{"id":12804,"date":"2015-06-23T11:53:25","date_gmt":"2015-06-23T10:53:25","guid":{"rendered":"http:\/\/www.recantha.co.uk\/blog\/?p=12804"},"modified":"2015-06-24T19:46:23","modified_gmt":"2015-06-24T18:46:23","slug":"create-a-3x3x3-led-cube-with-the-raspberry-pi","status":"publish","type":"post","link":"https:\/\/www.recantha.co.uk\/blog\/?p=12804","title":{"rendered":"Create a 3x3x3 LED cube with the Raspberry Pi"},"content":{"rendered":"<p><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" class=\"alignnone\" src=\"https:\/\/i0.wp.com\/cdn.instructables.com\/F1B\/FVP9\/IAQMBIAG\/F1BFVP9IAQMBIAG.MEDIUM.jpg?resize=560%2C420\" alt=\"\" width=\"560\" height=\"420\" \/><\/p>\n<p>Jacob\u00a0from <a href=\"http:\/\/www.coventrymakerspace.com\" target=\"_blank\">Coventry Makerspace<\/a>\u00a0has taken 27 LEDs and soldered them together as a cube. He&#8217;s then hooked up each of the 9 columns of LEDs to GPIO pins and also to ground, via transistors. The transistors are also hooked up to GPIO pins in rows so that by combining the columns and rows you can &#8216;address&#8217; each LED individually. A word of warning: he&#8217;s not used resistors for the LEDs, and he should have done. He&#8217;s also mixed in the use of a Pi Cobbler but not reflected that on his wiring diagram, so just use whichever method you prefer. The code has been pasted in incorrectly, losing the indents, but you should be able to work out what goes where.\u00a0<a href=\"http:\/\/www.instructables.com\/id\/Raspberry-Pi-3x3-LED-Cube\/?ALLSTEPS\" target=\"_blank\">Read it here<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Jacob\u00a0from Coventry Makerspace\u00a0has taken 27 LEDs and soldered them together as a cube. He&#8217;s then hooked up each of the 9 columns of LEDs to GPIO pins and also to ground, via transistors. The transistors are also hooked up to&hellip;<\/p>\n<p class=\"more-link-p\"><a class=\"more-link\" href=\"https:\/\/www.recantha.co.uk\/blog\/?p=12804\">Read more &rarr;<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2},"jetpack_post_was_ever_published":false},"categories":[50,39,51],"tags":[],"class_list":["post-12804","post","type-post","status-publish","format-standard","hentry","category-making","category-programming","category-tutorials"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Create a 3x3x3 LED cube 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=12804\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Create a 3x3x3 LED cube with the Raspberry Pi - Raspberry Pi Pod\" \/>\n<meta property=\"og:description\" content=\"Jacob\u00a0from Coventry Makerspace\u00a0has taken 27 LEDs and soldered them together as a cube. He&#8217;s then hooked up each of the 9 columns of LEDs to GPIO pins and also to ground, via transistors. The transistors are also hooked up to&hellip;Read more &rarr;\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.recantha.co.uk\/blog\/?p=12804\" \/>\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=\"2015-06-23T10:53:25+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2015-06-24T18:46:23+00:00\" \/>\n<meta property=\"og:image\" content=\"http:\/\/cdn.instructables.com\/F1B\/FVP9\/IAQMBIAG\/F1BFVP9IAQMBIAG.MEDIUM.jpg\" \/>\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=12804#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.recantha.co.uk\\\/blog\\\/?p=12804\"},\"author\":{\"name\":\"Michael Horne\",\"@id\":\"https:\\\/\\\/www.recantha.co.uk\\\/blog\\\/#\\\/schema\\\/person\\\/c27c4ef2ee1c18b130f1fcd5dcdbb263\"},\"headline\":\"Create a 3x3x3 LED cube with the Raspberry Pi\",\"datePublished\":\"2015-06-23T10:53:25+00:00\",\"dateModified\":\"2015-06-24T18:46:23+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/www.recantha.co.uk\\\/blog\\\/?p=12804\"},\"wordCount\":136,\"commentCount\":7,\"publisher\":{\"@id\":\"https:\\\/\\\/www.recantha.co.uk\\\/blog\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/www.recantha.co.uk\\\/blog\\\/?p=12804#primaryimage\"},\"thumbnailUrl\":\"http:\\\/\\\/cdn.instructables.com\\\/F1B\\\/FVP9\\\/IAQMBIAG\\\/F1BFVP9IAQMBIAG.MEDIUM.jpg\",\"articleSection\":[\"Making\",\"Programming\",\"Tutorials\"],\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/www.recantha.co.uk\\\/blog\\\/?p=12804#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.recantha.co.uk\\\/blog\\\/?p=12804\",\"url\":\"https:\\\/\\\/www.recantha.co.uk\\\/blog\\\/?p=12804\",\"name\":\"Create a 3x3x3 LED cube with the Raspberry Pi - 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I think this is the first home-grown board I've seen for the B+. It's got a number of configurations (see below) and takes a variety of LEDs and switches\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":"https:\/\/i0.wp.com\/www.pocketmoneytronics.co.uk\/wp-content\/uploads\/2014\/07\/three_boards.jpg?resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.pocketmoneytronics.co.uk\/wp-content\/uploads\/2014\/07\/three_boards.jpg?resize=350%2C200 1x, https:\/\/i0.wp.com\/www.pocketmoneytronics.co.uk\/wp-content\/uploads\/2014\/07\/three_boards.jpg?resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.pocketmoneytronics.co.uk\/wp-content\/uploads\/2014\/07\/three_boards.jpg?resize=700%2C400 2x"},"classes":[]},{"id":2324,"url":"https:\/\/www.recantha.co.uk\/blog\/?p=2324","url_meta":{"origin":12804,"position":1},"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":3963,"url":"https:\/\/www.recantha.co.uk\/blog\/?p=3963","url_meta":{"origin":12804,"position":2},"title":"Expansion boards galore on eBay for #RaspberryPi","author":"Michael Horne","date":"6 May 2013","format":false,"excerpt":"I was browsing through eBay and I thought I'd share with you some of the expansion boards I've found for the Raspberry Pi. First up is a 16x16 LED matrix board from Pridopia. For \u00a329.99 you get a board that plugs directly onto the GPIO and features 256 LEDs that\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":"https:\/\/i0.wp.com\/www.pridopia.com\/images\/matrix-16x16.jpg?resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.pridopia.com\/images\/matrix-16x16.jpg?resize=350%2C200 1x, https:\/\/i0.wp.com\/www.pridopia.com\/images\/matrix-16x16.jpg?resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.pridopia.com\/images\/matrix-16x16.jpg?resize=700%2C400 2x"},"classes":[]},{"id":13497,"url":"https:\/\/www.recantha.co.uk\/blog\/?p=13497","url_meta":{"origin":12804,"position":3},"title":"FUZE BASIC upgraded to support the Raspberry Pi SenseHAT","author":"Michael Horne","date":"6 October 2015","format":false,"excerpt":"Some great news for owners of the FUZE platform.\u00a0An update has been released that means you can now interface with the Raspberry Pi SenseHAT using the FUZE BASIC\u00a0language. The following commands have been added: senseRGBcolour - sets the active colour sensePlot - turns on an LED at the specified location\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.fuze.co.uk\/wp-content\/uploads\/2014\/06\/FuzeKitShad.png?resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.fuze.co.uk\/wp-content\/uploads\/2014\/06\/FuzeKitShad.png?resize=350%2C200 1x, https:\/\/i0.wp.com\/www.fuze.co.uk\/wp-content\/uploads\/2014\/06\/FuzeKitShad.png?resize=525%2C300 1.5x"},"classes":[]},{"id":15730,"url":"https:\/\/www.recantha.co.uk\/blog\/?p=15730","url_meta":{"origin":12804,"position":4},"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":8543,"url":"https:\/\/www.recantha.co.uk\/blog\/?p=8543","url_meta":{"origin":12804,"position":5},"title":"BerryClip+ for the #RaspberryPi review","author":"Michael Horne","date":"9 March 2014","format":false,"excerpt":"Matt Hawkins (aka The Raspberry Pi Spy) sent me one of his new GPIO add-on boards for the Pi called the BerryClip+. The BerryClip+ is a simple, half-sized add-on board for the Raspberry Pi that plugs straight onto the GPIO header. It contains 6 LEDs (2 red, 2 amber, 2\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":"https:\/\/i0.wp.com\/www.raspberrypi-spy.co.uk\/wp-content\/uploads\/2012\/11\/berryclip_2013_03_06.jpg?resize=350%2C200","width":350,"height":200},"classes":[]}],"_links":{"self":[{"href":"https:\/\/www.recantha.co.uk\/blog\/index.php?rest_route=\/wp\/v2\/posts\/12804","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=12804"}],"version-history":[{"count":3,"href":"https:\/\/www.recantha.co.uk\/blog\/index.php?rest_route=\/wp\/v2\/posts\/12804\/revisions"}],"predecessor-version":[{"id":12808,"href":"https:\/\/www.recantha.co.uk\/blog\/index.php?rest_route=\/wp\/v2\/posts\/12804\/revisions\/12808"}],"wp:attachment":[{"href":"https:\/\/www.recantha.co.uk\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=12804"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.recantha.co.uk\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=12804"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.recantha.co.uk\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=12804"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}