{"id":550,"date":"2016-11-30T21:26:43","date_gmt":"2016-11-30T21:26:43","guid":{"rendered":"http:\/\/www.jontrinder.com\/blog\/?p=550"},"modified":"2016-12-01T21:29:58","modified_gmt":"2016-12-01T21:29:58","slug":"kinetis-k64-not-starting-after-power-up","status":"publish","type":"post","link":"https:\/\/www.jontrinder.com\/blog\/?p=550","title":{"rendered":"Kinetis K64 Not Starting after Power Up"},"content":{"rendered":"<p>A day of misery with various micro-controllers. More to be explained over the coming days, tales of misery and imagination involving LPCExpresso and Kinetis Studio&#8230;.<br \/>\nBut for not the misery was a Kinetis K64F that seemed to not boot reliably. The answer is need pull up R75 or remove a capacitor. It all relates to NMI. Until I write up a better post see here<br \/>\nShort version answer to this is <a href=\"https:\/\/community.nxp.com\/message\/443763?et=watches.email.thread\"> answer here<\/a><\/p>\n<p>10K resistor populated in R75 by the tricolour LED or handle NMIs&#8230;.<\/p>\n<p>The \u00a0NMI handler. On a K64F\u00a0the\u00a0\u00a0interrupt vector resides in bytes 8-9-10-11,\u00a0also\u00a0NMI connected to SW3.<\/p>\n<p>And some notes on how to write your own <a href=\"https:\/\/developer.mbed.org\/users\/Sissors\/code\/Bootloader_K64F\/rev\/8d109a566486\">boot loader!<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>A day of misery with various micro-controllers. More to be explained over the coming days, tales of misery and imagination involving LPCExpresso and Kinetis Studio&#8230;. But for not the misery was a Kinetis K64F that seemed to not boot reliably. &hellip; <a href=\"https:\/\/www.jontrinder.com\/blog\/?p=550\">Continue reading <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[29,90,91,40],"class_list":["post-550","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-coding","tag-k64f","tag-kinetis","tag-mbed-2"],"_links":{"self":[{"href":"https:\/\/www.jontrinder.com\/blog\/index.php?rest_route=\/wp\/v2\/posts\/550","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.jontrinder.com\/blog\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.jontrinder.com\/blog\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.jontrinder.com\/blog\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.jontrinder.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=550"}],"version-history":[{"count":3,"href":"https:\/\/www.jontrinder.com\/blog\/index.php?rest_route=\/wp\/v2\/posts\/550\/revisions"}],"predecessor-version":[{"id":560,"href":"https:\/\/www.jontrinder.com\/blog\/index.php?rest_route=\/wp\/v2\/posts\/550\/revisions\/560"}],"wp:attachment":[{"href":"https:\/\/www.jontrinder.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=550"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.jontrinder.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=550"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.jontrinder.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=550"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}