{"id":92,"date":"2014-07-08T00:19:37","date_gmt":"2014-07-08T07:19:37","guid":{"rendered":"http:\/\/www.migration.andersknelson.com\/blog\/?p=92"},"modified":"2023-11-01T00:51:04","modified_gmt":"2023-11-01T04:51:04","slug":"sunset-fader","status":"publish","type":"post","link":"https:\/\/www.andersknelson.com\/blog\/?p=92","title":{"rendered":"Sunset Fader"},"content":{"rendered":"\n<p>An artsy&nbsp;night-light that glows with the&nbsp;phases of a Puerto Rican sunset.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Background<\/h2>\n\n\n\n<p>For a few summer months I managed to trick a beautiful blonde dancer into hanging out with me for a while. In my bewilderment I made a night-light as a present for her 30th birthday.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">What it does<\/h2>\n\n\n\n<p>The sand dollar glows with&nbsp;the main phases of the sunrise (contrary to the project&#8217;s name) and looks rad.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">What it&#8217;s made of<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>A sand dollar I plucked from the ocean in Rincon, Puerto Rico<\/li>\n\n\n\n<li>A <a href=\"https:\/\/www.andersknelson.com\/blog\/wp-content\/uploads\/2014\/07\/IMG_20130524_132805.jpg\">photo of the sand dollar<\/a> in my hand taken with my mobile phone<\/li>\n\n\n\n<li>An <a href=\"http:\/\/www.ikea.com\/us\/en\/catalog\/products\/00078032\/\">IKEA shadowbox frame<\/a><\/li>\n\n\n\n<li>A large&nbsp;vinyl-coated paperclip<\/li>\n\n\n\n<li>A <a href=\"http:\/\/www.monoprice.com\/Product?c_id=112&amp;cp_id=11212&amp;cs_id=1085102&amp;p_id=10273\">USB power supply<\/a>,&nbsp;cable and&nbsp;<a href=\"http:\/\/www.monoprice.com\/Product?c_id=103&amp;cp_id=10303&amp;cs_id=1030304&amp;p_id=8607\">extension<\/a><\/li>\n\n\n\n<li>A <a href=\"http:\/\/www.microchipdirect.com\/productsearch.aspx?keywords=DM164130-4\">PIC18F45K20&nbsp;development board<\/a>&nbsp;(comes in this <a href=\"http:\/\/www.microchipdirect.com\/ProductSearch.aspx?keywords=DV164131\">bundle<\/a>)<\/li>\n\n\n\n<li>A <a href=\"http:\/\/www.colourlovers.com\/palettes\/search?sortCol=votes&amp;sortBy=DESC&amp;query=sunrise\">sunrise color palette<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/github.com\/ufanders\/sunsetFader\">Firmware<\/a>&nbsp;written in C using&nbsp;<a href=\"https:\/\/www.microchip.com\/pagehandler\/en-us\/family\/mplabx\/\">MPLABX<\/a>,&nbsp;compiled by&nbsp;XC8&nbsp;and loaded using an&nbsp;<a href=\"http:\/\/www.microchip.com\/Developmenttools\/ProductDetails.aspx?PartNO=DV164035\">ICD3<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/github.com\/ufanders\/sunsetFader\">Custom PCB<\/a>&nbsp;designed in&nbsp;<a href=\"http:\/\/www.cadsoftusa.com\/eagle-pcb-design-software\/product-overview\/?language=en\">EAGLE<\/a>&nbsp;and fabricated at&nbsp;<a href=\"http:\/\/quoting.sunstone.com\/quoteexpress.aspx\">PCBExpress<\/a><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Theory of operation<\/h2>\n\n\n\n<p>A potentiometer on the controller board mounted to the rear of the shadowbox cycles through five colors and &#8216;off&#8217;. Each 1\/6 of a turn sends the next color in the palette to an RGB LED controlled by a local PWM&nbsp;driver.<\/p>\n\n\n\n<figure class=\"wp-block-gallery has-nested-images columns-3 is-cropped wp-block-gallery-1 is-layout-flex wp-block-gallery-is-layout-flex\">\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" data-id=\"93\" src=\"https:\/\/www.andersknelson.com\/blog\/wp-content\/uploads\/2014\/07\/IMG_1212-1024x768.jpg\" alt=\"\" class=\"wp-image-93\" srcset=\"https:\/\/www.andersknelson.com\/blog\/wp-content\/uploads\/2014\/07\/IMG_1212-1024x768.jpg 1024w, https:\/\/www.andersknelson.com\/blog\/wp-content\/uploads\/2014\/07\/IMG_1212-300x225.jpg 300w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" data-id=\"102\" src=\"https:\/\/www.andersknelson.com\/blog\/wp-content\/uploads\/2014\/07\/IMG_1221-1024x768.jpg\" alt=\"\" class=\"wp-image-102\" srcset=\"https:\/\/www.andersknelson.com\/blog\/wp-content\/uploads\/2014\/07\/IMG_1221-1024x768.jpg 1024w, https:\/\/www.andersknelson.com\/blog\/wp-content\/uploads\/2014\/07\/IMG_1221-300x225.jpg 300w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" data-id=\"103\" src=\"https:\/\/www.andersknelson.com\/blog\/wp-content\/uploads\/2014\/07\/IMG_1222-1024x768.jpg\" alt=\"\" class=\"wp-image-103\" srcset=\"https:\/\/www.andersknelson.com\/blog\/wp-content\/uploads\/2014\/07\/IMG_1222-1024x768.jpg 1024w, https:\/\/www.andersknelson.com\/blog\/wp-content\/uploads\/2014\/07\/IMG_1222-300x225.jpg 300w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" data-id=\"94\" src=\"https:\/\/www.andersknelson.com\/blog\/wp-content\/uploads\/2014\/07\/IMG_1213-1024x768.jpg\" alt=\"\" class=\"wp-image-94\" srcset=\"https:\/\/www.andersknelson.com\/blog\/wp-content\/uploads\/2014\/07\/IMG_1213-1024x768.jpg 1024w, https:\/\/www.andersknelson.com\/blog\/wp-content\/uploads\/2014\/07\/IMG_1213-300x225.jpg 300w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" data-id=\"95\" src=\"https:\/\/www.andersknelson.com\/blog\/wp-content\/uploads\/2014\/07\/IMG_1214-1024x768.jpg\" alt=\"\" class=\"wp-image-95\" srcset=\"https:\/\/www.andersknelson.com\/blog\/wp-content\/uploads\/2014\/07\/IMG_1214-1024x768.jpg 1024w, https:\/\/www.andersknelson.com\/blog\/wp-content\/uploads\/2014\/07\/IMG_1214-300x225.jpg 300w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" data-id=\"96\" src=\"https:\/\/www.andersknelson.com\/blog\/wp-content\/uploads\/2014\/07\/IMG_1215-1024x768.jpg\" alt=\"\" class=\"wp-image-96\" srcset=\"https:\/\/www.andersknelson.com\/blog\/wp-content\/uploads\/2014\/07\/IMG_1215-1024x768.jpg 1024w, https:\/\/www.andersknelson.com\/blog\/wp-content\/uploads\/2014\/07\/IMG_1215-300x225.jpg 300w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" data-id=\"97\" src=\"https:\/\/www.andersknelson.com\/blog\/wp-content\/uploads\/2014\/07\/IMG_1216-1024x768.jpg\" alt=\"\" class=\"wp-image-97\" srcset=\"https:\/\/www.andersknelson.com\/blog\/wp-content\/uploads\/2014\/07\/IMG_1216-1024x768.jpg 1024w, https:\/\/www.andersknelson.com\/blog\/wp-content\/uploads\/2014\/07\/IMG_1216-300x225.jpg 300w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" data-id=\"98\" src=\"https:\/\/www.andersknelson.com\/blog\/wp-content\/uploads\/2014\/07\/IMG_1217-1024x768.jpg\" alt=\"\" class=\"wp-image-98\" srcset=\"https:\/\/www.andersknelson.com\/blog\/wp-content\/uploads\/2014\/07\/IMG_1217-1024x768.jpg 1024w, https:\/\/www.andersknelson.com\/blog\/wp-content\/uploads\/2014\/07\/IMG_1217-300x225.jpg 300w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" data-id=\"99\" src=\"https:\/\/www.andersknelson.com\/blog\/wp-content\/uploads\/2014\/07\/IMG_1218-1024x768.jpg\" alt=\"\" class=\"wp-image-99\" srcset=\"https:\/\/www.andersknelson.com\/blog\/wp-content\/uploads\/2014\/07\/IMG_1218-1024x768.jpg 1024w, https:\/\/www.andersknelson.com\/blog\/wp-content\/uploads\/2014\/07\/IMG_1218-300x225.jpg 300w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" data-id=\"100\" src=\"https:\/\/www.andersknelson.com\/blog\/wp-content\/uploads\/2014\/07\/IMG_1219-1024x768.jpg\" alt=\"\" class=\"wp-image-100\" srcset=\"https:\/\/www.andersknelson.com\/blog\/wp-content\/uploads\/2014\/07\/IMG_1219-1024x768.jpg 1024w, https:\/\/www.andersknelson.com\/blog\/wp-content\/uploads\/2014\/07\/IMG_1219-300x225.jpg 300w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" data-id=\"101\" src=\"https:\/\/www.andersknelson.com\/blog\/wp-content\/uploads\/2014\/07\/IMG_1220-1024x768.jpg\" alt=\"\" class=\"wp-image-101\" srcset=\"https:\/\/www.andersknelson.com\/blog\/wp-content\/uploads\/2014\/07\/IMG_1220-1024x768.jpg 1024w, https:\/\/www.andersknelson.com\/blog\/wp-content\/uploads\/2014\/07\/IMG_1220-300x225.jpg 300w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" data-id=\"104\" src=\"https:\/\/www.andersknelson.com\/blog\/wp-content\/uploads\/2014\/07\/IMG_1223-1024x768.jpg\" alt=\"\" class=\"wp-image-104\" srcset=\"https:\/\/www.andersknelson.com\/blog\/wp-content\/uploads\/2014\/07\/IMG_1223-1024x768.jpg 1024w, https:\/\/www.andersknelson.com\/blog\/wp-content\/uploads\/2014\/07\/IMG_1223-300x225.jpg 300w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" data-id=\"105\" src=\"https:\/\/www.andersknelson.com\/blog\/wp-content\/uploads\/2014\/07\/IMG_1224-1024x768.jpg\" alt=\"\" class=\"wp-image-105\" srcset=\"https:\/\/www.andersknelson.com\/blog\/wp-content\/uploads\/2014\/07\/IMG_1224-1024x768.jpg 1024w, https:\/\/www.andersknelson.com\/blog\/wp-content\/uploads\/2014\/07\/IMG_1224-300x225.jpg 300w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n<\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Conclusion<\/h2>\n\n\n\n<p>Worked like a champ.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>An artsy&nbsp;night-light that glows with the&nbsp;phases of a Puerto Rican [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":98,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2],"tags":[6,9,7],"class_list":["post-92","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-projects","tag-led","tag-pic","tag-rgb"],"_links":{"self":[{"href":"https:\/\/www.andersknelson.com\/blog\/index.php?rest_route=\/wp\/v2\/posts\/92","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.andersknelson.com\/blog\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.andersknelson.com\/blog\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.andersknelson.com\/blog\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.andersknelson.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=92"}],"version-history":[{"count":17,"href":"https:\/\/www.andersknelson.com\/blog\/index.php?rest_route=\/wp\/v2\/posts\/92\/revisions"}],"predecessor-version":[{"id":1127,"href":"https:\/\/www.andersknelson.com\/blog\/index.php?rest_route=\/wp\/v2\/posts\/92\/revisions\/1127"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.andersknelson.com\/blog\/index.php?rest_route=\/wp\/v2\/media\/98"}],"wp:attachment":[{"href":"https:\/\/www.andersknelson.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=92"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.andersknelson.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=92"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.andersknelson.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=92"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}