{"id":10998,"date":"2015-02-12T18:00:34","date_gmt":"2015-02-12T10:00:34","guid":{"rendered":"http:\/\/www.seeedstudio.com\/blog\/?p=10998"},"modified":"2015-03-20T11:21:14","modified_gmt":"2015-03-20T03:21:14","slug":"raspberry-pi-2-ncp6343-camera-flash-reboot","status":"publish","type":"post","link":"https:\/\/www.seeedstudio.com\/blog\/2015\/02\/12\/raspberry-pi-2-ncp6343-camera-flash-reboot\/","title":{"rendered":"Raspberry Pi 2 NCP6343 Camera Flash Reboot"},"content":{"rendered":"<p>A user reported the <a href=\"http:\/\/www.raspberrypi.org\/forums\/viewtopic.php?f=28&amp;t=99042\" target=\"_blank\">fault caused reboot using flash on the rpi forum<\/a>.<\/p>\n<p>[youtube\u00a0https:\/\/www.youtube.com\/watch?v=bUpnBZv-xm4]<\/p>\n<p>We tested by ourself, the problem will caused by\u00a0<strong>Xenon<\/strong> flash, which explains\u00a0<strong>photoelectric effect.<\/strong><\/p>\n<blockquote><p>Mr Upton admitted that he had not been aware that the Pi would be sensitive to camera flashes, but that he was not too upset about it.<\/p><\/blockquote>\n<p><img fetchpriority=\"high\" decoding=\"async\" class=\"alignnone size-full wp-image-11000\" src=\"\/wp-content\/uploads\/2015\/02\/IMG_20150212_102815.jpg\" alt=\"sdr\" width=\"3264\" height=\"2448\" srcset=\"https:\/\/www.seeedstudio.com\/blog\/wp-content\/uploads\/2015\/02\/IMG_20150212_102815.jpg 3264w, https:\/\/www.seeedstudio.com\/blog\/wp-content\/uploads\/2015\/02\/IMG_20150212_102815-300x225.jpg 300w, https:\/\/www.seeedstudio.com\/blog\/wp-content\/uploads\/2015\/02\/IMG_20150212_102815-1024x768.jpg 1024w\" sizes=\"(max-width: 3264px) 100vw, 3264px\" \/><\/p>\n<p>Most cameraphone&#8217;s LED flash do not work, including nexus 5.<\/p>\n<p>After the rough eye examine, the problem is caused by a DC to DC IC in this area<\/p>\n<p><img decoding=\"async\" class=\"alignnone size-full wp-image-10999\" src=\"\/wp-content\/uploads\/2015\/02\/Screen-Shot-2015-02-12-at-12.08.25-PM.png\" alt=\"Screen Shot 2015-02-12 at 12.08.25 PM\" width=\"795\" height=\"648\" srcset=\"https:\/\/www.seeedstudio.com\/blog\/wp-content\/uploads\/2015\/02\/Screen-Shot-2015-02-12-at-12.08.25-PM.png 795w, https:\/\/www.seeedstudio.com\/blog\/wp-content\/uploads\/2015\/02\/Screen-Shot-2015-02-12-at-12.08.25-PM-300x245.png 300w\" sizes=\"(max-width: 795px) 100vw, 795px\" \/><\/p>\n<p>More\u00a0explains here:<\/p>\n<ul>\n<li><a href=\"http:\/\/www.bbc.co.uk\/news\/technology-31294745\" target=\"_blank\">Raspberry Pi 2 is &#8216;camera shy&#8217;<\/a><\/li>\n<li><a href=\"http:\/\/www.scip.ch\/en\/?vuldb.69095\" target=\"_blank\">Raspberry Pi 2 NCP6343 Camera Flash Reboot denial of service<\/a><\/li>\n<\/ul>\n<p>It&#8217;s so interesting! You got a free thunderstorm sensor now. ^_^<\/p>\n","protected":false},"excerpt":{"rendered":"<p>A user reported the fault caused reboot using flash on the rpi forum. [youtube\u00a0https:\/\/www.youtube.com\/watch?v=bUpnBZv-xm4] We<\/p>\n","protected":false},"author":1,"featured_media":10999,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_lmt_disableupdate":"","_lmt_disable":"","_price":"","_stock":"","_tribe_ticket_header":"","_tribe_default_ticket_provider":"","_tribe_ticket_capacity":"0","_ticket_start_date":"","_ticket_end_date":"","_tribe_ticket_show_description":"","_tribe_ticket_show_not_going":false,"_tribe_ticket_use_global_stock":"","_tribe_ticket_global_stock_level":"","_global_stock_mode":"","_global_stock_cap":"","_tribe_rsvp_for_event":"","_tribe_ticket_going_count":"","_tribe_ticket_not_going_count":"","_tribe_tickets_list":"[]","_tribe_ticket_has_attendee_info_fields":false,"iawp_total_views":0,"footnotes":""},"categories":[1],"tags":[247],"class_list":["post-10998","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news","tag-raspberry-pi"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.0 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Raspberry Pi 2 NCP6343 Camera Flash Reboot - Latest News from Seeed Studio<\/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.seeedstudio.com\/blog\/2015\/02\/12\/raspberry-pi-2-ncp6343-camera-flash-reboot\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Raspberry Pi 2 NCP6343 Camera Flash Reboot - Latest News from Seeed Studio\" \/>\n<meta property=\"og:description\" content=\"A user reported the fault caused reboot using flash on the rpi forum. 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