{"id":282230,"date":"2026-09-30T11:00:24","date_gmt":"2026-09-30T11:00:24","guid":{"rendered":"https:\/\/ushopwell.com\/ublog\/constants-explained-%e2%9a%a1-arduino-esp32\/"},"modified":"2026-09-30T11:00:24","modified_gmt":"2026-09-30T11:00:24","slug":"constants-explained-%e2%9a%a1-arduino-esp32","status":"publish","type":"post","link":"https:\/\/ushopwell.com\/ublog\/constants-explained-%e2%9a%a1-arduino-esp32\/","title":{"rendered":"Constants Explained \u26a1 | Arduino &#038; ESP32"},"content":{"rendered":"<div class=\"youtubomatic-video-container\"><iframe loading=\"lazy\" width=\"580\" height=\"380\" src=\"https:\/\/www.youtube.com\/embed\/AXhZhiAA0wc?autoplay=1&#038;controls=1&#038;hl=en\" frameborder=\"0\" allowfullscreen><\/iframe><\/div>\n<p>A clear explanation of: Constants \u26a1<\/p>\n<p>In this beginner-friendly electronics lesson, you\u2019ll learn how it works in a practical Arduino or ESP32 project, including the key idea behind it and the mistakes that catch beginners out.<\/p>\n<p>Perfect for students, apprentices, DIY beginners and anyone building with Arduino, ESP32 or robotics.<\/p>\n<p>\ud83d\udca1 In this video:<br \/>\n\u2022 The core idea<br \/>\n\u2022 How it connects to code and hardware<br \/>\n\u2022 The key settings or rules<br \/>\n\u2022 A practical use case<br \/>\n\u2022 A common mistake to avoid<\/p>\n<p>Subscribe to VIZZYBEES for clear, practical tech, electronics and engineering videos.<\/p>\n<p>\ud83d\udcac Quick check: where could you use this in a project? Answer below.<\/p>\n<p>#Arduino #ESP32 #Microcontrollers #STEM<\/p>\n","protected":false},"excerpt":{"rendered":"<p>A clear explanation of: Constants \u26a1 In this beginner-friendly electronics lesson, you\u2019ll learn how it works in a practical Arduino or ESP32 project, including the key idea behind it and the mistakes that catch beginners out. Perfect for students, apprentices, DIY beginners and anyone building with Arduino, ESP32 or robotics. \ud83d\udca1 In this video: \u2022 The core idea \u2022 How it connects to code and hardware \u2022 The key settings&#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","tve_updated_post":"","tve_custom_css":"","tve_user_custom_css":"","tve_globals":{},"tcb2_ready":0,"tcb_editor_enabled":0,"tve_landing_page":"","_tve_header":"","_tve_footer":""},"categories":[1],"tags":[],"class_list":["post-282230","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Constants Explained \u26a1 | Arduino &amp; ESP32 - UshopWell.com<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/ushopwell.com\/ublog\/constants-explained-\u26a1-arduino-esp32\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Constants Explained \u26a1 | Arduino &amp; ESP32 - UshopWell.com\" \/>\n<meta property=\"og:description\" content=\"A clear explanation of: Constants \u26a1 In this beginner-friendly electronics lesson, you\u2019ll learn how it works in a practical Arduino or ESP32 project, including the key idea behind it and the mistakes that catch beginners out. Perfect for students, apprentices, DIY beginners and anyone building with Arduino, ESP32 or robotics. \ud83d\udca1 In this video: \u2022 The core idea \u2022 How it connects to code and hardware \u2022 The key settings...\" \/>\n<meta property=\"og:url\" content=\"https:\/\/ushopwell.com\/ublog\/constants-explained-\u26a1-arduino-esp32\/\" \/>\n<meta property=\"og:site_name\" content=\"UshopWell.com\" \/>\n<meta property=\"article:published_time\" content=\"2026-09-30T11:00:24+00:00\" \/>\n<meta name=\"author\" content=\"UShopWell\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"UShopWell\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/ushopwell.com\\\/ublog\\\/constants-explained-%e2%9a%a1-arduino-esp32\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/ushopwell.com\\\/ublog\\\/constants-explained-%e2%9a%a1-arduino-esp32\\\/\"},\"author\":{\"name\":\"UShopWell\",\"@id\":\"https:\\\/\\\/ushopwell.com\\\/ublog\\\/#\\\/schema\\\/person\\\/6fd1f9e0ff932e534c86c70d5acff0fc\"},\"headline\":\"Constants Explained \u26a1 | Arduino &#038; 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