{"id":680,"date":"2016-11-11T12:33:30","date_gmt":"2016-11-11T03:33:30","guid":{"rendered":"https:\/\/se.is.kit.ac.jp\/~o-mizuno\/?post_type=jetpack-portfolio&#038;p=680"},"modified":"2016-11-13T17:05:34","modified_gmt":"2016-11-13T08:05:34","slug":"what_we_lost_in_mbp2016","status":"publish","type":"jetpack-portfolio","link":"https:\/\/se.is.kit.ac.jp\/~o-mizuno\/portfolio\/what_we_lost_in_mbp2016\/","title":{"rendered":"&#8221;What we lost in MacBook Pro 2016&#8243; device"},"content":{"rendered":"<div class=\"entry-content\" itemprop=\"text\">\nApple removed the famous start up sound from MacBook Pro 2016 as well as physical esc key.<br \/>\nSo I created a device having these features.<\/p>\n<p>When the ESC keyboard is powered on and launched, the MP3 player unit will emit the mac startup sound.<\/p>\n<div class=\"carousel slide\" id=\"custom-carousel-0\" data-ride=\"carousel\"><ol class=\"carousel-indicators\"><li class=\"active\" data-target=\"#custom-carousel-0\" data-slide-to=\"0\"><\/li><li class=\"\" data-target=\"#custom-carousel-0\" data-slide-to=\"1\"><\/li><\/ol><div class=\"carousel-inner\">\n<div class=\"item active\"><a href=\"https:\/\/se.is.kit.ac.jp\/~o-mizuno\/wp\/wp-content\/uploads\/2016\/11\/IMG_7637-e1478777221431.jpg\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/se.is.kit.ac.jp\/~o-mizuno\/wp\/wp-content\/uploads\/2016\/11\/IMG_7637-e1478777221431-1024x644.jpg\" alt=\"img_7637\" width=\"640\" height=\"403\" class=\" size-large wp-image-682\" srcset=\"https:\/\/se.is.kit.ac.jp\/~o-mizuno\/wp\/wp-content\/uploads\/2016\/11\/IMG_7637-e1478777221431-1024x644.jpg 1024w, https:\/\/se.is.kit.ac.jp\/~o-mizuno\/wp\/wp-content\/uploads\/2016\/11\/IMG_7637-e1478777221431-300x189.jpg 300w, https:\/\/se.is.kit.ac.jp\/~o-mizuno\/wp\/wp-content\/uploads\/2016\/11\/IMG_7637-e1478777221431-768x483.jpg 768w, https:\/\/se.is.kit.ac.jp\/~o-mizuno\/wp\/wp-content\/uploads\/2016\/11\/IMG_7637-e1478777221431-640x403.jpg 640w, https:\/\/se.is.kit.ac.jp\/~o-mizuno\/wp\/wp-content\/uploads\/2016\/11\/IMG_7637-e1478777221431-48x30.jpg 48w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><\/a><br \/>\n<\/div>\n<div class=\"item\">\n<a href=\"https:\/\/se.is.kit.ac.jp\/~o-mizuno\/wp\/wp-content\/uploads\/2016\/11\/IMG_7638.jpg\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/se.is.kit.ac.jp\/~o-mizuno\/wp\/wp-content\/uploads\/2016\/11\/IMG_7638-1024x713.jpg\" alt=\"img_7638\" width=\"640\" height=\"446\" class=\" size-large wp-image-683\" srcset=\"https:\/\/se.is.kit.ac.jp\/~o-mizuno\/wp\/wp-content\/uploads\/2016\/11\/IMG_7638-1024x713.jpg 1024w, https:\/\/se.is.kit.ac.jp\/~o-mizuno\/wp\/wp-content\/uploads\/2016\/11\/IMG_7638-300x209.jpg 300w, https:\/\/se.is.kit.ac.jp\/~o-mizuno\/wp\/wp-content\/uploads\/2016\/11\/IMG_7638-768x535.jpg 768w, https:\/\/se.is.kit.ac.jp\/~o-mizuno\/wp\/wp-content\/uploads\/2016\/11\/IMG_7638-640x446.jpg 640w, https:\/\/se.is.kit.ac.jp\/~o-mizuno\/wp\/wp-content\/uploads\/2016\/11\/IMG_7638-48x33.jpg 48w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><\/a><br \/>\n<\/div>\n<\/div><a class=\"left carousel-control\"  href=\"#custom-carousel-0\" data-slide=\"prev\"><span class=\"glyphicon glyphicon-chevron-left\"><\/span><\/a><a class=\"right carousel-control\" href=\"#custom-carousel-0\" data-slide=\"next\"><span class=\"glyphicon glyphicon-chevron-right\"><\/span><\/a><\/div>\n<p>https:\/\/twitter.com\/omzn\/status\/796903974913773568<\/p>\n<h3>Materials<\/h3>\n<ul>\n<li><a href=\"https:\/\/www.sparkfun.com\/products\/12587\">Pro Micro 3.3V<\/a><\/li>\n<li><a href=\"https:\/\/www.sparkfun.com\/products\/13773\">Cherry MX Switch Breakout<\/a><\/li>\n<li><a href=\"https:\/\/www.dfrobot.com\/wiki\/index.php\/DFPlayer_Mini_SKU:DFR0299\">DFPlayer Mini<\/a><\/li>\n<li>Speaker, 8\u03a9, 0.5W<\/li>\n<\/ul>\n<p>MP3 player unit can be purchased from AliExpress from around 150 yen.<\/p>\n<h3>Wiring<\/h3>\n<p><a href=\"https:\/\/se.is.kit.ac.jp\/~o-mizuno\/wp\/wp-content\/uploads\/2016\/11\/esc_key_mp3_bb-1.png\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/se.is.kit.ac.jp\/~o-mizuno\/wp\/wp-content\/uploads\/2016\/11\/esc_key_mp3_bb-1-300x263.png\" alt=\"esc_key_mp3_bb\" width=\"300\" height=\"263\" class=\"alignnone size-medium wp-image-685\" srcset=\"https:\/\/se.is.kit.ac.jp\/~o-mizuno\/wp\/wp-content\/uploads\/2016\/11\/esc_key_mp3_bb-1-300x263.png 300w, https:\/\/se.is.kit.ac.jp\/~o-mizuno\/wp\/wp-content\/uploads\/2016\/11\/esc_key_mp3_bb-1-768x674.png 768w, https:\/\/se.is.kit.ac.jp\/~o-mizuno\/wp\/wp-content\/uploads\/2016\/11\/esc_key_mp3_bb-1-640x562.png 640w, https:\/\/se.is.kit.ac.jp\/~o-mizuno\/wp\/wp-content\/uploads\/2016\/11\/esc_key_mp3_bb-1-48x42.png 48w, https:\/\/se.is.kit.ac.jp\/~o-mizuno\/wp\/wp-content\/uploads\/2016\/11\/esc_key_mp3_bb-1.png 861w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/p>\n<h3>Code<\/h3>\n<p>Add the MP3 player startup code to the ESC keyboard code setup().<br \/>\nSince the sound does not emit well as it is done in the sample, we increase the delay between the commands sent to the MP3 player.<\/p>\n<p>https:\/\/github.com\/omzn\/esc_keyboard_mp3\n<\/div>\n","protected":false},"excerpt":{"rendered":"<div class=\"entry-summary\" itemprop=\"text\">\n<p>Apple removed the famous start up sound from MacBook Pro 2016 as well as physical esc key. So I created a device having these features. When the ESC keyboard is powered on and launched, the MP3 player unit will emit the mac startup sound. https:\/\/twitter.com\/omzn\/status\/796903974913773568 Materials Pro Micro 3.3V Cherry MX Switch Breakout DFPlayer Mini Speaker, 8\u03a9, 0.5W MP3 player unit can be purchased from AliExpress from around 150 yen. Wiring Code Add the MP3 player startup code to the ESC keyboard code setup(). Since the sound does not emit well as it is done in the sample, we increase the delay between the commands sent to the MP3 player. &#8230;<\/p>\n\n<\/div>\n","protected":false},"author":1,"featured_media":686,"comment_status":"closed","ping_status":"closed","template":"","format":"standard","meta":{"jetpack_post_was_ever_published":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-portfolio-type":[19],"jetpack-portfolio-tag":[],"class_list":["post-680","jetpack-portfolio","type-jetpack-portfolio","status-publish","format-standard","has-post-thumbnail","hentry","jetpack-portfolio-type-products","entry-lead"],"jetpack_publicize_connections":[],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/se.is.kit.ac.jp\/~o-mizuno\/wp-json\/wp\/v2\/jetpack-portfolio\/680","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/se.is.kit.ac.jp\/~o-mizuno\/wp-json\/wp\/v2\/jetpack-portfolio"}],"about":[{"href":"https:\/\/se.is.kit.ac.jp\/~o-mizuno\/wp-json\/wp\/v2\/types\/jetpack-portfolio"}],"author":[{"embeddable":true,"href":"https:\/\/se.is.kit.ac.jp\/~o-mizuno\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/se.is.kit.ac.jp\/~o-mizuno\/wp-json\/wp\/v2\/comments?post=680"}],"version-history":[{"count":0,"href":"https:\/\/se.is.kit.ac.jp\/~o-mizuno\/wp-json\/wp\/v2\/jetpack-portfolio\/680\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/se.is.kit.ac.jp\/~o-mizuno\/wp-json\/wp\/v2\/media\/686"}],"wp:attachment":[{"href":"https:\/\/se.is.kit.ac.jp\/~o-mizuno\/wp-json\/wp\/v2\/media?parent=680"}],"wp:term":[{"taxonomy":"jetpack-portfolio-type","embeddable":true,"href":"https:\/\/se.is.kit.ac.jp\/~o-mizuno\/wp-json\/wp\/v2\/jetpack-portfolio-type?post=680"},{"taxonomy":"jetpack-portfolio-tag","embeddable":true,"href":"https:\/\/se.is.kit.ac.jp\/~o-mizuno\/wp-json\/wp\/v2\/jetpack-portfolio-tag?post=680"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}