{"id":11009,"date":"2023-08-20T20:50:12","date_gmt":"2023-08-20T12:50:12","guid":{"rendered":"https:\/\/blog.iyatt.com\/?p=11009"},"modified":"2024-05-05T12:32:01","modified_gmt":"2024-05-05T04:32:01","slug":"ds1302-%e5%ae%9e%e6%97%b6%e6%97%b6%e9%92%9f%e6%a8%a1%e5%9d%97","status":"publish","type":"post","link":"https:\/\/blog.iyatt.com\/?p=11009","title":{"rendered":"DS1302 \u5b9e\u65f6\u65f6\u949f\u6a21\u5757"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_82_2 ez-toc-wrap-center counter-hierarchy ez-toc-counter ez-toc-light-blue ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title ez-toc-toggle\" style=\"cursor:pointer\">\u76ee\u5f55<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/blog.iyatt.com\/?p=11009\/#%E5%89%8D%E8%A8%80\" >\u524d\u8a00<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/blog.iyatt.com\/?p=11009\/#%E6%B5%8B%E8%AF%95%E7%8E%AF%E5%A2%83\" >\u6d4b\u8bd5\u73af\u5883<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/blog.iyatt.com\/?p=11009\/#%E6%8E%A5%E7%BA%BF\" >\u63a5\u7ebf<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/blog.iyatt.com\/?p=11009\/#%E4%BB%A3%E7%A0%81%E7%A4%BA%E4%BE%8B\" >\u4ee3\u7801\u793a\u4f8b<\/a><ul class='ez-toc-list-level-2' ><li class='ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/blog.iyatt.com\/?p=11009\/#%E8%AE%BE%E7%BD%AE%E6%97%B6%E9%97%B4\" >\u8bbe\u7f6e\u65f6\u95f4<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/blog.iyatt.com\/?p=11009\/#%E8%AF%BB%E5%8F%96%E6%97%B6%E9%97%B4\" >\u8bfb\u53d6\u65f6\u95f4<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h1><span class=\"ez-toc-section\" id=\"%E5%89%8D%E8%A8%80\"><\/span>\u524d\u8a00<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p><img decoding=\"async\" data-src=\"https:\/\/blog.iyatt.com\/wp-content\/uploads\/2023\/08\/image-1692532907668.png\" alt=\"file\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" class=\"lazyload\" style=\"--smush-placeholder-width: 357px; --smush-placeholder-aspect-ratio: 357\/297;\" \/><\/p>\n<p>\u8fd9\u4e2a\u6a21\u5757\u901a\u8fc7 DS1302 \u82af\u7247\u8fdb\u884c\u8ba1\u65f6\uff0c\u652f\u6301\u5e74\u3001\u6708\u3001\u65e5\u3001\u5468\u3001\u65f6\u3001\u5206\u3001\u79d2\uff0c\u5bf9\u4e8e\u95f0\u5e74\u4ee5\u53ca\u4e0d\u540c\u6708\u4efd\u4e0d\u540c\u5929\u6570\u53ef\u4ee5\u81ea\u52a8\u8c03\u6574\uff0c\u53ef\u4ee5\u6309 12 \u5c0f\u65f6\u5236\u6216 24 \u5c0f\u65f6\u5236\u5de5\u4f5c\u3002\u82af\u7247\u4e2d\u6709 31 Byte \u7684 SRAM\uff0c\u5f53\u524d\u65f6\u949f\u5c31\u5b58\u50a8\u5728\u91cc\u9762\u3002\u53ef\u4ee5\u901a\u8fc7\u4e32\u884c\u63a5\u53e3\u548c\u5355\u7247\u673a\u901a\u4fe1\uff0c\u6a21\u5757\u4e0a\u7684\u7535\u6c60\u53ef\u4ee5\u4fdd\u8bc1\u5728\u65ad\u5f00 VCC \u5f15\u811a\u8fde\u63a5\u540e\u4f9d\u7136\u6b63\u5e38\u5de5\u4f5c\uff0c\u4e0d\u4f9d\u8d56\u5f15\u811a\u4f9b\u7535\u3002<\/p>\n<h1><span class=\"ez-toc-section\" id=\"%E6%B5%8B%E8%AF%95%E7%8E%AF%E5%A2%83\"><\/span>\u6d4b\u8bd5\u73af\u5883<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p>Arduino UNO<br \/>\nArduino IDE 2.1.1\uff08<br \/>\nDs1302 1.0.4\uff1a<a href=\"https:\/\/github.com\/Treboada\/Ds1302\">https:\/\/github.com\/Treboada\/Ds1302<\/a><br \/>\n\uff09<\/p>\n<h1><span class=\"ez-toc-section\" id=\"%E6%8E%A5%E7%BA%BF\"><\/span>\u63a5\u7ebf<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<pre><code class=\"language-katex\">\\begin{array}{|c|c|}\n\\hline\nDS1302 \u6a21\u5757 &amp; Arduino \\\\\n\\hline\nVCC &amp; 5V \\\\\n\\hline\nGND &amp; GND \\\\\n\\hline\nCLK &amp; 2 \\\\\n\\hline\nDAT &amp; 3 \\\\\n\\hline\nRST &amp; 4 \\\\\n\\hline\n\\end{array}<\/code><\/pre>\n<p>\u8fdb\u884c\u4e32\u884c\u901a\u4fe1\u7684\u63a5\u53e3\u8fde\u63a5\u7684 3 \u4e2a\u5f15\u811a\u53ef\u4ee5\u81ea\u5b9a\uff0c\u53ea\u662f\u8981\u548c\u4ee3\u7801\u5339\u914d<\/p>\n<h1><span class=\"ez-toc-section\" id=\"%E4%BB%A3%E7%A0%81%E7%A4%BA%E4%BE%8B\"><\/span>\u4ee3\u7801\u793a\u4f8b<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<h2><span class=\"ez-toc-section\" id=\"%E8%AE%BE%E7%BD%AE%E6%97%B6%E9%97%B4\"><\/span>\u8bbe\u7f6e\u65f6\u95f4<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<pre><code class=\"language-cpp\">#include &lt;Ds1302.h&gt;\n\n#define CLK     2\n#define DAT     3\n#define RST     4\n\nDs1302 rtc(RST, CLK, DAT);\n\nuint8_t parseDigits(char* str, uint8_t count)\n{\n  uint8_t val = 0;\n  while (count-- &gt; 0) {\n    val = (val * 10) + (*str++ - &#039;0&#039;);\n  }\n  return val;\n}\n\nvoid setup()\n{\n  rtc.init();\n\n  Serial.begin(9600);\n  Serial.println(&quot;\u8bf7\u8f93\u5165\u65e5\u671f\u548c\u65f6\u95f4 (YYMMDDWhhmmss): &quot;);\n}\n\nvoid loop()\n{\n  static char buffer[13];\n  static uint8_t char_idx = 0;\n\n  if (char_idx == 13)\n  {\n    Ds1302::DateTime dt;\n\n    dt.year = parseDigits(buffer, 2);\n    dt.month = parseDigits(buffer + 2, 2);\n    dt.day = parseDigits(buffer + 4, 2);\n    dt.dow = parseDigits(buffer + 6, 1);\n    dt.hour = parseDigits(buffer + 7, 2);\n    dt.minute = parseDigits(buffer + 9, 2);\n    dt.second = parseDigits(buffer + 11, 2);\n\n    rtc.setDateTime(&amp;dt);\n\n    char_idx = 0;\n  }\n\n  if (Serial.available())\n  {\n    buffer[char_idx++] = Serial.read();\n  }\n}<\/code><\/pre>\n<p>\u6bd4\u5982\u8981\u8bbe\u7f6e\u65f6\u95f4\u4e3a 2023-8-20 \u661f\u671f\u65e5 19:00:00\uff0c\u5219\u8f93\u5165 <code>2308207190000<\/code><br \/>\n<img decoding=\"async\" data-src=\"https:\/\/blog.iyatt.com\/wp-content\/uploads\/2023\/08\/image-1692535284253.png\" alt=\"file\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" class=\"lazyload\" style=\"--smush-placeholder-width: 270px; --smush-placeholder-aspect-ratio: 270\/109;\" \/><\/p>\n<h2><span class=\"ez-toc-section\" id=\"%E8%AF%BB%E5%8F%96%E6%97%B6%E9%97%B4\"><\/span>\u8bfb\u53d6\u65f6\u95f4<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<pre><code class=\"language-cpp\">#include &lt;Ds1302.h&gt;\n\n#define CLK     2\n#define DAT     3\n#define RST     4\n\nDs1302 rtc(RST, CLK, DAT);\n\nconst static char* WeekDays[] =\n{\n    &quot;\u661f\u671f\u4e00&quot;,\n    &quot;\u661f\u671f\u4e8c&quot;,\n    &quot;\u661f\u671f\u4e09&quot;,\n    &quot;\u661f\u671f\u56db&quot;,\n    &quot;\u661f\u671f\u4e94&quot;,\n    &quot;\u661f\u671f\u516d&quot;,\n    &quot;\u661f\u671f\u65e5&quot;\n};\n\nvoid setup()\n{\n    Serial.begin(9600);\n\n    rtc.init(); \/\/ \u521d\u59cb\u5316\u5b9e\u65f6\u65f6\u949f\u6a21\u5757\n\n    \/\/ \u9996\u6b21\u4f7f\u7528\u6ca1\u6709\u8bbe\u7f6e\u65f6\u95f4\uff0c\u9700\u8981\u5148\u8bbe\u7f6e\u65f6\u95f4\u518d\u542f\u52a8\n    if (rtc.isHalted())\n    {\n        Serial.println(&quot;\u5b9e\u65f6\u65f6\u949f\u6a21\u5757\u5df2\u505c\u6b62\uff0c\u6b63\u5728\u8bbe\u7f6e\u65f6\u95f4......&quot;);\n\n        Ds1302::DateTime dt =\n        {\n            .year = 23,\n            .month = Ds1302::MONTH_AUG,\n            .day = 20,\n            .hour = 19,\n            .minute = 00,\n            .second = 00,\n            .dow = Ds1302::DOW_SUN\n        };\n\n        rtc.setDateTime(&amp;dt);\n    }\n}\n\nvoid loop()\n{\n    Ds1302::DateTime now;\n    rtc.getDateTime(&amp;now); \/\/ \u8bfb\u53d6\u5f53\u524d\u65f6\u95f4\n\n    static uint8_t last_second = 0;\n    if (last_second != now.second)\n    {\n        last_second = now.second;\n\n        Serial.print(&quot;20&quot;);\n        Serial.print(now.year);\n        Serial.print(&#039;-&#039;);\n\n        if (now.month &lt; 10)\n        {\n            Serial.print(&#039;0&#039;);\n        }\n        Serial.print(now.month);\n        Serial.print(&#039;-&#039;);\n\n        if (now.day &lt; 10)\n        {\n            Serial.print(&#039;0&#039;);\n        }\n        Serial.print(now.day);\n        Serial.print(&#039; &#039;);\n\n        Serial.print(WeekDays[now.dow - 1]);\n        Serial.print(&#039; &#039;);\n\n        if (now.hour &lt; 10)\n        {\n            Serial.print(&#039;0&#039;);\n        }\n        Serial.print(now.hour);\n        Serial.print(&#039;:&#039;);\n\n        if (now.minute &lt; 10)\n        {\n            Serial.print(&#039;0&#039;);\n        }\n        Serial.print(now.minute);\n        Serial.print(&#039;:&#039;);\n\n        if (now.second &lt; 10)\n        {\n            Serial.print(&#039;0&#039;);\n        }\n        Serial.print(now.second);\n        Serial.println();\n    }\n\n    delay(200);\n}<\/code><\/pre>\n<p><img decoding=\"async\" data-src=\"https:\/\/blog.iyatt.com\/wp-content\/uploads\/2023\/08\/image-1692534056223.png\" alt=\"file\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" class=\"lazyload\" style=\"--smush-placeholder-width: 245px; --smush-placeholder-aspect-ratio: 245\/233;\" \/><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u524d\u8a00 \u8fd9\u4e2a\u6a21\u5757\u901a\u8fc7 DS1302 \u82af\u7247\u8fdb\u884c\u8ba1\u65f6\uff0c\u652f\u6301\u5e74\u3001\u6708\u3001\u65e5\u3001\u5468\u3001\u65f6\u3001\u5206\u3001\u79d2\uff0c\u5bf9\u4e8e\u95f0\u5e74\u4ee5\u53ca\u4e0d\u540c\u6708\u4efd\u4e0d\u540c\u5929\u6570\u53ef [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"zakra_page_container_layout":"customizer","zakra_page_sidebar_layout":"customizer","zakra_remove_content_margin":false,"zakra_sidebar":"customizer","zakra_transparent_header":"customizer","zakra_logo":0,"zakra_main_header_style":"default","zakra_menu_item_color":"","zakra_menu_item_hover_color":"","zakra_menu_item_active_color":"","zakra_menu_active_style":"","zakra_page_header":true,"_lmt_disableupdate":"no","_lmt_disable":"no","footnotes":""},"categories":[1],"tags":[],"class_list":["post-11009","post","type-post","status-publish","format-standard","hentry","category-all"],"modified_by":"IYATT-yx","_links":{"self":[{"href":"https:\/\/blog.iyatt.com\/index.php?rest_route=\/wp\/v2\/posts\/11009","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.iyatt.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.iyatt.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.iyatt.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.iyatt.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=11009"}],"version-history":[{"count":0,"href":"https:\/\/blog.iyatt.com\/index.php?rest_route=\/wp\/v2\/posts\/11009\/revisions"}],"wp:attachment":[{"href":"https:\/\/blog.iyatt.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=11009"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.iyatt.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=11009"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.iyatt.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=11009"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}