{"id":6041,"date":"2024-06-27T01:37:25","date_gmt":"2024-06-27T01:37:25","guid":{"rendered":"https:\/\/surinlearninglab.com\/?p=6041"},"modified":"2025-05-02T01:57:43","modified_gmt":"2025-05-02T01:57:43","slug":"esp8266-wifi-message-display-system","status":"publish","type":"post","link":"https:\/\/surinlearninglab.com\/th\/2024\/06\/27\/esp8266-wifi-message-display-system\/","title":{"rendered":"ESP8266 WiFi message display system"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"6041\" class=\"elementor elementor-6041\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-5e79faa5 elementor-section-content-middle elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"5e79faa5\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t\t<div class=\"elementor-background-overlay\"><\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-no\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-6186f494\" data-id=\"6186f494\" 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-6ffdcc1c elementor-position-top elementor-widget elementor-widget-image-box\" data-id=\"6ffdcc1c\" 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\"><img decoding=\"async\" src=\"https:\/\/i0.wp.com\/surinlearninglab.com\/wp-content\/uploads\/2024\/06\/DALL%C2%B7E-2024-06-26-19.05.41-A-post-apocalyptic-workshop-in-the-style-of-the-Fallout-video-game-featuring-an-ESP8266-microcontroller-and-a-MAX7219-32x8-dot-matrix-display-on-a-cl.webp?fit=700%2C400&#038;ssl=1\" title=\"DALL\u00b7E 2024-06-26 19.05.41 &#8211; A post-apocalyptic workshop in the style of the Fallout video game, featuring an ESP8266 microcontroller and a MAX7219 32&#215;8 dot matrix display on a cl\" alt=\"DALL\u00b7E 2024-06-26 19.05.41 - A post-apocalyptic workshop in the style of the Fallout video game, featuring an ESP8266 microcontroller and a MAX7219 32x8 dot matrix display on a cl\" loading=\"lazy\" \/><\/figure><div class=\"elementor-image-box-content\"><h2 class=\"elementor-image-box-title\">ESP8266-Node-MCU-and-MAX7219-Dot-Matrix-WiFi<\/h2><p class=\"elementor-image-box-description\">Today, we're going to embark on a fantastic journey into the world of electronics and coding with our trusty ESP8266 module. So put on your lab coats and let's dive into the magical world of wireless message displays!<\/p><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-236fd2d9 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"236fd2d9\" 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-43c7591d elementor-widget elementor-widget-heading\" data-id=\"43c7591d\" 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\">\u0e27\u0e31\u0e2a\u0e14\u0e38\u0e17\u0e35\u0e48\u0e04\u0e38\u0e13\u0e15\u0e49\u0e2d\u0e07\u0e43\u0e0a\u0e49:<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-69f0226f elementor-widget elementor-widget-text-editor\" data-id=\"69f0226f\" 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<ul><li>An ESP8266 WiFi module<\/li><li>An LED matrix display controlled by an MD_MAX72xx chip (MAX7219)<\/li><li>A computer with Arduino IDE installed<\/li><li>Basic electronic components (wires, breadboard, resistors)<\/li><\/ul>\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-66355748 elementor-widget elementor-widget-heading\" data-id=\"66355748\" 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\">\u0e02\u0e31\u0e49\u0e19\u0e15\u0e2d\u0e19\u0e17\u0e35\u0e48 1: \u0e40\u0e0a\u0e37\u0e48\u0e2d\u0e21\u0e15\u0e48\u0e2d\u0e2e\u0e32\u0e23\u0e4c\u0e14\u0e41\u0e27\u0e23\u0e4c<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3f737c32 elementor-widget elementor-widget-text-editor\" data-id=\"3f737c32\" 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>Let&#8217;s get physical with our connections \u2013 it&#8217;s showtime!<\/p><p>\u00a0<\/p><ul><li><p><strong>Wire the MD_MAX72xx LED Matrix<\/strong>:<\/p><ul><li>CS to D8.<\/li><li>DIN to D7.<\/li><li>CLK to D5.<\/li><li>VCC to 3.3V.<\/li><li>GND to Ground.<p>\u00a0<\/p><\/li><li><p><strong>Add Indicators (LEDs)<\/strong>:<\/p><ul><li>Connect the red LED to D1 (as a general indicator).<\/li><li>Connect the blue LED to D2 (to indicate Wi-Fi activity).<\/li><\/ul><\/li><li><p>Remember: Double-check your connections! Incorrect wiring can make your display go haywire!<\/p><\/li><\/ul><\/li><\/ul>\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-2021cac1 elementor-widget elementor-widget-image\" data-id=\"2021cac1\" 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<img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"672\" src=\"https:\/\/i0.wp.com\/surinlearninglab.com\/wp-content\/uploads\/2024\/06\/wifi_text.png?fit=1024%2C672&amp;ssl=1\" class=\"attachment-large size-large wp-image-6044\" alt=\"\" srcset=\"https:\/\/i0.wp.com\/surinlearninglab.com\/wp-content\/uploads\/2024\/06\/wifi_text.png?w=1392&amp;ssl=1 1392w, https:\/\/i0.wp.com\/surinlearninglab.com\/wp-content\/uploads\/2024\/06\/wifi_text.png?resize=300%2C197&amp;ssl=1 300w, https:\/\/i0.wp.com\/surinlearninglab.com\/wp-content\/uploads\/2024\/06\/wifi_text.png?resize=1024%2C672&amp;ssl=1 1024w, https:\/\/i0.wp.com\/surinlearninglab.com\/wp-content\/uploads\/2024\/06\/wifi_text.png?resize=768%2C504&amp;ssl=1 768w, https:\/\/i0.wp.com\/surinlearninglab.com\/wp-content\/uploads\/2024\/06\/wifi_text.png?resize=18%2C12&amp;ssl=1 18w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/>\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-4c2e9973 elementor-widget elementor-widget-heading\" data-id=\"4c2e9973\" 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\">\u0e02\u0e31\u0e49\u0e19\u0e15\u0e2d\u0e19\u0e17\u0e35\u0e48 2: \u0e40\u0e27\u0e25\u0e32\u0e40\u0e02\u0e35\u0e22\u0e19\u0e42\u0e04\u0e49\u0e14!<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8595310 elementor-widget elementor-widget-text-editor\" data-id=\"8595310\" 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>Now, let\u2019s program our ESP8266 to control the LED matrix and connect to Wi-Fi.<\/p><ul><li><p><strong>\u0e40\u0e1b\u0e34\u0e14\u0e42\u0e1b\u0e23\u0e41\u0e01\u0e23\u0e21 Arduino IDE \u0e02\u0e2d\u0e07\u0e04\u0e38\u0e13<\/strong>: Open the Arduino IDE on your computer.<\/p><\/li><li><p><strong>Install Required Libraries<\/strong>: Go to Sketch -&gt; Include Library -&gt; Manage Libraries. Search for and install:<\/p><ul><li>\u201cESP8266WiFi\u201d<\/li><li>\u201cMD_MAX72xx\u201d<\/li><li>\u201cAdafruit GFX Library\u201d<\/li><\/ul><\/li><li><p><strong>Copy the Code<\/strong>: Insert the provided code into your Arduino IDE.<\/p><\/li><li><p><strong>Upload the Code<\/strong>:<\/p><ul><li>Connect your ESP8266 to your computer using the USB cable.<\/li><li>Select the correct board and port from Tools.<\/li><li>Hit the Upload button.<\/li><\/ul><\/li><\/ul>\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-2ea018f8 elementor-button-info elementor-align-center elementor-widget elementor-widget-button\" data-id=\"2ea018f8\" 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-sm\" href=\"https:\/\/github.com\/Surin-Learning-Lab\/ESP8266-WiFi-message-display-system\/tree\/main\" target=\"_blank\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-icon\">\n\t\t\t\t<i aria-hidden=\"true\" class=\"fab fa-github\"><\/i>\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Click here for Arduino Sketch<\/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-7009df0 elementor-widget elementor-widget-image-gallery\" data-id=\"7009df0\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image-gallery.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-image-gallery\">\n\t\t\t<div id='gallery-1' class='gallery galleryid-6041 gallery-columns-4 gallery-size-thumbnail'><figure class='gallery-item'>\n\t\t\t<div class='gallery-icon landscape'>\n\t\t\t\t<a data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-slideshow=\"7009df0\" data-elementor-lightbox-title=\"download (1)\" data-elementor-lightbox-description=\"ESP 8266 NodeMCU\" data-e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6NjA2MSwidXJsIjoiaHR0cHM6XC9cL3N1cmlubGVhcm5pbmdsYWIuY29tXC93cC1jb250ZW50XC91cGxvYWRzXC8yMDI0XC8wNlwvZG93bmxvYWQtMS5qcGciLCJzbGlkZXNob3ciOiI3MDA5ZGYwIn0%3D\" href=\"https:\/\/i0.wp.com\/surinlearninglab.com\/wp-content\/uploads\/2024\/06\/download-1.jpg?ssl=1\"><img decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/i0.wp.com\/surinlearninglab.com\/wp-content\/uploads\/2024\/06\/download-1.jpg?resize=150%2C150&amp;ssl=1\" class=\"attachment-thumbnail size-thumbnail\" alt=\"ESP 8266 NodeMCU\" aria-describedby=\"gallery-1-6061\" srcset=\"https:\/\/i0.wp.com\/surinlearninglab.com\/wp-content\/uploads\/2024\/06\/download-1.jpg?w=225&amp;ssl=1 225w, https:\/\/i0.wp.com\/surinlearninglab.com\/wp-content\/uploads\/2024\/06\/download-1.jpg?resize=150%2C150&amp;ssl=1 150w, https:\/\/i0.wp.com\/surinlearninglab.com\/wp-content\/uploads\/2024\/06\/download-1.jpg?resize=12%2C12&amp;ssl=1 12w\" sizes=\"(max-width: 150px) 100vw, 150px\" \/><\/a>\n\t\t\t<\/div>\n\t\t\t\t<figcaption class='wp-caption-text gallery-caption' id='gallery-1-6061'>\n\t\t\t\tESP8266 NodeMCU\n\t\t\t\t<\/figcaption><\/figure><figure class='gallery-item'>\n\t\t\t<div class='gallery-icon landscape'>\n\t\t\t\t<a data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-slideshow=\"7009df0\" data-elementor-lightbox-title=\"download (2)\" data-elementor-lightbox-description=\"ESP 8266 NodeMCU\" data-e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6NjA2MiwidXJsIjoiaHR0cHM6XC9cL3N1cmlubGVhcm5pbmdsYWIuY29tXC93cC1jb250ZW50XC91cGxvYWRzXC8yMDI0XC8wNlwvZG93bmxvYWQtMi5qcGciLCJzbGlkZXNob3ciOiI3MDA5ZGYwIn0%3D\" href=\"https:\/\/i0.wp.com\/surinlearninglab.com\/wp-content\/uploads\/2024\/06\/download-2.jpg?ssl=1\"><img decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/i0.wp.com\/surinlearninglab.com\/wp-content\/uploads\/2024\/06\/download-2.jpg?resize=150%2C150&amp;ssl=1\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" aria-describedby=\"gallery-1-6062\" \/><\/a>\n\t\t\t<\/div>\n\t\t\t\t<figcaption class='wp-caption-text gallery-caption' id='gallery-1-6062'>\n\t\t\t\t\u0e41\u0e1c\u0e48\u0e19\u0e17\u0e14\u0e25\u0e2d\u0e07\u0e27\u0e07\u0e08\u0e23 (\u0e40\u0e1a\u0e23\u0e14\u0e1a\u0e2d\u0e23\u0e4c\u0e14)\n\t\t\t\t<\/figcaption><\/figure><figure class='gallery-item'>\n\t\t\t<div class='gallery-icon landscape'>\n\t\t\t\t<a data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-slideshow=\"7009df0\" data-elementor-lightbox-title=\"download (3)\" data-elementor-lightbox-description=\"ESP 8266 NodeMCU\" data-e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6NjA2MywidXJsIjoiaHR0cHM6XC9cL3N1cmlubGVhcm5pbmdsYWIuY29tXC93cC1jb250ZW50XC91cGxvYWRzXC8yMDI0XC8wNlwvZG93bmxvYWQtMy5qcGciLCJzbGlkZXNob3ciOiI3MDA5ZGYwIn0%3D\" href=\"https:\/\/i0.wp.com\/surinlearninglab.com\/wp-content\/uploads\/2024\/06\/download-3.jpg?ssl=1\"><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/i0.wp.com\/surinlearninglab.com\/wp-content\/uploads\/2024\/06\/download-3.jpg?resize=150%2C150&amp;ssl=1\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" aria-describedby=\"gallery-1-6063\" \/><\/a>\n\t\t\t<\/div>\n\t\t\t\t<figcaption class='wp-caption-text gallery-caption' id='gallery-1-6063'>\n\t\t\t\tLED&#8217;s and 220ohm resistor\n\t\t\t\t<\/figcaption><\/figure><figure class='gallery-item'>\n\t\t\t<div class='gallery-icon landscape'>\n\t\t\t\t<a data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-slideshow=\"7009df0\" data-elementor-lightbox-title=\"download\" data-elementor-lightbox-description=\"ESP 8266 NodeMCU\" data-e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6NjA2NCwidXJsIjoiaHR0cHM6XC9cL3N1cmlubGVhcm5pbmdsYWIuY29tXC93cC1jb250ZW50XC91cGxvYWRzXC8yMDI0XC8wNlwvZG93bmxvYWQuanBnIiwic2xpZGVzaG93IjoiNzAwOWRmMCJ9\" href=\"https:\/\/i0.wp.com\/surinlearninglab.com\/wp-content\/uploads\/2024\/06\/download.jpg?ssl=1\"><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/i0.wp.com\/surinlearninglab.com\/wp-content\/uploads\/2024\/06\/download.jpg?resize=150%2C150&amp;ssl=1\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" aria-describedby=\"gallery-1-6064\" srcset=\"https:\/\/i0.wp.com\/surinlearninglab.com\/wp-content\/uploads\/2024\/06\/download.jpg?w=225&amp;ssl=1 225w, https:\/\/i0.wp.com\/surinlearninglab.com\/wp-content\/uploads\/2024\/06\/download.jpg?resize=150%2C150&amp;ssl=1 150w, https:\/\/i0.wp.com\/surinlearninglab.com\/wp-content\/uploads\/2024\/06\/download.jpg?resize=12%2C12&amp;ssl=1 12w\" sizes=\"(max-width: 150px) 100vw, 150px\" \/><\/a>\n\t\t\t<\/div>\n\t\t\t\t<figcaption class='wp-caption-text gallery-caption' id='gallery-1-6064'>\n\t\t\t\tMAX7219 dot matrix\n\t\t\t\t<\/figcaption><\/figure>\n\t\t<\/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-25fa7d65 elementor-widget elementor-widget-heading\" data-id=\"25fa7d65\" 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\">Step 3: Test Your Message Display!<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5eedd291 elementor-widget elementor-widget-text-editor\" data-id=\"5eedd291\" 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>It&#8217;s time for the grand debut!<\/p><ul><li><p><strong>Power Up Your Setup<\/strong>: Connect your ESP8266 to a power source and watch the LED matrix spring to life.<\/p><\/li><li><p><strong>Send Your First Message<\/strong>: Open a web browser and type the ESP8266&#8217;s IP address. Use the HTML form to send messages and see them scroll on the LED display.<\/p><\/li><\/ul><h3>\ud83c\udf89 Voil\u00e0! Your Wi-Fi LED Message Display is Up and Running!<\/h3>\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-5d49ec93 elementor-widget elementor-widget-heading\" data-id=\"5d49ec93\" 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\">Troubleshooting Tips:<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6ba32bce elementor-widget elementor-widget-text-editor\" data-id=\"6ba32bce\" 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<ul><li><strong>No Display?<\/strong> Check all connections, especially the data lines to the matrix.<\/li><li><strong>Can&#8217;t Connect to Wi-Fi?<\/strong> Ensure your SSID and password are correct in the sketch.<\/li><li><strong>Messages Not Displaying Correctly?<\/strong> Check the LED matrix type and pin assignments in the code.<\/li><\/ul>\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-5384ce7d elementor-widget elementor-widget-text-editor\" data-id=\"5384ce7d\" 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><em>Congratulations, you now have a dynamic message display to impress everyone around! Remember what Neil deGrasse Tyson says, &#8216;The good thing about science is that it&#8217;s true whether or not you believe in it.&#8217; Continue to explore, experiment, and embrace the wonders of science!<\/em><\/p>\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<\/div>","protected":false},"excerpt":{"rendered":"<p>ESP8266-Node-MCU-and-MAX7219-Dot-Matrix-WiFi Today, we&#8217;re going to embark on a fantastic journey into the world of electronics and coding with our trusty ESP8266 module. So put on your lab coats and let&#8217;s dive into the magical world of wireless message displays! Materials You&#8217;ll Need: An ESP8266 WiFi module An LED matrix display controlled by an MD_MAX72xx chip [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"iawp_total_views":45,"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[8],"tags":[],"class_list":["post-6041","post","type-post","status-publish","format-standard","hentry","category-esp8266"],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/surinlearninglab.com\/th\/wp-json\/wp\/v2\/posts\/6041","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/surinlearninglab.com\/th\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/surinlearninglab.com\/th\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/surinlearninglab.com\/th\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/surinlearninglab.com\/th\/wp-json\/wp\/v2\/comments?post=6041"}],"version-history":[{"count":10,"href":"https:\/\/surinlearninglab.com\/th\/wp-json\/wp\/v2\/posts\/6041\/revisions"}],"predecessor-version":[{"id":6069,"href":"https:\/\/surinlearninglab.com\/th\/wp-json\/wp\/v2\/posts\/6041\/revisions\/6069"}],"wp:attachment":[{"href":"https:\/\/surinlearninglab.com\/th\/wp-json\/wp\/v2\/media?parent=6041"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/surinlearninglab.com\/th\/wp-json\/wp\/v2\/categories?post=6041"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/surinlearninglab.com\/th\/wp-json\/wp\/v2\/tags?post=6041"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}