{"id":1047,"date":"2024-10-03T13:32:09","date_gmt":"2024-10-03T05:32:09","guid":{"rendered":"https:\/\/aoofoo.com\/?p=1047"},"modified":"2024-10-03T14:33:35","modified_gmt":"2024-10-03T06:33:35","slug":"2-40-unix%e6%97%b6%e9%97%b4%e6%88%b3","status":"publish","type":"post","link":"https:\/\/aoofoo.com\/index.php\/2024\/10\/03\/2-40-unix%e6%97%b6%e9%97%b4%e6%88%b3\/","title":{"rendered":"2.40 Unix\u65f6\u95f4\u6233"},"content":{"rendered":"<div class=\"sc-star-plane sc-star-plane--1\"><div class=\"sc-star-plane__content\">RTC\u5b9e\u65f6\u65f6\u949f\uff0c\u5b9e\u65f6\u65f6\u949f\u8fd9\u4e2a\u4e1c\u897f\u672c\u8d28\u4e0a\u662f\u4e00\u4e2a\u5b9a\u65f6\u5668\uff0c\u4f46\u8fd9\u4e2a\u5b9a\u65f6\u5668\uff0c\u662f\u4e13\u95e8\u7528\u6765\u4ea7\u751f\u5e74\u6708\u65e5\u65f6\u5206\u79d2\uff0c\u8fd9\u79cd\u65e5\u671f\u548c\u65f6\u95f4\u4fe1\u606f\u7684\u3002RTC\u8fd9\u4e2a\u5916\u8bbe\u6bd4\u8f83\u7279\u6b8a\uff0c\u5b83\u548cBKP(\u5907\u4efd\u5bc4\u5b58\u5668)\u3001PWR(\u7535\u6e90\u63a7\u5236)\u7684\u5173\u8054\u6027\u6bd4\u8f83\u5f3a\uff0c\u6240\u4ee5\u4e00\u8d77\u6765\u8bb2\u3002RTC\u4e3b\u7535\u6e90\u6389\u7535\u540e\u6570\u636e\u4e0d\u4e22\u5931\uff0c\u662f\u4f9d\u9760BKP\u6765\u5b9e\u73b0\u7684\u3002<\/div><\/div>\n<h2>Unix Timestamp<\/h2>\n<p>Unix \u65f6\u95f4\u6233\uff08Unix Timestamp\uff09\u5b9a\u4e49\u4e3a\u4eceUTC\/GMT\u76841970\u5e741\u67081\u65e50\u65f60\u52060\u79d2\u5f00\u59cb\u6240\u7ecf\u8fc7\u7684\u79d2\u6570\uff0c\u4e0d\u8003\u8651\u95f0\u79d2\u3002<\/p>\n<div class=\"sc-collapse\"><div class=\"sc-collapse__header\"><svg class=\"sc-collapse__arrow\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"><polyline points=\"6 9 12 15 18 9\"\/><\/svg>\u65f6\u95f4\u6233\u662f\u4ec0\u4e48\uff1f<\/div><div class=\"sc-collapse__body\"><div class=\"sc-collapse__content\"><\/p>\n<p>\u65f6\u95f4\u6233\u662f\u4e00\u4e2a\u8ba1\u6570\u5668\u6570\u503c\uff0c\u8fd9\u4e2a\u6570\u503c\u8868\u793a\u7684\u662f\u4e00\u4e2a\u4ece1970\u5e741\u67081\u65e50\u65f60\u52060\u79d2\u5f00\u59cb\u5230\u73b0\u5728\uff0c\u603b\u5171\u6240\u7ecf\u8fc7\u7684\u79d2\u6570\uff0c\u59cb\u7ec8\u5c31\u53ea\u7528\u79d2\u8fd9\u4e2a\u5355\u4f4d\u6765\u8ba1\u65f6\u3002<\/p>\n<p>\u4e3a\u4ec0\u4e48\u8981\u7528\u79d2\u5462\uff1f\u5bf9\u4e8e\u8ba1\u7b97\u673a\u6765\u8bf4\uff0c\u4e00\u4e2a\u6c38\u4e0d\u8fdb\u4f4d\u7684\u79d2\uff0c\u65e0\u8bba\u662f\u5b58\u50a8\u8fd8\u662f\u8ba1\u7b97\uff0c\u90fd\u662f\u975e\u5e38\u65b9\u4fbf\u7684\u3002\u7b80\u5316\u786c\u4ef6\u7535\u8def\uff0c\u6211\u4eec\u5728\u8bbe\u8ba1RTC\u786c\u4ef6\u7535\u8def\u7684\u65f6\u5019\uff0c\u76f4\u63a5\u7528\u4e00\u4e2a\u5f88\u5927\u7684\u79d2\u5bc4\u5b58\u5668\u5c31\u884c\u4e86\uff0c\u4e0d\u9700\u8981\u518d\u8003\u8651\u4ec0\u4e48\u5e74\u6708\u65e5\u5bc4\u5b58\u5668\u3001\u8fdb\u4f4d\u3001\u5927\u6708\u548c\u5c0f\u6708\u7b49\u7b49\u3002<\/p>\n<p>\u7528\u79d2\u6765\u8ba1\u6570\uff0c\u6709\u65f6\u5019\u574f\u5904\u5462\uff1f \u6709\uff0c\u5c31\u662f\u6bd4\u8f83\u5360\u7528\u8f6f\u4ef6\u8d44\u6e90\uff0c\u5728\u6bcf\u6b21\u8fdb\u884c\u79d2\u8ba1\u6570\u5668\u548c\u65e5\u671f\u65f6\u95f4\u8f6c\u6362\u65f6\uff0c\u8f6f\u4ef6\u90fd\u8981\u8fdb\u884c\u590d\u6742\u7684\u8ba1\u7b97\uff0c\u8fd9\u4f1a\u5360\u7528\u4e00\u4e9b\u8f6f\u4ef6\u8d44\u6e90\u3002<\/p>\n<p><\/div><\/div><\/div>\n<div class=\"sc-collapse\"><div class=\"sc-collapse__header\"><svg class=\"sc-collapse__arrow\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"><polyline points=\"6 9 12 15 18 9\"\/><\/svg>UTC\/GMT\u662f\u4ec0\u4e48\u610f\u601d\uff1f\u95f0\u79d2\u662f\u4ec0\u4e48\u610f\u601d\uff1f<\/div><div class=\"sc-collapse__body\"><div class=\"sc-collapse__content\"><\/p>\n<p>GMT\uff08Greenwich Mean Time\uff09\u683c\u6797\u5c3c\u6cbb\u6807\u51c6\u65f6\u95f4\u662f\u4e00\u79cd\u4ee5\u5730\u7403\u81ea\u8f6c\u4e3a\u57fa\u7840\u7684\u65f6\u95f4\u8ba1\u91cf\u7cfb\u7edf\u3002\u5b83\u5c06\u5730\u7403\u81ea\u8f6c\u4e00\u5468\u7684\u65f6\u95f4\u95f4\u9694\u7b49\u5206\u4e3a24\u5c0f\u65f6\uff0c\u4ee5\u6b64\u786e\u5b9a\u8ba1\u65f6\u6807\u51c6\u3002<\/p>\n<p>UTC\uff08Universal Time Coordinated\uff09\u534f\u8c03\u4e16\u754c\u65f6\u662f\u4e00\u79cd\u4ee5\u539f\u5b50\u949f\u4e3a\u57fa\u7840\u7684\u65f6\u95f4\u8ba1\u91cf\u7cfb\u7edf\u3002\u5b83\u89c4\u5b9a\u94ef133\u539f\u5b50\u57fa\u6001\u7684\u4e24\u4e2a\u8d85\u7cbe\u7ec6\u80fd\u7ea7\u95f4\u5728\u96f6\u78c1\u573a\u4e0b\u8dc3\u8fc1\u8f90\u5c049,192,631,770\u5468\u6240\u6301\u7eed\u7684\u65f6\u95f4\u4e3a1\u79d2\u3002\u5f53\u539f\u5b50\u949f\u8ba1\u65f6\u4e00\u5929\u7684\u65f6\u95f4\u4e0e\u5730\u7403\u81ea\u8f6c\u4e00\u5468\u7684\u65f6\u95f4\u76f8\u5dee\u8d85\u8fc70.9\u79d2\u65f6\uff0cUTC\u4f1a\u6267\u884c\u95f0\u79d2\u6765\u4fdd\u8bc1\u5176\u8ba1\u65f6\u4e0e\u5730\u7403\u81ea\u8f6c\u7684\u534f\u8c03\u4e00\u81f4\u3002<\/p>\n<p><\/div><\/div><\/div>\n<p>\u65f6\u95f4\u6233\u5b58\u50a8\u5728\u4e00\u4e2a\u79d2\u8ba1\u6570\u5668\u4e2d\uff0c\u79d2\u8ba1\u6570\u5668\u4e3a32\u4f4d\/64\u4f4d\u7684\u6574\u578b\u53d8\u91cf \u4e16\u754c\u4e0a\u6240\u6709\u65f6\u533a\u7684\u79d2\u8ba1\u6570\u5668\u76f8\u540c\uff0c\u4e0d\u540c\u65f6\u533a\u901a\u8fc7\u6dfb\u52a0\u504f\u79fb\u6765\u5f97\u5230\u5f53\u5730\u65f6\u95f4\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-1048\" src=\"https:\/\/aoofoo.com\/wp-content\/uploads\/2024\/10\/1-4.png\" alt=\"\" width=\"1004\" height=\"253\" \/><\/p>\n<p>&nbsp;<\/p>\n<h2>\u65f6\u95f4\u6233\u8f6c\u6362<\/h2>\n<p>C\u8bed\u8a00\u7684time.h\u6a21\u5757\u63d0\u4f9b\u4e86\u65f6\u95f4\u83b7\u53d6\u548c\u65f6\u95f4\u6233\u8f6c\u6362\u7684\u76f8\u5173\u51fd\u6570\uff0c\u53ef\u4ee5\u65b9\u4fbf\u5730\u8fdb\u884c\u79d2\u8ba1\u6570\u5668\u3001\u65e5\u671f\u65f6\u95f4\u548c\u5b57\u7b26\u4e32\u4e4b\u95f4\u7684\u8f6c\u6362\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone  wp-image-1052\" src=\"https:\/\/aoofoo.com\/wp-content\/uploads\/2024\/10\/1-5.png\" alt=\"\" width=\"990\" height=\"348\" \/><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-1053\" src=\"https:\/\/aoofoo.com\/wp-content\/uploads\/2024\/10\/1-6.png\" alt=\"\" width=\"997\" height=\"521\" \/><\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Unix Timestamp Unix \u65f6\u95f4\u6233\uff08Unix Timestamp\uff09\u5b9a\u4e49\u4e3a\u4eceUTC\/GMT\u76841970 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[7],"tags":[],"class_list":["post-1047","post","type-post","status-publish","format-standard","hentry","category-stm32"],"_links":{"self":[{"href":"https:\/\/aoofoo.com\/index.php\/wp-json\/wp\/v2\/posts\/1047","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/aoofoo.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/aoofoo.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/aoofoo.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/aoofoo.com\/index.php\/wp-json\/wp\/v2\/comments?post=1047"}],"version-history":[{"count":4,"href":"https:\/\/aoofoo.com\/index.php\/wp-json\/wp\/v2\/posts\/1047\/revisions"}],"predecessor-version":[{"id":1054,"href":"https:\/\/aoofoo.com\/index.php\/wp-json\/wp\/v2\/posts\/1047\/revisions\/1054"}],"wp:attachment":[{"href":"https:\/\/aoofoo.com\/index.php\/wp-json\/wp\/v2\/media?parent=1047"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/aoofoo.com\/index.php\/wp-json\/wp\/v2\/categories?post=1047"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/aoofoo.com\/index.php\/wp-json\/wp\/v2\/tags?post=1047"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}