{"id":12233,"date":"2015-03-19T10:21:20","date_gmt":"2015-03-19T10:21:20","guid":{"rendered":"http:\/\/www.recantha.co.uk\/blog\/?p=12233"},"modified":"2015-03-19T10:21:31","modified_gmt":"2015-03-19T10:21:31","slug":"diy-oscilloscope-uses-a-raspberry-pi-and-lego","status":"publish","type":"post","link":"https:\/\/www.recantha.co.uk\/blog\/?p=12233","title":{"rendered":"DIY oscilloscope uses a Raspberry Pi and LEGO!"},"content":{"rendered":"<p><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" class=\"alignnone\" src=\"https:\/\/i0.wp.com\/cdn.instructables.com\/FGB\/W1HK\/I7D5VDA4\/FGBW1HKI7D5VDA4.MEDIUM.jpg?resize=560%2C315\" alt=\"\" width=\"560\" height=\"315\" \/><\/p>\n<p>Steve Schuler wanted to build an oscilloscope. He used\u00a0LEGO, an Erector set, a LittleBits motor and a Raspberry Pi which generates the PWM necessary to drive the motor.\u00a0The motor is hooked up to a spinning mirror that sweeps the laser across some graph paper, creating a straight laser line. The motor control is programmed on the Pi using ScratchGPIO. You can <a href=\"http:\/\/www.science20.com\/square_root_of_not\/laseroscope-154078\" target=\"_blank\">read more about it on Steve&#8217;s blog post<\/a> or watch the video below.<br \/>\n<iframe loading=\"lazy\" src=\"https:\/\/player.vimeo.com\/video\/122301237\" width=\"500\" height=\"281\" frameborder=\"0\" allowfullscreen=\"allowfullscreen\"><\/iframe><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Steve Schuler wanted to build an oscilloscope. He used\u00a0LEGO, an Erector set, a LittleBits motor and a Raspberry Pi which generates the PWM necessary to drive the motor.\u00a0The motor is hooked up to a spinning mirror that sweeps the laser&hellip;<\/p>\n<p class=\"more-link-p\"><a class=\"more-link\" href=\"https:\/\/www.recantha.co.uk\/blog\/?p=12233\">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_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":[22,50,45,68],"tags":[],"class_list":["post-12233","post","type-post","status-publish","format-standard","hentry","category-geeky-techiness","category-making","category-robotics","category-science"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>DIY oscilloscope uses a Raspberry Pi and LEGO! - 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=12233\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"DIY oscilloscope uses a Raspberry Pi and LEGO! - Raspberry Pi Pod\" \/>\n<meta property=\"og:description\" content=\"Steve Schuler wanted to build an oscilloscope. He used\u00a0LEGO, an Erector set, a LittleBits motor and a Raspberry Pi which generates the PWM necessary to drive the motor.\u00a0The motor is hooked up to a spinning mirror that sweeps the laser&hellip;Read more &rarr;\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.recantha.co.uk\/blog\/?p=12233\" \/>\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=\"2015-03-19T10:21:20+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2015-03-19T10:21:31+00:00\" \/>\n<meta property=\"og:image\" content=\"http:\/\/cdn.instructables.com\/FGB\/W1HK\/I7D5VDA4\/FGBW1HKI7D5VDA4.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<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/www.recantha.co.uk\/blog\/?p=12233#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.recantha.co.uk\/blog\/?p=12233\"},\"author\":{\"name\":\"Michael Horne\",\"@id\":\"https:\/\/www.recantha.co.uk\/blog\/#\/schema\/person\/c27c4ef2ee1c18b130f1fcd5dcdbb263\"},\"headline\":\"DIY oscilloscope uses a Raspberry Pi and LEGO!\",\"datePublished\":\"2015-03-19T10:21:20+00:00\",\"dateModified\":\"2015-03-19T10:21:31+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/www.recantha.co.uk\/blog\/?p=12233\"},\"wordCount\":85,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\/\/www.recantha.co.uk\/blog\/#organization\"},\"image\":{\"@id\":\"https:\/\/www.recantha.co.uk\/blog\/?p=12233#primaryimage\"},\"thumbnailUrl\":\"http:\/\/cdn.instructables.com\/FGB\/W1HK\/I7D5VDA4\/FGBW1HKI7D5VDA4.MEDIUM.jpg\",\"articleSection\":[\"Geeky Techiness\",\"Making\",\"Robotics\",\"Science\"],\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\/\/www.recantha.co.uk\/blog\/?p=12233#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.recantha.co.uk\/blog\/?p=12233\",\"url\":\"https:\/\/www.recantha.co.uk\/blog\/?p=12233\",\"name\":\"DIY oscilloscope uses a Raspberry Pi and LEGO! 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They have created a\u00a0combination digital oscilloscope and function generator that runs an interface on a Raspberry Pi and takes readings and generates functions via a PIC32 chip over\u2026","rel":"","context":"In &quot;Education&quot;","block_context":{"text":"Education","link":"https:\/\/www.recantha.co.uk\/blog\/?cat=17"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/people.ece.cornell.edu\/land\/courses\/ece4760\/FinalProjects\/f2016\/ak634_jmw483_dm797\/ak634_jmw483_dm797\/ak634_jmw483_dm797\/images\/PICPiImage.jpg?resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/people.ece.cornell.edu\/land\/courses\/ece4760\/FinalProjects\/f2016\/ak634_jmw483_dm797\/ak634_jmw483_dm797\/ak634_jmw483_dm797\/images\/PICPiImage.jpg?resize=350%2C200 1x, https:\/\/i0.wp.com\/people.ece.cornell.edu\/land\/courses\/ece4760\/FinalProjects\/f2016\/ak634_jmw483_dm797\/ak634_jmw483_dm797\/ak634_jmw483_dm797\/images\/PICPiImage.jpg?resize=525%2C300 1.5x, https:\/\/i0.wp.com\/people.ece.cornell.edu\/land\/courses\/ece4760\/FinalProjects\/f2016\/ak634_jmw483_dm797\/ak634_jmw483_dm797\/ak634_jmw483_dm797\/images\/PICPiImage.jpg?resize=700%2C400 2x, https:\/\/i0.wp.com\/people.ece.cornell.edu\/land\/courses\/ece4760\/FinalProjects\/f2016\/ak634_jmw483_dm797\/ak634_jmw483_dm797\/ak634_jmw483_dm797\/images\/PICPiImage.jpg?resize=1050%2C600 3x, https:\/\/i0.wp.com\/people.ece.cornell.edu\/land\/courses\/ece4760\/FinalProjects\/f2016\/ak634_jmw483_dm797\/ak634_jmw483_dm797\/ak634_jmw483_dm797\/images\/PICPiImage.jpg?resize=1400%2C800 4x"},"classes":[]},{"id":6524,"url":"https:\/\/www.recantha.co.uk\/blog\/?p=6524","url_meta":{"origin":12233,"position":1},"title":"The #RaspberryPi Wobbulator","author":"Michael Horne","date":"18 October 2013","format":false,"excerpt":"\u00a0 Over on Slice of Raspberry Pi, they've been developing a sweep generator, also known as a wobbulator. 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Part of the tutorial includes turning the unit into a wifi access point for easy connection.This could prove very useful for\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\/cdn.instructables.com\/F1F\/A7EH\/HOUG1GJM\/F1FA7EHHOUG1GJM.MEDIUM.jpg?resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/cdn.instructables.com\/F1F\/A7EH\/HOUG1GJM\/F1FA7EHHOUG1GJM.MEDIUM.jpg?resize=350%2C200 1x, https:\/\/i0.wp.com\/cdn.instructables.com\/F1F\/A7EH\/HOUG1GJM\/F1FA7EHHOUG1GJM.MEDIUM.jpg?resize=525%2C300 1.5x"},"classes":[]},{"id":18984,"url":"https:\/\/www.recantha.co.uk\/blog\/?p=18984","url_meta":{"origin":12233,"position":4},"title":"This Raspberry Pi-controlled laser pointer writes the weather out for you","author":"Michael Horne","date":"28 June 2018","format":false,"excerpt":"Please note: these types of lasers can damage your eyes - so please, use appropriate eye-protection. 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He's then programmed the Raspberry Pi to receive messages from\u00a0Google Assistant\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\/06\/laser_feature.gif?fit=800%2C450&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2018\/06\/laser_feature.gif?fit=800%2C450&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2018\/06\/laser_feature.gif?fit=800%2C450&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2018\/06\/laser_feature.gif?fit=800%2C450&ssl=1&resize=700%2C400 2x"},"classes":[]},{"id":12269,"url":"https:\/\/www.recantha.co.uk\/blog\/?p=12269","url_meta":{"origin":12233,"position":5},"title":"Raspberry Pi Music Synthesis &#8211; multi-synth sequencing","author":"Michael Horne","date":"27 March 2015","format":false,"excerpt":"https:\/\/www.youtube.com\/watch?v=THr2aKJbVVU Phil Atkin has been hard at work developing synth systems with the Pi. Here is a video\u00a0(above) of his latest effort. I'll let him explain: A first-generation Raspberry Pi (Model B+ overclocked to 950MHz) runs a sequencing application which drives 8 simultaneous soft synths running on the Pi, and\u2026","rel":"","context":"In &quot;Audio&quot;","block_context":{"text":"Audio","link":"https:\/\/www.recantha.co.uk\/blog\/?cat=4"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/img.youtube.com\/vi\/THr2aKJbVVU\/0.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\/12233","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=12233"}],"version-history":[{"count":1,"href":"https:\/\/www.recantha.co.uk\/blog\/index.php?rest_route=\/wp\/v2\/posts\/12233\/revisions"}],"predecessor-version":[{"id":12234,"href":"https:\/\/www.recantha.co.uk\/blog\/index.php?rest_route=\/wp\/v2\/posts\/12233\/revisions\/12234"}],"wp:attachment":[{"href":"https:\/\/www.recantha.co.uk\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=12233"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.recantha.co.uk\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=12233"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.recantha.co.uk\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=12233"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}