{"id":18443,"date":"2018-03-07T10:30:33","date_gmt":"2018-03-07T09:30:33","guid":{"rendered":"http:\/\/www.recantha.co.uk\/blog\/?p=18443"},"modified":"2018-03-07T10:30:33","modified_gmt":"2018-03-07T09:30:33","slug":"create-a-starfield-particle-river-on-rgb-led-matrices-with-the-raspberry-pi","status":"publish","type":"post","link":"https:\/\/www.recantha.co.uk\/blog\/?p=18443","title":{"rendered":"Create a starfield\/particle river on RGB LED matrices with the Raspberry Pi"},"content":{"rendered":"<p><a href=\"https:\/\/i0.wp.com\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2018\/03\/starfield_setup.jpg?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-18444\" src=\"https:\/\/i0.wp.com\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2018\/03\/starfield_setup.jpg?resize=560%2C420&#038;ssl=1\" alt=\"\" width=\"560\" height=\"420\" srcset=\"https:\/\/i0.wp.com\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2018\/03\/starfield_setup.jpg?w=1024&amp;ssl=1 1024w, https:\/\/i0.wp.com\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2018\/03\/starfield_setup.jpg?resize=300%2C225&amp;ssl=1 300w, https:\/\/i0.wp.com\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2018\/03\/starfield_setup.jpg?resize=768%2C576&amp;ssl=1 768w, https:\/\/i0.wp.com\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2018\/03\/starfield_setup.jpg?resize=560%2C420&amp;ssl=1 560w, https:\/\/i0.wp.com\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2018\/03\/starfield_setup.jpg?resize=260%2C195&amp;ssl=1 260w, https:\/\/i0.wp.com\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2018\/03\/starfield_setup.jpg?resize=160%2C120&amp;ssl=1 160w\" sizes=\"auto, (max-width: 560px) 100vw, 560px\" \/><\/a><\/p>\n<p>Instructables user &#8216;dearner&#8217; has taken a Raspberry Pi, four 32&#215;32 RGB LED matrix boards, an Adafruit RGB matrix HAT, a good extra power supply for the matrices and some smaller parts and created a long LED display. He&#8217;s then created <a href=\"https:\/\/github.com\/dearner\/starboard.git\" target=\"_blank\" rel=\"noopener\">some software<\/a>\u00a0to generate the starfield effect and put it on the Pi. The effect (which you can see below) is strangely beautiful. The whole thing is written up as <a href=\"http:\/\/www.instructables.com\/id\/RPi-3-Starboard-Particle-Generator\/\" target=\"_blank\" rel=\"noopener\">a tutorial which you can see here<\/a>.\u00a0<em>Beware: some of the inline Python code is not indented, so you might need to figure that out for yourself.<\/em><\/p>\n<p>You can see the starfield in action below:<\/p>\n<p><iframe loading=\"lazy\" title=\"Rpi Particle Generator\" width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/d3ohPT1EmIw?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Instructables user &#8216;dearner&#8217; has taken a Raspberry Pi, four 32&#215;32 RGB LED matrix boards, an Adafruit RGB matrix HAT, a good extra power supply for the matrices and some smaller parts and created a long LED display. He&#8217;s then created&hellip;<\/p>\n<p class=\"more-link-p\"><a class=\"more-link\" href=\"https:\/\/www.recantha.co.uk\/blog\/?p=18443\">Read more &rarr;<\/a><\/p>\n","protected":false},"author":1,"featured_media":18444,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[2,54,80,20,50,39,49],"tags":[653,654],"class_list":["post-18443","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-3d-printing","category-accessories","category-blinkies","category-gpio-boards","category-making","category-programming","category-software","tag-matrix","tag-starfield"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Create a starfield\/particle river on RGB LED matrices with the Raspberry Pi - Raspberry Pi Pod<\/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:\/\/www.recantha.co.uk\/blog\/?p=18443\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Create a starfield\/particle river on RGB LED matrices with the Raspberry Pi - Raspberry Pi Pod\" \/>\n<meta property=\"og:description\" content=\"Instructables user &#8216;dearner&#8217; has taken a Raspberry Pi, four 32&#215;32 RGB LED matrix boards, an Adafruit RGB matrix HAT, a good extra power supply for the matrices and some smaller parts and created a long LED display. He&#8217;s then created&hellip;Read more &rarr;\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.recantha.co.uk\/blog\/?p=18443\" \/>\n<meta property=\"og:site_name\" content=\"Raspberry Pi Pod\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/recantha\/\" \/>\n<meta property=\"article:published_time\" content=\"2018-03-07T09:30:33+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/i2.wp.com\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2018\/03\/starfield_setup.jpg?fit=1024%2C768&ssl=1\" \/>\n\t<meta property=\"og:image:width\" content=\"1024\" \/>\n\t<meta property=\"og:image:height\" content=\"768\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Michael Horne\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@recantha\" \/>\n<meta name=\"twitter:site\" content=\"@recantha\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Michael Horne\" \/>\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:\/\/www.recantha.co.uk\/blog\/?p=18443#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.recantha.co.uk\/blog\/?p=18443\"},\"author\":{\"name\":\"Michael Horne\",\"@id\":\"https:\/\/www.recantha.co.uk\/blog\/#\/schema\/person\/c27c4ef2ee1c18b130f1fcd5dcdbb263\"},\"headline\":\"Create a starfield\/particle river on RGB LED matrices with the Raspberry Pi\",\"datePublished\":\"2018-03-07T09:30:33+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/www.recantha.co.uk\/blog\/?p=18443\"},\"wordCount\":128,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\/\/www.recantha.co.uk\/blog\/#organization\"},\"image\":{\"@id\":\"https:\/\/www.recantha.co.uk\/blog\/?p=18443#primaryimage\"},\"thumbnailUrl\":\"https:\/\/i0.wp.com\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2018\/03\/starfield_setup.jpg?fit=1024%2C768&ssl=1\",\"keywords\":[\"matrix\",\"starfield\"],\"articleSection\":[\"3D printing\",\"Accessories\",\"Blinkies\",\"GPIO boards\",\"Making\",\"Programming\",\"Software\"],\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\/\/www.recantha.co.uk\/blog\/?p=18443#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.recantha.co.uk\/blog\/?p=18443\",\"url\":\"https:\/\/www.recantha.co.uk\/blog\/?p=18443\",\"name\":\"Create a starfield\/particle river on RGB LED matrices with the Raspberry Pi - Raspberry Pi Pod\",\"isPartOf\":{\"@id\":\"https:\/\/www.recantha.co.uk\/blog\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/www.recantha.co.uk\/blog\/?p=18443#primaryimage\"},\"image\":{\"@id\":\"https:\/\/www.recantha.co.uk\/blog\/?p=18443#primaryimage\"},\"thumbnailUrl\":\"https:\/\/i0.wp.com\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2018\/03\/starfield_setup.jpg?fit=1024%2C768&ssl=1\",\"datePublished\":\"2018-03-07T09:30:33+00:00\",\"breadcrumb\":{\"@id\":\"https:\/\/www.recantha.co.uk\/blog\/?p=18443#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.recantha.co.uk\/blog\/?p=18443\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/www.recantha.co.uk\/blog\/?p=18443#primaryimage\",\"url\":\"https:\/\/i0.wp.com\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2018\/03\/starfield_setup.jpg?fit=1024%2C768&ssl=1\",\"contentUrl\":\"https:\/\/i0.wp.com\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2018\/03\/starfield_setup.jpg?fit=1024%2C768&ssl=1\",\"width\":1024,\"height\":768},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.recantha.co.uk\/blog\/?p=18443#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/www.recantha.co.uk\/blog\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Create a starfield\/particle river on RGB LED matrices with the Raspberry Pi\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.recantha.co.uk\/blog\/#website\",\"url\":\"https:\/\/www.recantha.co.uk\/blog\/\",\"name\":\"Raspberry Pi Pod\",\"description\":\"Experiences with the Raspberry Pi micro computer and microcontroller\",\"publisher\":{\"@id\":\"https:\/\/www.recantha.co.uk\/blog\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.recantha.co.uk\/blog\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/www.recantha.co.uk\/blog\/#organization\",\"name\":\"Raspberry Pi Pod\",\"url\":\"https:\/\/www.recantha.co.uk\/blog\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/www.recantha.co.uk\/blog\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/i0.wp.com\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2016\/03\/cropped-PiPod-Logo-v3.png?fit=800%2C337&ssl=1\",\"contentUrl\":\"https:\/\/i0.wp.com\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2016\/03\/cropped-PiPod-Logo-v3.png?fit=800%2C337&ssl=1\",\"width\":800,\"height\":337,\"caption\":\"Raspberry Pi Pod\"},\"image\":{\"@id\":\"https:\/\/www.recantha.co.uk\/blog\/#\/schema\/logo\/image\/\"},\"sameAs\":[\"https:\/\/www.facebook.com\/recantha\/\",\"https:\/\/x.com\/recantha\",\"https:\/\/www.linkedin.com\/in\/recantha\/\",\"https:\/\/www.youtube.com\/channel\/UCK4F9blabxzmk8Inzhs8tpg\"]},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.recantha.co.uk\/blog\/#\/schema\/person\/c27c4ef2ee1c18b130f1fcd5dcdbb263\",\"name\":\"Michael Horne\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/www.recantha.co.uk\/blog\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/479778b0677caadde0ceb54c4129804ef674914607e3ed0998808148357d10d8?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/479778b0677caadde0ceb54c4129804ef674914607e3ed0998808148357d10d8?s=96&d=mm&r=g\",\"caption\":\"Michael Horne\"},\"url\":\"https:\/\/www.recantha.co.uk\/blog\/?author=1\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Create a starfield\/particle river on RGB LED matrices with the Raspberry Pi - Raspberry Pi Pod","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.recantha.co.uk\/blog\/?p=18443","og_locale":"en_US","og_type":"article","og_title":"Create a starfield\/particle river on RGB LED matrices with the Raspberry Pi - Raspberry Pi Pod","og_description":"Instructables user &#8216;dearner&#8217; has taken a Raspberry Pi, four 32&#215;32 RGB LED matrix boards, an Adafruit RGB matrix HAT, a good extra power supply for the matrices and some smaller parts and created a long LED display. He&#8217;s then created&hellip;Read more &rarr;","og_url":"https:\/\/www.recantha.co.uk\/blog\/?p=18443","og_site_name":"Raspberry Pi Pod","article_publisher":"https:\/\/www.facebook.com\/recantha\/","article_published_time":"2018-03-07T09:30:33+00:00","og_image":[{"width":1024,"height":768,"url":"https:\/\/i2.wp.com\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2018\/03\/starfield_setup.jpg?fit=1024%2C768&ssl=1","type":"image\/jpeg"}],"author":"Michael Horne","twitter_card":"summary_large_image","twitter_creator":"@recantha","twitter_site":"@recantha","twitter_misc":{"Written by":"Michael Horne","Est. reading time":"1 minute"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/www.recantha.co.uk\/blog\/?p=18443#article","isPartOf":{"@id":"https:\/\/www.recantha.co.uk\/blog\/?p=18443"},"author":{"name":"Michael Horne","@id":"https:\/\/www.recantha.co.uk\/blog\/#\/schema\/person\/c27c4ef2ee1c18b130f1fcd5dcdbb263"},"headline":"Create a starfield\/particle river on RGB LED matrices with the Raspberry Pi","datePublished":"2018-03-07T09:30:33+00:00","mainEntityOfPage":{"@id":"https:\/\/www.recantha.co.uk\/blog\/?p=18443"},"wordCount":128,"commentCount":0,"publisher":{"@id":"https:\/\/www.recantha.co.uk\/blog\/#organization"},"image":{"@id":"https:\/\/www.recantha.co.uk\/blog\/?p=18443#primaryimage"},"thumbnailUrl":"https:\/\/i0.wp.com\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2018\/03\/starfield_setup.jpg?fit=1024%2C768&ssl=1","keywords":["matrix","starfield"],"articleSection":["3D printing","Accessories","Blinkies","GPIO boards","Making","Programming","Software"],"inLanguage":"en-US","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/www.recantha.co.uk\/blog\/?p=18443#respond"]}]},{"@type":"WebPage","@id":"https:\/\/www.recantha.co.uk\/blog\/?p=18443","url":"https:\/\/www.recantha.co.uk\/blog\/?p=18443","name":"Create a starfield\/particle river on RGB LED matrices with the Raspberry Pi - Raspberry Pi Pod","isPartOf":{"@id":"https:\/\/www.recantha.co.uk\/blog\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.recantha.co.uk\/blog\/?p=18443#primaryimage"},"image":{"@id":"https:\/\/www.recantha.co.uk\/blog\/?p=18443#primaryimage"},"thumbnailUrl":"https:\/\/i0.wp.com\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2018\/03\/starfield_setup.jpg?fit=1024%2C768&ssl=1","datePublished":"2018-03-07T09:30:33+00:00","breadcrumb":{"@id":"https:\/\/www.recantha.co.uk\/blog\/?p=18443#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.recantha.co.uk\/blog\/?p=18443"]}]},{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.recantha.co.uk\/blog\/?p=18443#primaryimage","url":"https:\/\/i0.wp.com\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2018\/03\/starfield_setup.jpg?fit=1024%2C768&ssl=1","contentUrl":"https:\/\/i0.wp.com\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2018\/03\/starfield_setup.jpg?fit=1024%2C768&ssl=1","width":1024,"height":768},{"@type":"BreadcrumbList","@id":"https:\/\/www.recantha.co.uk\/blog\/?p=18443#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.recantha.co.uk\/blog"},{"@type":"ListItem","position":2,"name":"Create a starfield\/particle river on RGB LED matrices with the Raspberry Pi"}]},{"@type":"WebSite","@id":"https:\/\/www.recantha.co.uk\/blog\/#website","url":"https:\/\/www.recantha.co.uk\/blog\/","name":"Raspberry Pi Pod","description":"Experiences with the Raspberry Pi micro computer and microcontroller","publisher":{"@id":"https:\/\/www.recantha.co.uk\/blog\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.recantha.co.uk\/blog\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Organization","@id":"https:\/\/www.recantha.co.uk\/blog\/#organization","name":"Raspberry Pi Pod","url":"https:\/\/www.recantha.co.uk\/blog\/","logo":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.recantha.co.uk\/blog\/#\/schema\/logo\/image\/","url":"https:\/\/i0.wp.com\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2016\/03\/cropped-PiPod-Logo-v3.png?fit=800%2C337&ssl=1","contentUrl":"https:\/\/i0.wp.com\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2016\/03\/cropped-PiPod-Logo-v3.png?fit=800%2C337&ssl=1","width":800,"height":337,"caption":"Raspberry Pi Pod"},"image":{"@id":"https:\/\/www.recantha.co.uk\/blog\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/www.facebook.com\/recantha\/","https:\/\/x.com\/recantha","https:\/\/www.linkedin.com\/in\/recantha\/","https:\/\/www.youtube.com\/channel\/UCK4F9blabxzmk8Inzhs8tpg"]},{"@type":"Person","@id":"https:\/\/www.recantha.co.uk\/blog\/#\/schema\/person\/c27c4ef2ee1c18b130f1fcd5dcdbb263","name":"Michael Horne","image":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.recantha.co.uk\/blog\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/479778b0677caadde0ceb54c4129804ef674914607e3ed0998808148357d10d8?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/479778b0677caadde0ceb54c4129804ef674914607e3ed0998808148357d10d8?s=96&d=mm&r=g","caption":"Michael Horne"},"url":"https:\/\/www.recantha.co.uk\/blog\/?author=1"}]}},"jetpack_publicize_connections":[],"jetpack_featured_media_url":"https:\/\/i0.wp.com\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2018\/03\/starfield_setup.jpg?fit=1024%2C768&ssl=1","jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/p2RsaV-4Nt","jetpack-related-posts":[{"id":18429,"url":"https:\/\/www.recantha.co.uk\/blog\/?p=18429","url_meta":{"origin":18443,"position":0},"title":"Make your own LED sand simulator toy with Adafruit and a Raspberry Pi Zero","author":"Michael Horne","date":"5 March 2018","format":false,"excerpt":"The Ruiz Brothers over at Adafruit have created a really lovely sand simulator using a Raspberry Pi Zero, an accelerometer, an RGB LED matrix display, some small items and 3D-printed parts. Philip Burgess wrote the code\u00a0which \"simulates physics by calculating collisions and terminal velocity\". The 3D-printed handles border the LED\u2026","rel":"","context":"In &quot;3D printing&quot;","block_context":{"text":"3D printing","link":"https:\/\/www.recantha.co.uk\/blog\/?cat=2"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2018\/03\/raspberry_pi_hero-loopB.gif?fit=900%2C506&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2018\/03\/raspberry_pi_hero-loopB.gif?fit=900%2C506&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2018\/03\/raspberry_pi_hero-loopB.gif?fit=900%2C506&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2018\/03\/raspberry_pi_hero-loopB.gif?fit=900%2C506&ssl=1&resize=700%2C400 2x"},"classes":[]},{"id":15730,"url":"https:\/\/www.recantha.co.uk\/blog\/?p=15730","url_meta":{"origin":18443,"position":1},"title":"New Kickstarter &#8211; RGB LED Christmas decoration for the Raspberry Pi, micro:bit and CodeBug","author":"Michael Horne","date":"22 October 2016","format":false,"excerpt":"Andrew Gale previously ran a Kickstarter for a Christmas\u00a0decoration powered by the Raspberry Pi. He has now re-spun his idea and has created a decoration using RGB LEDs. It plugs directly into the GPIO pins of the Pi. He has also created a version for the micro:bit and CodeBug that\u2026","rel":"","context":"In &quot;Accessories&quot;","block_context":{"text":"Accessories","link":"https:\/\/www.recantha.co.uk\/blog\/?cat=54"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2016\/10\/christmastree.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2016\/10\/christmastree.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2016\/10\/christmastree.jpg?resize=525%2C300&ssl=1 1.5x"},"classes":[]},{"id":17103,"url":"https:\/\/www.recantha.co.uk\/blog\/?p=17103","url_meta":{"origin":18443,"position":2},"title":"New HAT for the Raspberry Pi from pi-top puts the Art in STEAM &#8211; introducing pi-topPULSE","author":"Michael Horne","date":"13 July 2017","format":false,"excerpt":"pi-top have just announced the launch of the pi-topPULSE. This innovative add-on board (HAT-compatible) for the Raspberry Pi sports the following features: 7x7 RGB LED matrix array 2-watt 4\u2126 speaker which is powered through an I2S amplifier Microphone (200Hz to 11KHz response with automatic gain control) Cloud-based voice service integration\u2026","rel":"","context":"In &quot;Accessories&quot;","block_context":{"text":"Accessories","link":"https:\/\/www.recantha.co.uk\/blog\/?cat=54"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2017\/07\/pi-topPULSE.jpg?fit=1200%2C1200&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2017\/07\/pi-topPULSE.jpg?fit=1200%2C1200&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2017\/07\/pi-topPULSE.jpg?fit=1200%2C1200&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2017\/07\/pi-topPULSE.jpg?fit=1200%2C1200&ssl=1&resize=700%2C400 2x, https:\/\/i0.wp.com\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2017\/07\/pi-topPULSE.jpg?fit=1200%2C1200&ssl=1&resize=1050%2C600 3x"},"classes":[]},{"id":2324,"url":"https:\/\/www.recantha.co.uk\/blog\/?p=2324","url_meta":{"origin":18443,"position":3},"title":"RGB-LED Teaching Kit for the #RaspberryPi","author":"Michael Horne","date":"20 February 2013","format":false,"excerpt":"Raspberry Pi enthusiast Meltwater has developed his second board kit for the Raspberry Pi. The first was the PSU Kit which was a voltage regulator board. The new one, called the RGB-LED Teaching Kit (snappy name...) gives you a collection of 5 RGB LEDs that you can control over GPIO.\u2026","rel":"","context":"In &quot;GPIO boards&quot;","block_context":{"text":"GPIO boards","link":"https:\/\/www.recantha.co.uk\/blog\/?cat=20"},"img":{"alt_text":"","src":"\/blog\/wp-content\/uploads\/2013\/02\/DSCF2383_zpse30719691.jpg","width":350,"height":200,"srcset":"\/blog\/wp-content\/uploads\/2013\/02\/DSCF2383_zpse30719691.jpg 1x, \/blog\/wp-content\/uploads\/2013\/02\/DSCF2383_zpse30719691.jpg 1.5x"},"classes":[]},{"id":18005,"url":"https:\/\/www.recantha.co.uk\/blog\/?p=18005","url_meta":{"origin":18443,"position":4},"title":"Scrolling HUB75 sign produces weather readout with blinkies and a Raspberry Pi","author":"Michael Horne","date":"5 January 2018","format":false,"excerpt":"James Behrens has written an extremely detailed tutorial in which he uses a HUB75 HAT (a special kind of LED interface board) together with a Raspberry Pi to drive an LED matrix. He then uses the OpenWeatherMap API\u00a0to get weather data and then blits it to the matrix. The tutorial\u2026","rel":"","context":"In &quot;Accessories&quot;","block_context":{"text":"Accessories","link":"https:\/\/www.recantha.co.uk\/blog\/?cat=54"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2018\/01\/matrix.jpg?fit=1200%2C640&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2018\/01\/matrix.jpg?fit=1200%2C640&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2018\/01\/matrix.jpg?fit=1200%2C640&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2018\/01\/matrix.jpg?fit=1200%2C640&ssl=1&resize=700%2C400 2x, https:\/\/i0.wp.com\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2018\/01\/matrix.jpg?fit=1200%2C640&ssl=1&resize=1050%2C600 3x"},"classes":[]},{"id":3003,"url":"https:\/\/www.recantha.co.uk\/blog\/?p=3003","url_meta":{"origin":18443,"position":5},"title":"Raspberry Pi RGB LED Clock &#8211; YouTube","author":"Michael Horne","date":"19 March 2013","format":false,"excerpt":"Chris Fane has created a rather nifty little clock out of a Raspberry Pi model A and some leftover RGB LEDs.\u00a0Read more here\u00a0or view the video below.","rel":"","context":"In &quot;Making&quot;","block_context":{"text":"Making","link":"https:\/\/www.recantha.co.uk\/blog\/?cat=50"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]}],"_links":{"self":[{"href":"https:\/\/www.recantha.co.uk\/blog\/index.php?rest_route=\/wp\/v2\/posts\/18443","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.recantha.co.uk\/blog\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.recantha.co.uk\/blog\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.recantha.co.uk\/blog\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.recantha.co.uk\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=18443"}],"version-history":[{"count":1,"href":"https:\/\/www.recantha.co.uk\/blog\/index.php?rest_route=\/wp\/v2\/posts\/18443\/revisions"}],"predecessor-version":[{"id":18445,"href":"https:\/\/www.recantha.co.uk\/blog\/index.php?rest_route=\/wp\/v2\/posts\/18443\/revisions\/18445"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.recantha.co.uk\/blog\/index.php?rest_route=\/wp\/v2\/media\/18444"}],"wp:attachment":[{"href":"https:\/\/www.recantha.co.uk\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=18443"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.recantha.co.uk\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=18443"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.recantha.co.uk\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=18443"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}