{"id":9135,"date":"2014-09-11T20:17:08","date_gmt":"2014-09-12T00:17:08","guid":{"rendered":"http:\/\/embedded-lab.com\/blog\/?p=9135"},"modified":"2014-09-11T20:17:08","modified_gmt":"2014-09-12T00:17:08","slug":"hard-disk-pov-clock","status":"publish","type":"post","link":"https:\/\/embedded-lab.com\/blog\/hard-disk-pov-clock\/","title":{"rendered":"Hard disk POV clock"},"content":{"rendered":"<p>This <a href=\"http:\/\/www.instructables.com\/id\/Hard-Disk-Clock-HDD-Clock-with-Arduino-Uno\" target=\"_blank\">Instructable<\/a> describes how to build your own <a href=\"http:\/\/www.instructables.com\/id\/Hard-Disk-Clock-HDD-Clock-with-Arduino-Uno\" target=\"_blank\"><strong>persistence-of-vision (POV) clock<\/strong><\/a> using Arduino and the motor salvaged from an old hard drive. A small cut\u00a0made on the one of the disks along with an optical sensor arrangement is used for precise positioning and timing of the rotating disk, which is the key in the operation of any POV based display.<\/p>\n<div id=\"attachment_9136\" style=\"width: 590px\" class=\"wp-caption aligncenter\"><a href=\"http:\/\/embedded-lab.com\/blog\/?attachment_id=9136\" rel=\"attachment wp-att-9136\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-9136\" class=\"size-full wp-image-9136\" alt=\"POV clock using hard disk motor\" src=\"http:\/\/embedded-lab.com\/blog\/wp-content\/uploads\/2014\/09\/POVclock.jpg\" width=\"580\" height=\"721\" srcset=\"https:\/\/embedded-lab.com\/blog\/wp-content\/uploads\/2014\/09\/POVclock.jpg 580w, https:\/\/embedded-lab.com\/blog\/wp-content\/uploads\/2014\/09\/POVclock-522x650.jpg 522w\" sizes=\"auto, (max-width: 580px) 100vw, 580px\" \/><\/a><p id=\"caption-attachment-9136\" class=\"wp-caption-text\">POV clock using hard disk motor<\/p><\/div>\n","protected":false},"excerpt":{"rendered":"<p>This Instructable describes how to build your own persistence-of-vision (POV) clock using Arduino and the motor salvaged from an old hard drive. A small cut\u00a0made on the one of the disks along with an optical sensor arrangement is used for precise positioning and timing of the rotating disk, which is the key in the operation of any POV based display.<\/p>\n","protected":false},"author":1,"featured_media":9136,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[150],"tags":[26,880,879],"class_list":["post-9135","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-arduino-2","tag-clock","tag-hard-drive-motor","tag-pov"],"_links":{"self":[{"href":"https:\/\/embedded-lab.com\/blog\/wp-json\/wp\/v2\/posts\/9135","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/embedded-lab.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/embedded-lab.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/embedded-lab.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/embedded-lab.com\/blog\/wp-json\/wp\/v2\/comments?post=9135"}],"version-history":[{"count":2,"href":"https:\/\/embedded-lab.com\/blog\/wp-json\/wp\/v2\/posts\/9135\/revisions"}],"predecessor-version":[{"id":9138,"href":"https:\/\/embedded-lab.com\/blog\/wp-json\/wp\/v2\/posts\/9135\/revisions\/9138"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/embedded-lab.com\/blog\/wp-json\/wp\/v2\/media\/9136"}],"wp:attachment":[{"href":"https:\/\/embedded-lab.com\/blog\/wp-json\/wp\/v2\/media?parent=9135"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/embedded-lab.com\/blog\/wp-json\/wp\/v2\/categories?post=9135"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/embedded-lab.com\/blog\/wp-json\/wp\/v2\/tags?post=9135"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}