{"id":9940,"date":"2015-01-12T20:36:12","date_gmt":"2015-01-13T01:36:12","guid":{"rendered":"http:\/\/embedded-lab.com\/blog\/?p=9940"},"modified":"2015-01-12T20:36:35","modified_gmt":"2015-01-13T01:36:35","slug":"arduino-binary-clock-seven-segment-led-displays","status":"publish","type":"post","link":"https:\/\/embedded-lab.com\/blog\/arduino-binary-clock-seven-segment-led-displays\/","title":{"rendered":"Arduino binary clock with seven segment LED displays"},"content":{"rendered":"<p>Brett Oliver&#8217;s latest version of <a href=\"http:\/\/home.btconnect.com\/brettoliver1\/Binary_Clock\/Binary_Clock.htm\" target=\"_blank\"><strong>Arduino-controlled<\/strong><\/a><span style=\"font-size: 0.95em; line-height: 1.6em;\"><a href=\"http:\/\/home.btconnect.com\/brettoliver1\/Binary_Clock\/Binary_Clock.htm\" target=\"_blank\"><strong>\u00a0binary LED clock<\/strong><\/a> uses a 4&#215;20 character LCD and three <strong><a href=\"https:\/\/www.tindie.com\/products\/rajbex\/spi7segdisp856-kit-eight-digit-serial-spi-seven-segment-led-display-yellow\/\" target=\"_blank\">MAX7219-based serial\u00a0<\/a><\/strong><\/span><span style=\"font-size: 0.95em; line-height: 1.6em;\"><a href=\"https:\/\/www.tindie.com\/products\/rajbex\/spi7segdisp856-kit-eight-digit-serial-spi-seven-segment-led-display-yellow\/\" target=\"_blank\"><strong>8-digit seven segment displays<\/strong><\/a>\u00a0to show time and date, which is synchronized to the DCF77 time code transmitter in Germany. The\u00a0display brightness is auto adjusted to room level using a photoresistor as ambient light sensor. Brett also implemented\u00a0a PIR sensor for motion detection that will automatically shut down the main 7 segment display and LCD display when there is no body to watch the clock.<\/span><\/p>\n<div id=\"attachment_9941\" style=\"width: 317px\" class=\"wp-caption aligncenter\"><a href=\"http:\/\/embedded-lab.com\/blog\/?attachment_id=9941\" rel=\"attachment wp-att-9941\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-9941\" class=\"size-full wp-image-9941\" alt=\"asa\" src=\"http:\/\/embedded-lab.com\/blog\/wp-content\/uploads\/2015\/01\/binary_clock_animation.gif\" width=\"307\" height=\"420\" \/><\/a><p id=\"caption-attachment-9941\" class=\"wp-caption-text\">Arduino-based binary LED clock<\/p><\/div>\n","protected":false},"excerpt":{"rendered":"<p>Brett Oliver&#8217;s latest version of Arduino-controlled\u00a0binary LED clock uses a 4&#215;20 character LCD and three MAX7219-based serial\u00a08-digit seven segment displays\u00a0to show time and date, which is synchronized to the DCF77 time code transmitter in Germany. The\u00a0display brightness is auto adjusted to room level using a photoresistor as ambient light sensor. Brett also implemented\u00a0a PIR sensor for motion detection that will automatically shut down the main 7 segment display and LCD display when there is no body to watch the clock.<\/p>\n","protected":false},"author":1,"featured_media":9941,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[150],"tags":[577,772,1096],"class_list":["post-9940","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-arduino-2","tag-arduino-clock","tag-led-clock","tag-max7219-led-driver"],"_links":{"self":[{"href":"https:\/\/embedded-lab.com\/blog\/wp-json\/wp\/v2\/posts\/9940","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=9940"}],"version-history":[{"count":3,"href":"https:\/\/embedded-lab.com\/blog\/wp-json\/wp\/v2\/posts\/9940\/revisions"}],"predecessor-version":[{"id":9944,"href":"https:\/\/embedded-lab.com\/blog\/wp-json\/wp\/v2\/posts\/9940\/revisions\/9944"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/embedded-lab.com\/blog\/wp-json\/wp\/v2\/media\/9941"}],"wp:attachment":[{"href":"https:\/\/embedded-lab.com\/blog\/wp-json\/wp\/v2\/media?parent=9940"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/embedded-lab.com\/blog\/wp-json\/wp\/v2\/categories?post=9940"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/embedded-lab.com\/blog\/wp-json\/wp\/v2\/tags?post=9940"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}