{"id":1974,"date":"2012-10-13T09:36:14","date_gmt":"2012-10-13T00:36:14","guid":{"rendered":"http:\/\/mkusunoki.net\/?p=1974"},"modified":"2013-12-06T22:00:09","modified_gmt":"2013-12-06T13:00:09","slug":"%e5%a4%9a%e6%a9%9f%e8%83%bd%e3%82%bf%e3%82%a4%e3%83%9e%e3%81%ae%e5%9f%ba%e6%9c%ac%e9%83%a8%e5%88%86%e3%81%8c%e3%81%a7%e3%81%8d%e3%81%9f%e3%81%ae%e3%81%a7%e3%80%81%e3%81%93%e3%82%8c%e3%81%8b%e3%82%89","status":"publish","type":"post","link":"https:\/\/mkusunoki.net\/?p=1974","title":{"rendered":"\u591a\u6a5f\u80fd\u30bf\u30a4\u30de\u306e\u57fa\u672c\u90e8\u5206\u304c\u3067\u304d\u305f\u306e\u3067\u3001\u3053\u308c\u304b\u3089\u306f\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u4e2d\u5fc3\u306b"},"content":{"rendered":"<p><a href=\"http:\/\/mkusunoki.net\/?attachment_id=1971\" rel=\"attachment wp-att-1971\"><img loading=\"lazy\" decoding=\"async\" width=\"1280\" height=\"720\" src=\"http:\/\/mkusunoki.net\/wp\/wp-content\/uploads\/2012\/10\/2012-10-13-09.09.26.jpg\" alt=\"\" title=\"2012-10-13 09.09.26\" class=\"alignnone size-full wp-image-1971\" srcset=\"https:\/\/mkusunoki.net\/wp\/wp-content\/uploads\/2012\/10\/2012-10-13-09.09.26.jpg 1280w, https:\/\/mkusunoki.net\/wp\/wp-content\/uploads\/2012\/10\/2012-10-13-09.09.26-320x180.jpg 320w, https:\/\/mkusunoki.net\/wp\/wp-content\/uploads\/2012\/10\/2012-10-13-09.09.26-1024x576.jpg 1024w\" sizes=\"auto, (max-width: 709px) 85vw, (max-width: 909px) 67vw, (max-width: 1362px) 62vw, 840px\" \/><\/a><\/p>\n<p>\n\u6642\u8a08\u8868\u793a\u306e\u57fa\u672c\u90e8\u5206\u304c\u51fa\u6765\u305f\u306e\u3067\u4eca\u5f8c\u306f\u30de\u30a4\u30b3\u30f3\u3067\u306f\u3084\u308a\u305f\u304f\u306a\u3044\u30e6\u30fc\u30b6\u30fc\u30a4\u30f3\u30bf\u30d5\u30a7\u30fc\u30b9\u306e\u8a2d\u8a08\u3067\u3059\u3002\u4eca\u306f RTC \u306e\u6642\u9593\u3092\u4e00\u5b9a\u6642\u9593\u6bce\u306b VFD \u306b\u8868\u793a\u3059\u308b\u3068\u3044\u3046\u3068\u3053\u308d\u304c\u51fa\u6765\u3066\u3044\u307e\u3059\u3002RTC \u306b\u306f BCD \u3067\u6642\u9593\u3084\u65e5\u4ed8\u304c\u683c\u7d0d\u3055\u308c\u3066\u3044\u3066\u3001\u6700\u521d\u306f\n<\/p>\n<pre class=\"brush: cpp; title: ; notranslate\" title=\"\">\r\nreturn(bcd - (6 * (bcd &gt;&gt; 4)));\r\n<\/pre>\n<p>\n\u306e\u3088\u3046\u306a\u5f62\u3067 BCD \u3092 BIN \u306b\u5909\u63db\u3057\u3066\u5909\u6570\u306b\u683c\u7d0d\u3057\u3066\u3044\u307e\u3057\u305f\u304c\u3001\u8868\u793a\u306e\u3068\u3053\u308d\u3067\u306a\u305c\u304b\u305d\u306e\u5909\u6570\u304b\u3089\u8aad\u307f\u51fa\u3057\u3066\u3082\u7a7a\u3063\u307d\u3002\u30b3\u30f3\u30d1\u30a4\u30e9\u306e\u6700\u9069\u5316\u306e\u5f71\u97ff\u3060\u3068\u306f\u601d\u308f\u308c\u307e\u3059\u304c\u500b\u4eba\u7684\u306b\u306f\u5909\u6570\u306b volatile \u3092\u66f8\u304f\u3068\u8ca0\u3051\u3068\u601d\u3063\u3066\u3044\u308b\u306e\u3067\u3001\u305d\u306e\u307e\u307e BCD \u5024\u306e\u307e\u307e\u6271\u3046\u3053\u3068\u306b\u3057\u307e\u3057\u305f\u3002(\u3069\u3046\u305b RTC \u306f\u6642\u8a08\u3060\u3051\u306a\u306e\u3067\u8efd\u3044\u306e\u3067\u3059)\u3002\n<\/p>\n<p>\n\u3068\u3044\u3046\u3053\u3068\u3067\u3001\u76ee\u5148\u306f\n<\/p>\n<ul>\n<li>\u30b1\u30fc\u30b9\u7d44\u307f\u8fbc\u307f\u306b\u5411\u3051\u3066\u90e8\u54c1\u306e\u63a1\u5bf8\n<li>\u30e9\u30fc\u30e1\u30f3\u30bf\u30a4\u30de\u306e\u4ed5\u69d8\u691c\u8a0e(\u6642\u9593\u9593\u969b\u306b\u3057\u3083\u3079\u3063\u3066\u304a\u77e5\u3089\u305b)\n<li>\u30c7\u30b8\u30bf\u30eb\u4e00\u773c\u7528\u30a4\u30f3\u30bf\u30fc\u30d0\u30eb\u30bf\u30a4\u30de\u306e\u4ed5\u69d8\u691c\u8a0e\n<li>RTC \u306e\u6642\u9593\u518d\u8a2d\u5b9a\u753b\u9762\u306e\u691c\u8a0e\n<li>\u4e0a\u8a183\u9805\u76ee\u306e\u753b\u9762\u9077\u79fb\u3092\u3069\u3046\u3059\u308b\u304b\u691c\u8a0e\n<\/ul>\n<p>\n\u3068\u3044\u3046\u3068\u3053\u308d\u3067\u3057\u3087\u3046\u304b\u306d\u3002\u771f\u3063\u5148\u306b\u30e9\u30a4\u30d6\u30e9\u30ea\u5316\u3057\u305f\u3044\u306e\u306f\u3001\u30dc\u30bf\u30f3\u62bc\u3055\u308c\u3066\u3001\u6642\u523b\u3084\u30bf\u30a4\u30de\u5024\u306e\u5897\u6e1b\u3068\u305d\u308c\u306e\u8868\u793a\u3092\u9023\u52d5\u3055\u305b\u308b\u3068\u3053\u308d\u306a\u3069\u3067\u3059\u3002\n<\/p>\n<p><a href=\"http:\/\/mkusunoki.net\/?attachment_id=1976\" rel=\"attachment wp-att-1976\"><img loading=\"lazy\" decoding=\"async\" width=\"953\" height=\"690\" src=\"http:\/\/mkusunoki.net\/wp\/wp-content\/uploads\/2012\/10\/201210130932png.png\" alt=\"\" title=\"201210130932png\" class=\"alignnone size-full wp-image-1976\" srcset=\"https:\/\/mkusunoki.net\/wp\/wp-content\/uploads\/2012\/10\/201210130932png.png 953w, https:\/\/mkusunoki.net\/wp\/wp-content\/uploads\/2012\/10\/201210130932png-320x231.png 320w\" sizes=\"auto, (max-width: 709px) 85vw, (max-width: 909px) 67vw, (max-width: 1362px) 62vw, 840px\" \/><\/a><\/p>\n<p>\nArduino \u306e\u30bd\u30fc\u30b9\u3082\u3001\u30e1\u30a4\u30f3\u3068\u3001AquesTalk pico \u306e\u30af\u30e9\u30b9\u3068\u3001DS1307 RTC \u306e\u30af\u30e9\u30b9\u3001Noritake VFD \u30e2\u30b8\u30e5\u30fc\u30eb\u306e\u30af\u30e9\u30b9\u3068\u5897\u3048\u3066\u304d\u307e\u3057\u305f\u306d\u3002\u4eca\u306e\u3068\u3053\u308d\u30b3\u30f3\u30d1\u30a4\u30eb\u3057\u3066 7kB \u7a0b\u5ea6\u306a\u306e\u3067\u307e\u3060\u3044\u3051\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6642\u8a08\u8868\u793a\u306e\u57fa\u672c\u90e8\u5206\u304c\u51fa\u6765\u305f\u306e\u3067\u4eca\u5f8c\u306f\u30de\u30a4\u30b3\u30f3\u3067\u306f\u3084\u308a\u305f\u304f\u306a\u3044\u30e6\u30fc\u30b6\u30fc\u30a4\u30f3\u30bf\u30d5\u30a7\u30fc\u30b9\u306e\u8a2d\u8a08\u3067\u3059\u3002\u4eca\u306f RTC \u306e\u6642\u9593\u3092\u4e00\u5b9a\u6642\u9593\u6bce\u306b VFD \u306b\u8868\u793a\u3059\u308b\u3068\u3044\u3046\u3068\u3053\u308d\u304c\u51fa\u6765\u3066\u3044\u307e\u3059\u3002RTC \u306b\u306f BCD \u3067\u6642\u9593\u3084\u65e5\u4ed8\u304c\u683c\u7d0d\u3055\u308c &hellip; <a href=\"https:\/\/mkusunoki.net\/?p=1974\" class=\"more-link\"><span class=\"screen-reader-text\">&#8220;\u591a\u6a5f\u80fd\u30bf\u30a4\u30de\u306e\u57fa\u672c\u90e8\u5206\u304c\u3067\u304d\u305f\u306e\u3067\u3001\u3053\u308c\u304b\u3089\u306f\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u4e2d\u5fc3\u306b&#8221; \u306e<\/span>\u7d9a\u304d\u3092\u8aad\u3080<\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[7],"tags":[118,107],"class_list":["post-1974","post","type-post","status-publish","format-standard","hentry","category-kousaku","tag-aquestalk-pico","tag-arduino-uno"],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/mkusunoki.net\/index.php?rest_route=\/wp\/v2\/posts\/1974","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/mkusunoki.net\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/mkusunoki.net\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/mkusunoki.net\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/mkusunoki.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1974"}],"version-history":[{"count":0,"href":"https:\/\/mkusunoki.net\/index.php?rest_route=\/wp\/v2\/posts\/1974\/revisions"}],"wp:attachment":[{"href":"https:\/\/mkusunoki.net\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1974"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/mkusunoki.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1974"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/mkusunoki.net\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1974"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}