.jpg 600w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2018\/11\/Raspberry-Pi-barcode-scanner-RT203-200x142.jpg 200w\" sizes=\"(max-width: 692px) 100vw, 692px\" \/><\/b><\/strong><\/h1>\n<p>Hemos desarrollado un c\u00f3digo de muestra en Python para que funcione con nuestros esc\u00e1neres, de modo que puedas copiar nuestros c\u00f3digos fuente y programar tu sistema muy r\u00e1pidamente sin necesidad de escribir todo el c\u00f3digo uno por uno; \u00a1ahorra tiempo y acelera tu trabajo de integraci\u00f3n!<\/p>\n<p><em>En este art\u00edculo, elegimos el RT214 como ejemplo para hacer la programaci\u00f3n. A continuaci\u00f3n mostramos c\u00f3mo funcionan juntos cuando se conectan mediante TTL-232, USB-CDC y USB-HID. <\/em><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-60ddca7 elementor-widget elementor-widget-heading\" data-id=\"60ddca7\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"p31\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">1. Comunicaci\u00f3n TTL-232&amp; C\u00f3digo de ejemplo Python<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-49457cc elementor-widget elementor-widget-text-editor\" data-id=\"49457cc\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h4><span style=\"color: #0000ff;\"><em>Paso 1: Conexi\u00f3n del hardware<\/em><\/span><\/h4>\n<p>Conecta la patilla de alimentaci\u00f3n de 5,0v, y las patillas GND, RXD, TXD mediante el cable Dupont. Consulta la imagen de la<em>\u201cSoluci\u00f3n1: Interfaz Dupont\u201d.<\/em> <\/p>\n<p> <\/p>\n<table>\n<tbody>\n<tr>\n<td width=\"230\">Placa RT214+EVK 6pins out<\/td>\n<td width=\"230\">Raspberry Pi 3B+<\/td>\n<\/tr>\n<tr>\n<td width=\"230\">Pin6 Vin<\/td>\n<td width=\"230\">5V\uff08Pin2\uff09<\/td>\n<\/tr>\n<tr>\n<td width=\"230\">Pin1 GND<\/td>\n<td width=\"230\">GND\uff08Pin6\uff09<\/td>\n<\/tr>\n<tr>\n<td width=\"230\">Pin2 RX<\/td>\n<td width=\"230\">Tx\uff08Pin8\uff09<\/td>\n<\/tr>\n<tr>\n<td width=\"230\">Pin3 TX<\/td>\n<td width=\"230\">Rx\uff08Pin10\uff09<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h4> <\/h4>\n<h4><em><span style=\"color: #0000ff;\">Paso 2: Ajustes del RT214<\/span><\/em><\/h4>\n<p>El esc\u00e1ner RT214 debe estar configurado en modo TTL-232, escanea el siguiente c\u00f3digo de barras:<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-6790 aligncenter\" src=\"https:\/\/www.rtscan.com\/wp-content\/uploads\/2020\/09\/ENTER-setting-code.jpg\" alt=\"\" width=\"442\" height=\"203\" srcset=\"https:\/\/www.rtscan.com\/wp-content\/uploads\/2020\/09\/ENTER-setting-code.jpg 442w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2020\/09\/ENTER-setting-code-200x92.jpg 200w\" sizes=\"(max-width: 442px) 100vw, 442px\" \/> <img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-6804 aligncenter\" src=\"https:\/\/www.rtscan.com\/wp-content\/uploads\/2020\/09\/setting-code2.jpg\" alt=\"\" width=\"406\" height=\"193\" srcset=\"https:\/\/www.rtscan.com\/wp-content\/uploads\/2020\/09\/setting-code2.jpg 406w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2020\/09\/setting-code2-200x95.jpg 200w\" sizes=\"(max-width: 406px) 100vw, 406px\" \/> <img loading=\"lazy\" decoding=\"async\" class=\"wp-image-6806 size-full aligncenter\" src=\"https:\/\/www.rtscan.com\/wp-content\/uploads\/2020\/09\/setting-code-115200-e1600763609882.jpg\" alt=\"\" width=\"397\" height=\"195\" srcset=\"https:\/\/www.rtscan.com\/wp-content\/uploads\/2020\/09\/setting-code-115200-e1600763609882.jpg 397w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2020\/09\/setting-code-115200-e1600763609882-200x98.jpg 200w\" sizes=\"(max-width: 397px) 100vw, 397px\" \/> <img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-6808 aligncenter\" src=\"https:\/\/www.rtscan.com\/wp-content\/uploads\/2020\/09\/setting-code-exit.jpg\" alt=\"\" width=\"424\" height=\"189\" srcset=\"https:\/\/www.rtscan.com\/wp-content\/uploads\/2020\/09\/setting-code-exit.jpg 424w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2020\/09\/setting-code-exit-200x89.jpg 200w\" sizes=\"(max-width: 424px) 100vw, 424px\" \/><\/p>\n<p>Para m\u00e1s c\u00f3digos de ajuste, consulta \u201cRT214_Gu\u00eda_del_usuario\u201d.<\/p>\n<p> <\/p>\n<h4><span style=\"color: #0000ff;\"><em>Paso 3: Configuraci\u00f3n de la Raspberry Pi<\/em><\/span><\/h4>\n<p><em>(Ign\u00f3ralo si ya lo has hecho).<\/em><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-21e0441 elementor-widget elementor-widget-text-editor\" data-id=\"21e0441\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>(1).Activar puerto serie ttyS0<\/strong><\/p>\n<p>Abre el puerto serie\/dev\/ttyS0 <br>A trav\u00e9s de la ventana de comandos, introduce:<br><em><span style=\"color: #0000ff;\">sudo rasp-config<\/span><\/em><\/p>\n<p>Abre la interfaz de configuraci\u00f3n del sistema como se muestra a continuaci\u00f3n, selecciona<strong> Opciones de interfaz<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-6780 aligncenter\" src=\"https:\/\/www.rtscan.com\/wp-content\/uploads\/2020\/09\/1.jpg\" alt=\"\" width=\"682\" height=\"373\" srcset=\"https:\/\/www.rtscan.com\/wp-content\/uploads\/2020\/09\/1.jpg 682w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2020\/09\/1-600x328.jpg 600w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2020\/09\/1-540x295.jpg 540w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2020\/09\/1-200x109.jpg 200w\" sizes=\"(max-width: 682px) 100vw, 682px\" \/><\/p>\n<p>A continuaci\u00f3n, selecciona <strong><b>serie:<\/b><\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-6782 aligncenter\" src=\"https:\/\/www.rtscan.com\/wp-content\/uploads\/2020\/09\/2.jpg\" alt=\"\" width=\"681\" height=\"373\" srcset=\"https:\/\/www.rtscan.com\/wp-content\/uploads\/2020\/09\/2.jpg 681w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2020\/09\/2-600x329.jpg 600w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2020\/09\/2-540x296.jpg 540w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2020\/09\/2-200x110.jpg 200w\" sizes=\"(max-width: 681px) 100vw, 681px\" \/><\/p>\n<p>Selecciona No:<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-6784 aligncenter\" src=\"https:\/\/www.rtscan.com\/wp-content\/uploads\/2020\/09\/3-Raspberry-Pi5500.jpg\" alt=\"\" width=\"693\" height=\"404\" srcset=\"https:\/\/www.rtscan.com\/wp-content\/uploads\/2020\/09\/3-Raspberry-Pi5500.jpg 693w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2020\/09\/3-Raspberry-Pi5500-600x350.jpg 600w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2020\/09\/3-Raspberry-Pi5500-540x315.jpg 540w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2020\/09\/3-Raspberry-Pi5500-200x117.jpg 200w\" sizes=\"(max-width: 693px) 100vw, 693px\" \/><\/p>\n<p>Entonces, s\u00ed:<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-6786 aligncenter\" src=\"https:\/\/www.rtscan.com\/wp-content\/uploads\/2020\/09\/5-Raspberry-Pi5512.jpg\" alt=\"\" width=\"693\" height=\"412\" srcset=\"https:\/\/www.rtscan.com\/wp-content\/uploads\/2020\/09\/5-Raspberry-Pi5512.jpg 693w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2020\/09\/5-Raspberry-Pi5512-600x357.jpg 600w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2020\/09\/5-Raspberry-Pi5512-540x321.jpg 540w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2020\/09\/5-Raspberry-Pi5512-200x119.jpg 200w\" sizes=\"(max-width: 693px) 100vw, 693px\" \/><\/p>\n<p>Finalmente elige guardar y salir.<\/p>\n<p> <\/p>\n<p>En este momento, introduce el siguiente comando para ver el puerto serie ttyS0:<br><em><span style=\"color: #0000ff;\">ls -la \/dev\/<\/span><\/em><br>Pero si sigue sin poder utilizarse, compru\u00e9balo de nuevo y vuelve a configurarlo.<\/p>\n<p> <\/p>\n<p><strong>(2). Cierra la Consola<\/strong><\/p>\n<p>En el terminal, introduce:<\/p>\n<p><span style=\"color: #0000ff;\"><em>sudo systemctl detener serial-getty@ttyS0.service<\/em><\/span><br><span style=\"color: #0000ff;\"><em>sudo systemctl desactivar serial-getty@ttyS0.service<\/em><\/span><\/p>\n<p>Despu\u00e9s, reinicia.<\/p>\n<p>Y luego introduce:<\/p>\n<p><span style=\"color: #0000ff;\"><em>sudo systemctl mask serial-getty@ttyS0.service<\/em><\/span><\/p>\n<p>Entonces, \u00a1funciona!<\/p>\n<p> <\/p>\n<p><strong>(3). Modificar la frecuencia de la CPU de la Raspberry Pi (opcional)<\/strong><\/p>\n<p>Despu\u00e9s de los pasos 1 y 2 anteriores, los ajustes est\u00e1n te\u00f3ricamente completados, pero algunas veces:<\/p>\n<p>(1)Tras enviar una cadena por el puerto serie, en la mayor\u00eda de los casos el receptor muestra datos confusos.<\/p>\n<p>(2)Cuando el puerto serie recibe datos, aparecen datos como **\\xe8 \\xe9**.<\/p>\n<p>Esto estar\u00eda causado por una frecuencia de trabajo incorrecta de la Raspberry Pi, enlace de informaci\u00f3n:<br>Raspberry Pi 3 login via UART on GPIO Baud Rates broken<\/p>\n<p>El m\u00e9todo de modificaci\u00f3n se describe a continuaci\u00f3n:<\/p>\n<p><em><span style=\"color: #0000ff;\">sudo vim \/boot\/config.txt<\/span><\/em><\/p>\n<p>Averigua si la sentencia core_freq=250 est\u00e1 activada. Si no es as\u00ed, elimina el n\u00famero # delante de esta sentencia, o a\u00f1ade core_freq=250 en el boot\/config.txt, hecho. <\/p>\n<p> <\/p>\n<h4><span style=\"color: #0000ff;\"><em>Paso 4: Ejecuta el c\u00f3digo de ejemplo de Python<\/em><\/span><\/h4>\n<p>Ejecutar: <span style=\"color: #0000ff;\"><strong>RT214_TTL_RS232.py<\/strong><\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c869f4b elementor-widget elementor-widget-text-editor\" data-id=\"c869f4b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>[python]<br>#!\/usr\/bin\/python<br># -*- codificaci\u00f3n: utf-8 -*-<\/p><p># RT214 scaner python test demo<br>#<br># by RTSCAN 20200901<\/p><p>import sys<br>import serie<br>import tiempo<\/p><p>tel<br>web<br># raspberry pi usb cdc<br># dispositivo usb por defecto \/dev\/ttyACM0 115200 8n1<br># ser = serial.Serial(\u201c\/dev\/ttyACM0\u201d, 115200, timeout=0.5)<\/p><p># raspberry pi ttl<br>ser = serial.Serial(\u201c\/dev\/ttyS0\u201d, 115200, timeout=0.5)<\/p><p>#windows<br># ser = serial.Serial(\u201cCOM45\u201d, 115200, timeout=0.5)<\/p><p>print(\u201cprueba de serie iniciada&#8230;\u201d)<br>if ser != None:<br>print(\u201cserie preparada&#8230;\u201d)<br>else:<br>print(\u201cserie no preparada\u201d)<br>sys.exit()<\/p><p>ser.timerout = 1 # tiempo de espera de lectura<br>ser.writeTimeout = 0.5 # tiempo de espera de escritura.<\/p><p>def printHex(_str):<br>for i in _str:<br>print(\u201c%02x\u201d % i, end=\u201c\u201d)<br>print(\u201c\u201d)<\/p><p># Sintaxis del comando<br>#<br># Prefijo Almacenamiento Etiqueta SubEtiqueta  {Data}  [, Subetiqueta  {Data}] [; Etiqueta SubEtiqueta  {Data}] [&#8230;] ;<br># Sufijo Entre los cuales,  {data}  significa integrante, mientras que [datos] significa datos opcionales.<br>#<br># Prefijo: \u201c~0000\u201d (HEX: 7E 01 30 30 30), 6 caracteres.<br># StorageType:<br># \u201c@\u201d o \u201c#\u201d,1 car\u00e1cter.<br># \u201c@\u201d significa ajuste permanente que no se perder\u00e1 al quitar la alimentaci\u00f3n del esc\u00e1ner o reiniciarlo;<br># \u201c#\u201d significa ajuste temporal que se perder\u00e1 al quitar la alimentaci\u00f3n del esc\u00e1ner o reiniciarlo.<br># Etiqueta:<br># Campo de 3 caracteres que identifica el grupo de comandos deseado.<br># Por ejemplo, la Etiqueta para el C\u00f3digo de Activaci\u00f3n 11 es C11 (ver Ejemplo 1 del Cap\u00edtulo 1).<br># SubEtiqueta:<br># Campo de 3 caracteres que identifica el par\u00e1metro deseado dentro del grupo de etiquetas.<br># Por ejemplo, la Subetiqueta del C\u00f3digo de Activaci\u00f3n 11 es ENA (ver Ejemplo 1 del Cap\u00edtulo 1).<br># Datos:<br># El valor de una caracter\u00edstica o ajuste de par\u00e1metro, identificado por la Etiqueta y la SubEtiqueta.<br># Por ejemplo, los Datos del C\u00f3digo de Activaci\u00f3n 11 son 1 (ver Ejemplo 1 del Cap\u00edtulo 1).<br># Sufijo:<br># \u201c;\u201d (HEX: 3B 03), 2 caracteres.<\/p><p>def send_cmd(StorageType_Tag):<br>Prefijo = bytes(\u201c\\x7E\\x01\\x30\\x30\\x30\\x30\u201d, encoding=\u201cutf-8\u201d)<br>Sufijo = bytes(\u201c\\x3B\\x03\u201d, encoding=\u201cutf-8\u201d)<\/p><p>cmd = Prefijo + bytes(StorageType_Tag, encoding=\u201cutf-8\u201d) + Sufijo<\/p><p>print(\u201cEnviando:\u201d)<br>printHex(cmd)<\/p><p>ser.write(cmd)<\/p><p>time.sleep(0.1)<br>recv = ser.read(ser.en_espera)<br>print(\u201cRespuesta:\u201d)<br>printHex(recv)<\/p><p>def iniciar_escaneo():<br>print(\u201ciniciar escaneo\u201d)<br>send_cmd(\u201c#SCNTRG1\u201d)<br>return<\/p><p>def parar_escaneo():<br>print(\u201cparar escaneo\u201d)<br>send_cmd(\u201c#SCNTRG0\u201d)<br>return<\/p><p>&#8230;<\/p><p>Ponte en contacto con nosotros para obtener los c\u00f3digos de muestra completos<br>[\/python]<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0e55dd0 elementor-align-center elementor-widget elementor-widget-button\" data-id=\"0e55dd0\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-lg\" href=\"https:\/\/www.rtscan.com\/es\/email-infortscan-net\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Solicitar m\u00e1s info-&gt;<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9565ec5 elementor-widget elementor-widget-text-editor\" data-id=\"9565ec5\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Salida:El RT214 detecta y lee autom\u00e1ticamente el c\u00f3digo de barras.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-6802 aligncenter\" src=\"https:\/\/www.rtscan.com\/wp-content\/uploads\/2020\/09\/sample-code-OEM-barcode-scanners-modules-work-with-Raspberry-Pi8656.jpg\" alt=\"\" width=\"692\" height=\"448\" srcset=\"https:\/\/www.rtscan.com\/wp-content\/uploads\/2020\/09\/sample-code-OEM-barcode-scanners-modules-work-with-Raspberry-Pi8656.jpg 692w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2020\/09\/sample-code-OEM-barcode-scanners-modules-work-with-Raspberry-Pi8656-600x388.jpg 600w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2020\/09\/sample-code-OEM-barcode-scanners-modules-work-with-Raspberry-Pi8656-540x350.jpg 540w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2020\/09\/sample-code-OEM-barcode-scanners-modules-work-with-Raspberry-Pi8656-200x129.jpg 200w\" sizes=\"(max-width: 692px) 100vw, 692px\" \/><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1770bcf elementor-widget elementor-widget-heading\" data-id=\"1770bcf\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"p32\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">2. Comunicaci\u00f3n USB CDC<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-aacfa6c elementor-widget elementor-widget-text-editor\" data-id=\"aacfa6c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Si queremos utilizar el puerto USB y hacerlo funcionar como un puerto serie virtual, configura el RT214 en <strong><b>modo de emulaci\u00f3n de puerto USB Com<\/b><\/strong>. Y el esc\u00e1ner RT214 ser\u00e1 detectado como un dispositivo COM en Raspberry Pi. <\/p>\n<p> <\/p>\n<h4><em><span style=\"color: #0000ff;\">Paso 1: Conexi\u00f3n del hardware<\/span><\/em><\/h4>\n<p>Conecta la placa RT214 + Kit USB al puerto USB de la Raspberry Pi:<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-8149 size-large\" src=\"https:\/\/www.rtscan.com\/wp-content\/uploads\/2018\/11\/barcode-scanners-module-RT214-connect-with-Raspberry-Pi-720x720.jpg\" alt=\"\" width=\"720\" height=\"720\" srcset=\"https:\/\/www.rtscan.com\/wp-content\/uploads\/2018\/11\/barcode-scanners-module-RT214-connect-with-Raspberry-Pi-720x720.jpg 720w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2018\/11\/barcode-scanners-module-RT214-connect-with-Raspberry-Pi-300x300.jpg 300w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2018\/11\/barcode-scanners-module-RT214-connect-with-Raspberry-Pi-100x100.jpg 100w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2018\/11\/barcode-scanners-module-RT214-connect-with-Raspberry-Pi-600x600.jpg 600w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2018\/11\/barcode-scanners-module-RT214-connect-with-Raspberry-Pi-405x405.jpg 405w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2018\/11\/barcode-scanners-module-RT214-connect-with-Raspberry-Pi-150x150.jpg 150w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2018\/11\/barcode-scanners-module-RT214-connect-with-Raspberry-Pi-768x768.jpg 768w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2018\/11\/barcode-scanners-module-RT214-connect-with-Raspberry-Pi-45x45.jpg 45w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2018\/11\/barcode-scanners-module-RT214-connect-with-Raspberry-Pi.jpg 1000w\" sizes=\"(max-width: 720px) 100vw, 720px\" \/><\/p>\n<h4> <\/h4>\n<h4><em><span style=\"color: #0000ff;\">Paso 2: Ajustes del RT214<\/span><\/em><\/h4>\n<p>RT214 en modo USB CDC, escanea el siguiente c\u00f3digo de barras de configuraci\u00f3n<\/p>\n<p><strong><b>Introducir configuraci\u00f3n<\/b><\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-6790 aligncenter\" src=\"https:\/\/www.rtscan.com\/wp-content\/uploads\/2020\/09\/ENTER-setting-code.jpg\" alt=\"\" width=\"442\" height=\"203\" srcset=\"https:\/\/www.rtscan.com\/wp-content\/uploads\/2020\/09\/ENTER-setting-code.jpg 442w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2020\/09\/ENTER-setting-code-200x92.jpg 200w\" sizes=\"(max-width: 442px) 100vw, 442px\" \/><\/p>\n<p>Ajustar a <strong><b>USB-CDC<\/b><\/strong> modo<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-6810 aligncenter\" src=\"https:\/\/www.rtscan.com\/wp-content\/uploads\/2020\/09\/USB-CDC.jpg\" alt=\"\" width=\"430\" height=\"200\" srcset=\"https:\/\/www.rtscan.com\/wp-content\/uploads\/2020\/09\/USB-CDC.jpg 430w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2020\/09\/USB-CDC-200x93.jpg 200w\" sizes=\"(max-width: 430px) 100vw, 430px\" \/><\/p>\n<p><strong><b> <\/b><\/strong><strong><b>Salir de la configuraci\u00f3n<\/b><\/strong><\/p>\n<p><strong><b> <img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-6808 aligncenter\" src=\"https:\/\/www.rtscan.com\/wp-content\/uploads\/2020\/09\/setting-code-exit.jpg\" alt=\"\" width=\"424\" height=\"189\" srcset=\"https:\/\/www.rtscan.com\/wp-content\/uploads\/2020\/09\/setting-code-exit.jpg 424w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2020\/09\/setting-code-exit-200x89.jpg 200w\" sizes=\"(max-width: 424px) 100vw, 424px\" \/><\/b><\/strong><\/p>\n<h4> <\/h4>\n<h4><span style=\"color: #0000ff;\"><em>Paso 3: Configuraci\u00f3n de la Raspberry Pi<\/em><\/span><\/h4>\n<p>El modo USB CDC del RT214 es el modo de emulaci\u00f3n del puerto USB Com, el nombre del dispositivo suele ser:<\/p>\n<p><em><span style=\"color: #0000ff;\">\/dev\/ttyACM*<\/span><\/em><\/p>\n<h4> <\/h4>\n<h4><span style=\"color: #0000ff;\"><em>Paso 4: Ejecuta el c\u00f3digo de ejemplo de Python<\/em><\/span><\/h4>\n<p>Ejecuta: <strong> python RT214_USB_CDC.py<\/strong><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b744baf elementor-widget elementor-widget-text-editor\" data-id=\"b744baf\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>[python]<br>import sys<br>import serie<br>import tiempo<\/p><p># raspberry pi usb cdc<br># dispositivo usb por defecto \/dev\/ttyACM0 115200 8n1<br>ser = serial.Serial(\u201c\/dev\/ttyACM0\u201d, 115200, timeout=0.5)<\/p><p># raspberry pi ttl<br># ser = serial.Serial(\u201c\/dev\/ttyS0\u201d, 115200, timeout=0.5)<\/p><p>#windows<br># ser = serial.Serial(\u201cCOM45\u201d, 115200, timeout=0.5)<\/p><p>print(\u201cprueba de serie iniciada&#8230;\u201d)<br>if ser != None:<br>print(\u201cserie preparada&#8230;\u201d)<br>else:<br>print(\u201cserie no preparada\u201d)<br>sys.exit()<\/p><p>ser.timerout = 1 # tiempo de espera de lectura<br>ser.writeTimeout = 0.5 # tiempo de espera de escritura.<\/p><p>def printHex(_str):<br>for i in _str:<br>print(\u201c%02x\u201d % i, end=\u201c\u201d)<br>print(\u201c\u201d)<\/p><p># Sintaxis del comando<br>#<br># Prefijo Almacenamiento Etiqueta SubEtiqueta  {Data}  [, Subetiqueta  {Data}] [; Etiqueta SubEtiqueta  {Data}] [&#8230;] ;<br># Sufijo Entre los cuales,  {data}  significa integrante, mientras que [datos] significa datos opcionales.<br>#<br># Prefijo: \u201c~0000\u201d (HEX: 7E 01 30 30 30), 6 caracteres.<br># StorageType:<br># \u201c@\u201d o \u201c#\u201d,1 car\u00e1cter.<br># \u201c@\u201d significa ajuste permanente que no se perder\u00e1 al quitar la alimentaci\u00f3n del esc\u00e1ner o reiniciarlo;<br># \u201c#\u201d significa ajuste temporal que se perder\u00e1 al quitar la alimentaci\u00f3n del esc\u00e1ner o reiniciarlo.<br># Etiqueta:<br># Campo de 3 caracteres que identifica el grupo de comandos deseado.<br># Por ejemplo, la Etiqueta para el C\u00f3digo de Activaci\u00f3n 11 es C11 (ver Ejemplo 1 del Cap\u00edtulo 1).<br># SubEtiqueta:<br># Campo de 3 caracteres que identifica el par\u00e1metro deseado dentro del grupo de etiquetas.<br># Por ejemplo, la Subetiqueta del C\u00f3digo de Activaci\u00f3n 11 es ENA (ver Ejemplo 1 del Cap\u00edtulo 1).<br># Datos:<br># El valor de una caracter\u00edstica o ajuste de par\u00e1metro, identificado por la Etiqueta y la SubEtiqueta.<br># Por ejemplo, los Datos del C\u00f3digo de Activaci\u00f3n 11 son 1 (ver Ejemplo 1 del Cap\u00edtulo 1).<br># Sufijo:<br># \u201c;\u201d (HEX: 3B 03), 2 caracteres.<\/p><p>def send_cmd(StorageType_Tag):<br>Prefijo = bytes(\u201c\\x7E\\x01\\x30\\x30\\x30\\x30\u201d, encoding=\u201cutf-8\u201d)<br>Sufijo = bytes(\u201c\\x3B\\x03\u201d, encoding=\u201cutf-8\u201d)<\/p><p>cmd = Prefijo + bytes(StorageType_Tag, encoding=\u201cutf-8\u201d) + Sufijo<\/p><p>print(\u201cEnviando:\u201d)<br>printHex(cmd)<\/p><p>ser.write(cmd)<\/p><p>time.sleep(0.1)<br>recv = ser.read(ser.en_espera)<br>print(\u201cRespuesta:\u201d)<br>printHex(recv)<\/p><p>def iniciar_escaneo():<br>print(\u201ciniciar escaneo\u201d)<br>send_cmd(\u201c#SCNTRG1\u201d)<br>return<\/p><p>def parar_escaneo():<br>print(\u201cparar escaneo\u201d)<br>send_cmd(\u201c#SCNTRG0\u201d)<br>return<br>&#8230;<br>Ponte en contacto con nosotros para obtener c\u00f3digos de ejemplo completos: sales@rtscan.net<br>[\/python]<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-de09c8e elementor-widget elementor-widget-text-editor\" data-id=\"de09c8e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Salida:<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-6796 aligncenter\" src=\"https:\/\/www.rtscan.com\/wp-content\/uploads\/2020\/09\/output-OEM-barcode-scanners-modules-work-with-Raspberry-Pi.jpg\" alt=\"\" width=\"693\" height=\"393\" srcset=\"https:\/\/www.rtscan.com\/wp-content\/uploads\/2020\/09\/output-OEM-barcode-scanners-modules-work-with-Raspberry-Pi.jpg 693w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2020\/09\/output-OEM-barcode-scanners-modules-work-with-Raspberry-Pi-600x340.jpg 600w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2020\/09\/output-OEM-barcode-scanners-modules-work-with-Raspberry-Pi-540x306.jpg 540w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2020\/09\/output-OEM-barcode-scanners-modules-work-with-Raspberry-Pi-200x113.jpg 200w\" sizes=\"(max-width: 693px) 100vw, 693px\" \/><\/p>\n<p> <\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ef81996 elementor-widget elementor-widget-heading\" data-id=\"ef81996\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"p33\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">3. USB-HID<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d7eba4d elementor-widget elementor-widget-text-editor\" data-id=\"d7eba4d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Si prefieres conectar el m\u00f3dulo lector de c\u00f3digo de barras OEM mediante <strong><b>simulaci\u00f3n de teclado USB<\/b><\/strong>tambi\u00e9n est\u00e1 bien, configura el esc\u00e1ner de c\u00f3digo de barras de RTscan en modo HID,<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-6790 aligncenter\" src=\"https:\/\/www.rtscan.com\/wp-content\/uploads\/2020\/09\/ENTER-setting-code.jpg\" alt=\"\" width=\"442\" height=\"203\" srcset=\"https:\/\/www.rtscan.com\/wp-content\/uploads\/2020\/09\/ENTER-setting-code.jpg 442w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2020\/09\/ENTER-setting-code-200x92.jpg 200w\" sizes=\"(max-width: 442px) 100vw, 442px\" \/><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-6812 aligncenter\" src=\"https:\/\/www.rtscan.com\/wp-content\/uploads\/2020\/09\/USB-HID-KBW.jpg\" alt=\"\" width=\"364\" height=\"253\"><\/p>\n<p>A continuaci\u00f3n, abre el \u201cEditor de texto\u201d del software Raspberry Pi, ejecuta el escaneado del c\u00f3digo de barras, los datos descodificados aparecer\u00e1n directamente.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-6798 aligncenter\" src=\"https:\/\/www.rtscan.com\/wp-content\/uploads\/2020\/09\/Python.jpg\" alt=\"\" width=\"771\" height=\"485\" srcset=\"https:\/\/www.rtscan.com\/wp-content\/uploads\/2020\/09\/Python.jpg 771w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2020\/09\/Python-600x377.jpg 600w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2020\/09\/Python-540x340.jpg 540w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2020\/09\/Python-200x126.jpg 200w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2020\/09\/Python-768x483.jpg 768w\" sizes=\"(max-width: 771px) 100vw, 771px\" \/><\/p>\n<p> <\/p>\n<p>El c\u00f3digo python de ejemplo anterior puede utilizarse para la mayor\u00eda de nuestros esc\u00e1neres de c\u00f3digos de barras OEM, incluido el RT206 RT207 RT208 RT209 RT214, si quieres saber m\u00e1s sobre ellos, consulta el siguiente enlace:  <\/p>\n<p> <\/p>\n<p><\/p>\n<figure class=\"wp-block-embed-wordpress wp-block-embed is-type-wp-embed is-provider-rtscan\">\n<div class=\"wp-block-embed__wrapper\">https:\/\/www.rtscan.com\/barcode-readers\/oem-barcode-scanners\/<\/div>\n<\/figure>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9d0d092 elementor-widget elementor-widget-heading\" data-id=\"9d0d092\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"p4\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-large\">Parte VI: Demostraci\u00f3n en v\u00eddeo<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-226211e elementor-widget elementor-widget-text-editor\" data-id=\"226211e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Tambi\u00e9n puedes consultar el siguiente v\u00eddeo de demostraci\u00f3n para ver c\u00f3mo funciona el esc\u00e1ner de c\u00f3digo de barras OEM con Raspberry Pi:<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f552f46 elementor-widget elementor-widget-video\" data-id=\"f552f46\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;youtube_url&quot;:&quot;https:\\\/\\\/www.youtube.com\\\/watch?v=M9ATa9BmlrU&quot;,&quot;video_type&quot;:&quot;youtube&quot;,&quot;controls&quot;:&quot;yes&quot;}\" data-widget_type=\"video.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-wrapper elementor-open-inline\">\n\t\t\t<div class=\"elementor-video\"><\/div>\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b3c216d elementor-widget elementor-widget-text-editor\" data-id=\"b3c216d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<figure class=\"wp-block-embed-wordpress wp-block-embed is-type-wp-embed is-provider-rtscan\"><p>Si necesitas un m\u00f3dulo lector de c\u00f3digos de barras para el microcontrolador Arduino, lee:<\/p><\/figure><p><strong><em><span class=\"has-inline-color has-vivid-cyan-blue-color\"> <a href=\"https:\/\/www.rtscan.com\/es\/arduino-barcode-scanner\/\">Esc\u00e1ner de c\u00f3digo de barras Arduino<\/a><\/span><\/em><\/strong><\/p><p>Si necesitas un lector de c\u00f3digos de barras tipo 2d y QR embebido para Arduino, lee:<\/p><p><a href=\"https:\/\/www.rtscan.com\/es\/arduino-qr-code-scanner\/\"><strong><em>Esc\u00e1ner de c\u00f3digo QR integrado para Arduino<\/em><\/strong><\/a><\/p><p>Si necesitas un esc\u00e1ner de c\u00f3digo de barras embebido para Raspberry Pi, lee:<\/p><p><a href=\"https:\/\/www.rtscan.com\/es\/embedded-barcode-scanner-for-raspberry-pi-use-embedded-barcode-scanners-with-raspberry-pi\/\"><strong><em>Esc\u00e1ner de c\u00f3digo de barras integrado para Raspberry Pi<\/em><\/strong><\/a><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-54762ed elementor-align-center elementor-widget elementor-widget-button\" data-id=\"54762ed\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-lg\" href=\"https:\/\/www.rtscan.com\/es\/email-infortscan-net\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Solicitar m\u00e1s info-&gt;<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-6af473c2\" data-id=\"6af473c2\" data-element_type=\"column\" data-e-type=\"column\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-426bb89a elementor-widget elementor-widget-heading\" data-id=\"426bb89a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Productos relacionados<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1a08dbc elementor-position-top elementor-widget elementor-widget-image-box\" data-id=\"1a08dbc\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image-box.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-image-box-wrapper\"><figure class=\"elementor-image-box-img\"><a href=\"https:\/\/www.rtscan.com\/es\/Code-Readers\/escaner-de-codigo-de-barras-2d-de-montaje-fijo-rt240\/\" tabindex=\"-1\"><img loading=\"lazy\" decoding=\"async\" width=\"480\" height=\"480\" src=\"https:\/\/www.rtscan.com\/wp-content\/uploads\/2022\/01\/Fixed-mount-2d-Barcode-Scanner-RT240-2.jpg\" class=\"attachment-full size-full wp-image-10969\" alt=\"\" srcset=\"https:\/\/www.rtscan.com\/wp-content\/uploads\/2022\/01\/Fixed-mount-2d-Barcode-Scanner-RT240-2.jpg 480w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2022\/01\/Fixed-mount-2d-Barcode-Scanner-RT240-2-405x405.jpg 405w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2022\/01\/Fixed-mount-2d-Barcode-Scanner-RT240-2-150x150.jpg 150w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2022\/01\/Fixed-mount-2d-Barcode-Scanner-RT240-2-45x45.jpg 45w\" sizes=\"(max-width: 480px) 100vw, 480px\" \/><\/a><\/figure><div class=\"elementor-image-box-content\"><h3 class=\"elementor-image-box-title\"><a href=\"https:\/\/www.rtscan.com\/es\/Code-Readers\/escaner-de-codigo-de-barras-2d-de-montaje-fijo-rt240\/\">Esc\u00e1ner de c\u00f3digo de barras 2d de montaje fijo: RT240<\/a><\/h3><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-30e71c79 elementor-position-top elementor-widget elementor-widget-image-box\" data-id=\"30e71c79\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image-box.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-image-box-wrapper\"><figure class=\"elementor-image-box-img\"><a href=\"https:\/\/www.rtscan.com\/es\/Code-Readers\/escaner-de-codigo-montaje-fijo-rt830c\/\" tabindex=\"-1\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"600\" src=\"https:\/\/www.rtscan.com\/wp-content\/uploads\/2021\/06\/rt830c-Kiosk-Barcode-Scanner.jpg\" class=\"attachment-full size-full wp-image-9075\" alt=\"\" srcset=\"https:\/\/www.rtscan.com\/wp-content\/uploads\/2021\/06\/rt830c-Kiosk-Barcode-Scanner.jpg 600w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2021\/06\/rt830c-Kiosk-Barcode-Scanner-300x300.jpg 300w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2021\/06\/rt830c-Kiosk-Barcode-Scanner-100x100.jpg 100w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2021\/06\/rt830c-Kiosk-Barcode-Scanner-405x405.jpg 405w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2021\/06\/rt830c-Kiosk-Barcode-Scanner-150x150.jpg 150w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2021\/06\/rt830c-Kiosk-Barcode-Scanner-45x45.jpg 45w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/a><\/figure><div class=\"elementor-image-box-content\"><h3 class=\"elementor-image-box-title\"><a href=\"https:\/\/www.rtscan.com\/es\/Code-Readers\/escaner-de-codigo-montaje-fijo-rt830c\/\">Esc\u00e1ner de c\u00f3digo de barras integrado y de quiosco de montaje fijo: RT830C<\/a><\/h3><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-700a34b4 elementor-position-top elementor-widget elementor-widget-image-box\" data-id=\"700a34b4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image-box.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-image-box-wrapper\"><figure class=\"elementor-image-box-img\"><a href=\"https:\/\/www.rtscan.com\/es\/Code-Readers\/embedded-2d-code-reader-rt870\/\" tabindex=\"-1\"><img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"902\" src=\"https:\/\/www.rtscan.com\/wp-content\/uploads\/2021\/04\/RT870-3.jpg\" class=\"attachment-full size-full wp-image-8353\" alt=\"\" srcset=\"https:\/\/www.rtscan.com\/wp-content\/uploads\/2021\/04\/RT870-3.jpg 1000w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2021\/04\/RT870-3-600x541.jpg 600w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2021\/04\/RT870-3-449x405.jpg 449w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2021\/04\/RT870-3-798x720.jpg 798w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2021\/04\/RT870-3-166x150.jpg 166w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2021\/04\/RT870-3-768x693.jpg 768w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><\/a><\/figure><div class=\"elementor-image-box-content\"><h3 class=\"elementor-image-box-title\"><a href=\"https:\/\/www.rtscan.com\/es\/Code-Readers\/embedded-2d-code-reader-rt870\/\">Lector integrado de c\u00f3digos de barras 2D y c\u00f3digos QR: RT870<\/a><\/h3><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1630eaaf elementor-position-top elementor-widget elementor-widget-image-box\" data-id=\"1630eaaf\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image-box.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-image-box-wrapper\"><figure class=\"elementor-image-box-img\"><a href=\"https:\/\/www.rtscan.com\/es\/Code-Readers\/oem-lector-de-codigo-qr-rt214\/\" tabindex=\"-1\"><img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"786\" src=\"https:\/\/www.rtscan.com\/wp-content\/uploads\/2021\/04\/rt214-usb-evb.jpg\" class=\"attachment-full size-full wp-image-8279\" alt=\"\" srcset=\"https:\/\/www.rtscan.com\/wp-content\/uploads\/2021\/04\/rt214-usb-evb.jpg 1000w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2021\/04\/rt214-usb-evb-600x472.jpg 600w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2021\/04\/rt214-usb-evb-515x405.jpg 515w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2021\/04\/rt214-usb-evb-916x720.jpg 916w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2021\/04\/rt214-usb-evb-191x150.jpg 191w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2021\/04\/rt214-usb-evb-768x604.jpg 768w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><\/a><\/figure><div class=\"elementor-image-box-content\"><h3 class=\"elementor-image-box-title\"><a href=\"https:\/\/www.rtscan.com\/es\/Code-Readers\/oem-lector-de-codigo-qr-rt214\/\">Lector de c\u00f3digos de barras 2D OEM: RT214<\/a><\/h3><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-262ab6d6 elementor-section-stretched elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"262ab6d6\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;stretch_section&quot;:&quot;section-stretched&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-656f3248\" data-id=\"656f3248\" data-element_type=\"column\" data-e-type=\"column\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-655143f4 elementor-widget elementor-widget-image\" data-id=\"655143f4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/www.rtscan.com\/es\/soluciones\/\">\n\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"631\" height=\"259\" src=\"https:\/\/www.rtscan.com\/wp-content\/uploads\/2020\/12\/access-control-rtscan-e1607999959708.jpg\" class=\"attachment-full size-full wp-image-7674\" alt=\"\" srcset=\"https:\/\/www.rtscan.com\/wp-content\/uploads\/2020\/12\/access-control-rtscan-e1607999959708.jpg 631w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2020\/12\/access-control-rtscan-e1607999959708-600x246.jpg 600w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2020\/12\/access-control-rtscan-e1607999959708-540x222.jpg 540w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2020\/12\/access-control-rtscan-e1607999959708-200x82.jpg 200w\" sizes=\"(max-width: 631px) 100vw, 631px\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-29f33248 elementor-widget elementor-widget-heading\" data-id=\"29f33248\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-heading-title elementor-size-default\">Todas las soluciones<\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-fdf2f65 elementor-widget elementor-widget-heading\" data-id=\"fdf2f65\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\"><a href=\"https:\/\/www.rtscan.com\/es\/soluciones\/\">Lectores de c\u00f3digos de barras y soluciones Arduino\/ Raspberry Pi y soluciones de control de acceso<\/a><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-21145ec4 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"21145ec4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-md\" href=\"https:\/\/www.rtscan.com\/es\/casos-de-aplicaciones-y-proyectos\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">M\u00e1s informaci\u00f3n<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-7ef6ea57\" data-id=\"7ef6ea57\" data-element_type=\"column\" data-e-type=\"column\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-94440f6 elementor-widget elementor-widget-image\" data-id=\"94440f6\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/www.rtscan.com\/es\/arduino-barcode-scanner\/\">\n\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"720\" height=\"720\" src=\"https:\/\/www.rtscan.com\/wp-content\/uploads\/2018\/11\/OEM-barcode-scanners-modules-work-with-Arduino2878-720x720.jpg\" class=\"attachment-large size-large wp-image-8112\" alt=\"\" srcset=\"https:\/\/www.rtscan.com\/wp-content\/uploads\/2018\/11\/OEM-barcode-scanners-modules-work-with-Arduino2878-720x720.jpg 720w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2018\/11\/OEM-barcode-scanners-modules-work-with-Arduino2878-300x300.jpg 300w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2018\/11\/OEM-barcode-scanners-modules-work-with-Arduino2878-100x100.jpg 100w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2018\/11\/OEM-barcode-scanners-modules-work-with-Arduino2878-600x600.jpg 600w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2018\/11\/OEM-barcode-scanners-modules-work-with-Arduino2878-405x405.jpg 405w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2018\/11\/OEM-barcode-scanners-modules-work-with-Arduino2878-150x150.jpg 150w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2018\/11\/OEM-barcode-scanners-modules-work-with-Arduino2878-768x768.jpg 768w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2018\/11\/OEM-barcode-scanners-modules-work-with-Arduino2878-45x45.jpg 45w, https:\/\/www.rtscan.com\/wp-content\/uploads\/2018\/11\/OEM-barcode-scanners-modules-work-with-Arduino2878.jpg 1000w\" sizes=\"(max-width: 720px) 100vw, 720px\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-52b37968 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"52b37968\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-483fe130\" data-id=\"483fe130\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-5c549914 elementor-widget elementor-widget-heading\" data-id=\"5c549914\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-heading-title elementor-size-default\">Arduino<\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-201f9d4b\" data-id=\"201f9d4b\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-521d3a6d elementor-widget elementor-widget-heading\" data-id=\"521d3a6d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-heading-title elementor-size-default\">24 de enero de 2022<\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<div class=\"elementor-element elementor-element-4b93b406 elementor-widget elementor-widget-heading\" data-id=\"4b93b406\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\"><a href=\"https:\/\/www.rtscan.com\/es\/arduino-barcode-scanner\/\">Esc\u00e1ner de c\u00f3digo de barras Arduino: conecta m\u00f3dulos de esc\u00e1neres de c\u00f3digo de barras OEM con Arduino<\/a><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7db67228 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"7db67228\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-md\" href=\"https:\/\/www.rtscan.com\/es\/arduino-barcode-scanner\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">M\u00e1s informaci\u00f3n<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-6445c4ef elementor-section-stretched elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"6445c4ef\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;stretch_section&quot;:&quot;section-stretched&quot;,&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-795da64a\" data-id=\"795da64a\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-2da487d8 elementor-widget elementor-widget-heading\" data-id=\"2da487d8\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">\u00a1Pida una muestra para probar ahora!\n<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-20ddaa85 elementor-widget elementor-widget-spacer\" data-id=\"20ddaa85\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-336f2510 elementor-widget elementor-widget-shortcode\" data-id=\"336f2510\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"shortcode.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-shortcode\">\n<div class=\"wpcf7 no-js\" id=\"wpcf7-f10769-o1\" lang=\"en-US\" dir=\"ltr\" data-wpcf7-id=\"10769\">\n<div class=\"screen-reader-response\"><p role=\"status\" aria-live=\"polite\" aria-atomic=\"true\"><\/p> <ul><\/ul><\/div>\n<form action=\"\/es\/wp-json\/wp\/v2\/posts\/7320#wpcf7-f10769-o1\" method=\"post\" class=\"wpcf7-form init\" aria-label=\"Contact form\" novalidate=\"novalidate\" data-status=\"init\">\n<fieldset class=\"hidden-fields-container\"><input type=\"hidden\" name=\"_wpcf7\" value=\"10769\" \/><input type=\"hidden\" name=\"_wpcf7_version\" value=\"6.1.6\" \/><input type=\"hidden\" name=\"_wpcf7_locale\" value=\"en_US\" \/><input type=\"hidden\" name=\"_wpcf7_unit_tag\" value=\"wpcf7-f10769-o1\" \/><input type=\"hidden\" name=\"_wpcf7_container_post\" value=\"0\" \/><input type=\"hidden\" name=\"_wpcf7_posted_data_hash\" value=\"\" \/>\n<\/fieldset>\n<div class=\"row\">\n\t<div class=\"large-4 columns \">\n\t\t<p><span class=\"wpcf7-form-control-wrap\" data-name=\"your-name\"><input size=\"40\" maxlength=\"400\" class=\"wpcf7-form-control wpcf7-text\" aria-invalid=\"false\" placeholder=\"Your name...\" value=\"\" type=\"text\" name=\"your-name\" \/><\/span>\n\t\t<\/p>\n\t<\/div>\n\t<div class=\"large-4 columns \">\n\t\t<p><span class=\"wpcf7-form-control-wrap\" data-name=\"your-email\"><input size=\"40\" maxlength=\"400\" class=\"wpcf7-form-control wpcf7-email wpcf7-validates-as-required wpcf7-text wpcf7-validates-as-email\" aria-required=\"true\" aria-invalid=\"false\" placeholder=\"* Your E-mail...\" value=\"\" type=\"email\" name=\"your-email\" \/><\/span>\n\t\t<\/p>\n\t<\/div>\n\t<div class=\"large-4 columns \">\n\t\t<p><span class=\"wpcf7-form-control-wrap\" data-name=\"phone-number\"><input size=\"40\" maxlength=\"400\" class=\"wpcf7-form-control wpcf7-text\" aria-invalid=\"false\" placeholder=\"Your phone number...\" value=\"\" type=\"text\" name=\"phone-number\" \/><\/span>\n\t\t<\/p>\n\t<\/div>\n\t<div class=\"large-4 columns \">\n\t\t<p><span class=\"wpcf7-form-control-wrap\" data-name=\"country\"><input size=\"40\" maxlength=\"400\" class=\"wpcf7-form-control wpcf7-text\" aria-invalid=\"false\" placeholder=\"Your country...\" value=\"\" type=\"text\" 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Thank you!\n\t\t<\/p>\n\t<\/div>\n<\/div>\n<p><script type=\"text\/javascript\">\ndocument.addEventListener( 'wpcf7mailsent', function( event ) {\n location = 'https:\/\/www.rtscan.com\/contact-rtscan\/sent\/';\n}, false );\n<\/script>\n<\/p><style>\n            .cf7cp-hp-wrap {\n                position: absolute !important;\n                left: -9999px !important;\n                top: -9999px !important;\n                width: 1px !important;\n                height: 1px !important;\n                overflow: hidden !important;\n                opacity: 0 !important;\n                pointer-events: none !important;\n            }\n        <\/style><div class=\"cf7cp-hp-wrap\" aria-hidden=\"true\">\n                <label class=\"cf7cp-hp-label\">Leave this field empty<\/label>\n                <input type=\"text\" name=\"url_notyzwus\" value=\"\" class=\"cf7cp-hp-field\" tabindex=\"-1\" autocomplete=\"off\" \/>\n            <\/div><div class=\"cf7cp-hp-wrap\" aria-hidden=\"true\">\n                <label class=\"cf7cp-hp-label\">Email<\/label>\n                <input type=\"email\" name=\"url_notyzwus_email\" value=\"\" class=\"cf7cp-hp-field\" tabindex=\"-1\" autocomplete=\"off\" \/>\n            <\/div><div class=\"cf7cp-hp-wrap\" aria-hidden=\"true\">\n                <label class=\"cf7cp-hp-label\">\n                    <input type=\"checkbox\" name=\"url_notyzwus_check\" value=\"1\" class=\"cf7cp-hp-field\" tabindex=\"-1\" \/>\n                    Check this box\n                <\/label>\n            <\/div><input type=\"hidden\" name=\"cf7cp_time_token\" value=\"\" class=\"cf7cp-time-token\" \/><div class=\"wpcf7-response-output\" aria-hidden=\"true\"><\/div>\n<\/form>\n<\/div>\n<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Esc\u00e1ner de c\u00f3digos de barras Raspberry Pi: conecta m\u00f3dulos de esc\u00e1neres de c\u00f3digos de barras OEM con Raspberry Pi Si utilizas el microcontrolador \/ ordenador monoplaca Raspberry Pi para desarrollar tu sistema y necesitas al mismo tiempo un m\u00f3dulo lector de c\u00f3digos de barras 1d\/ 2d OEM, este art\u00edculo te resultar\u00e1 \u00fatil: aqu\u00ed te presentamos [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"elementor_header_footer","format":"standard","meta":{"footnotes":""},"categories":[251,98],"tags":[117,118,119],"class_list":["post-7320","post","type-post","status-publish","format-standard","hentry","category-solutions-es","category-support-forums-rtscan-es","tag-raspberry-pi-barcode-reader-es","tag-raspberry-pi-barcode-scanner-es","tag-raspberry-pi-barcode-scanner-module-es"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.9 - 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