{"id":2095,"date":"2026-03-04T00:24:45","date_gmt":"2026-03-03T16:24:45","guid":{"rendered":"https:\/\/xujiwei.com\/blog\/?p=2095"},"modified":"2026-03-04T00:26:21","modified_gmt":"2026-03-03T16:26:21","slug":"magnet-clock-finished-one-digit","status":"publish","type":"post","link":"https:\/\/xujiwei.com\/blog\/2026\/03\/magnet-clock-finished-one-digit\/","title":{"rendered":"\u7535\u78c1\u94c1\u9a71\u52a8\u7684\u6bb5\u7801\u65f6\u949f\u627e\u5230\u89e3\u6cd5\u4e86\uff0c\u5148\u6765\u4e00\u4f4d\u8bd5\u8bd5"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_65 ez-toc-wrap-right counter-hierarchy ez-toc-counter ez-toc-light-blue ez-toc-container-direction\">\n<p class=\"ez-toc-title\">\u6587\u7ae0\u76ee\u5f55<\/p>\n<label for=\"ez-toc-cssicon-toggle-item-69f5febb7edff\" class=\"ez-toc-cssicon-toggle-label\"><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><\/label><input type=\"checkbox\"  id=\"ez-toc-cssicon-toggle-item-69f5febb7edff\"  aria-label=\"Toggle\" \/><nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/xujiwei.com\/blog\/2026\/03\/magnet-clock-finished-one-digit\/#%E5%8D%95%E4%B8%AA%E6%95%B0%E5%AD%97%E6%BC%94%E7%A4%BA%E6%95%88%E6%9E%9C\" title=\"\u5355\u4e2a\u6570\u5b57\u6f14\u793a\u6548\u679c\">\u5355\u4e2a\u6570\u5b57\u6f14\u793a\u6548\u679c<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/xujiwei.com\/blog\/2026\/03\/magnet-clock-finished-one-digit\/#%E7%94%B5%E7%A3%81%E9%93%81%E9%80%89%E6%8B%A9\" title=\"\u7535\u78c1\u94c1\u9009\u62e9\">\u7535\u78c1\u94c1\u9009\u62e9<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/xujiwei.com\/blog\/2026\/03\/magnet-clock-finished-one-digit\/#%E9%A9%B1%E5%8A%A8%E7%94%B5%E8%B7%AF\" title=\"\u9a71\u52a8\u7535\u8def\">\u9a71\u52a8\u7535\u8def<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/xujiwei.com\/blog\/2026\/03\/magnet-clock-finished-one-digit\/#%E4%B8%BB%E6%8E%A7%E8%8A%AF%E7%89%87\" title=\"\u4e3b\u63a7\u82af\u7247\">\u4e3b\u63a7\u82af\u7247<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/xujiwei.com\/blog\/2026\/03\/magnet-clock-finished-one-digit\/#PCB_%E8%AE%BE%E8%AE%A1\" title=\"PCB \u8bbe\u8ba1\">PCB \u8bbe\u8ba1<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/xujiwei.com\/blog\/2026\/03\/magnet-clock-finished-one-digit\/#%E5%B0%8F%E7%BB%93\" title=\"\u5c0f\u7ed3\">\u5c0f\u7ed3<\/a><\/li><\/ul><\/nav><\/div>\n<p>\u7535\u78c1\u94c1\u6bb5\u7801\u65f6\u949f\u8fd9\u4e2a\u9879\u76ee\u8fd8\u662f\u5e74\u521d\u7684\u65f6\u5019\u5728 Instructables \u770b\u5230\u7684\uff0c\u4e2d\u95f4\u5c1d\u8bd5\u8fc7\u590d\u523b\uff0c\u4f46\u662f\u6709\u4e24\u70b9\u5b9e\u5728\u6709\u70b9\u9ebb\u70e6\u5c31\u4e00\u76f4\u6ca1\u5f04\uff1a<\/p>\n<ol>\n<li>\u539f\u4f5c\u8005\u662f\u81ea\u5df1\u7ed5\u7535\u78c1\u7ebf\u5708\uff0c\u592a\u8d39\u4e8b\u4e86<\/li>\n<li>\u539f\u4f5c\u8005\u7528\u4e86\u6211\u4e0d\u61c2\u7684\u8fbe\u6797\u987f\u7ba1\u5565\u7684\u6765\u9a71\u52a8\u7535\u78c1\u94c1\uff0c\u592a\u9ebb\u70e6\u4e86<\/li>\n<\/ol>\n<p>\u7136\u540e\u6700\u8fd1\u901b\u6dd8\u5b9d\u53d1\u73b0\u4e86\u6709\u73b0\u6210\u7684\u7ebf\u5708\u5356\uff0c\u4e70\u4e86\u6d4b\u8bd5\u4e00\u4e0b\uff0c\u8fd8\u771f\u53ef\u4ee5\u63a8\u52a8 5x2mm \u7684\u5706\u5f62\u6c38\u78c1\u94c1\u4e86\uff0c\u8fd9\u4e0b\u53ef\u4ee5\u5f00\u59cb\u641e\u4e00\u641e\u4e86\u3002<\/p>\n<h2><span class=\"ez-toc-section\" id=\"%E5%8D%95%E4%B8%AA%E6%95%B0%E5%AD%97%E6%BC%94%E7%A4%BA%E6%95%88%E6%9E%9C\"><\/span>\u5355\u4e2a\u6570\u5b57\u6f14\u793a\u6548\u679c<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u8fd9\u91cc\u56e0\u4e3a\u662f\u653e\u5728\u684c\u5b50\u4e0a\u62cd\u7684\uff0c\u6bb5\u7801\u7ffb\u8f6c\u58f0\u97f3\u4f1a\u6bd4\u8f83\u5927\uff0c\u5b9e\u9645\u7ad6\u7740\u653e\u7684\u65f6\u5019\u4f1a\u597d\u4e00\u4e9b\u3002<\/p>\n<p>PS. \u62cd\u89c6\u9891\u7684\u65f6\u5019\u5de6\u4e0a\u89d2\u90a3\u4e2a\u6bb5\u6709\u4e00\u4e2a\u7535\u78c1\u94c1\u574f\u4e86\uff0c\u6240\u4ee5\u6700\u540e\u53ef\u4ee5\u770b\u5230\u5b83\u6ca1\u6709\u7ffb\u8f6c\u6210\u9ed1\u8272 \ud83d\ude03\u3002<\/p>\n<div style=\"width: 320px;\" class=\"wp-video\"><!--[if lt IE 9]><script>document.createElement('video');<\/script><![endif]-->\n<video class=\"wp-video-shortcode\" id=\"video-2095-1\" width=\"320\" height=\"640\" preload=\"metadata\" controls=\"controls\"><source type=\"video\/mp4\" src=\"https:\/\/xujiwei.com\/blog\/wp-content\/uploads\/2026\/03\/\u7535\u78c1\u94c1\u65f6\u949f\u6f14\u793a.mp4?_=1\" \/><a href=\"https:\/\/xujiwei.com\/blog\/wp-content\/uploads\/2026\/03\/\u7535\u78c1\u94c1\u65f6\u949f\u6f14\u793a.mp4\">https:\/\/xujiwei.com\/blog\/wp-content\/uploads\/2026\/03\/\u7535\u78c1\u94c1\u65f6\u949f\u6f14\u793a.mp4<\/a><\/video><\/div>\n<h2><span class=\"ez-toc-section\" id=\"%E7%94%B5%E7%A3%81%E9%93%81%E9%80%89%E6%8B%A9\"><\/span>\u7535\u78c1\u94c1\u9009\u62e9<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u5728\u627e DeepSeek \u5b66\u4e60\u4e86\u4e00\u5927\u5708\u4e4b\u540e\uff0c\u7ec8\u4e8e<strong>\u5bf9\u7535\u78c1\u94c1\u660e\u767d\u4e00\u70b9\u70b9\uff0c\u9700\u8981\u8db3\u591f\u591a\u7684\u531d\u6570\uff0c\u624d\u80fd\u4f1a\u6709\u5927\u4e00\u70b9\u7684\u78c1\u6027\u3002<\/strong><\/p>\n<p>\u7136\u540e\u5c31\u627e\u5230\u4e86\u8fd9\u4e2a\u5546\u54c1\uff0c\u5e94\u8be5\u662f\u987a\u7740\u522b\u4eba\u505a\u78c1\u60ac\u6d6e\u7684\u914d\u4ef6\u627e\u5230\u7684\u3002<\/p>\n<p>\u4e70\u56de\u6765\u4e4b\u540e\u628a\u94c1\u82af\u6572\u6389\u5c31\u53ef\u4ee5\u4e86\u3002<\/p>\n<p><img src=\"https:\/\/xujiwei.com\/blog\/wp-content\/uploads\/2025\/12\/magnet-clock-finished-one-digit-2.jpg\" alt=\"magnet-clock-finished-one-digit-2\" \/><\/p>\n<p>\u4e4b\u524d\u8fd8\u4e70\u8fc7\u4e0b\u9762\u8fd9\u4e24\u79cd\uff0c\u6d4b\u8bd5\u7684\u65f6\u5019\u5b8c\u5168\u63a8\u4e0d\u52a8 5x2mm \u7684\u5706\u5f62\u6c38\u78c1\u94c1\uff0c\u56e0\u6b64\u4ece\u5e74\u521d\u5230\u73b0\u5728\u90fd\u6ca1\u6709\u6298\u817e\u8fc7\u3002<\/p>\n<p><img src=\"https:\/\/xujiwei.com\/blog\/wp-content\/uploads\/2025\/12\/magnet-clock-finished-one-digit-3.jpg\" alt=\"magnet-clock-finished-one-digit-3\" \/><\/p>\n<p><img src=\"https:\/\/xujiwei.com\/blog\/wp-content\/uploads\/2025\/12\/magnet-clock-finished-one-digit-4.jpg\" alt=\"magnet-clock-finished-one-digit-4\" \/><\/p>\n<h2><span class=\"ez-toc-section\" id=\"%E9%A9%B1%E5%8A%A8%E7%94%B5%E8%B7%AF\"><\/span>\u9a71\u52a8\u7535\u8def<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u539f\u9879\u76ee\u4f7f\u7528\u4e86\u8fbe\u6797\u987f\u7ba1\u8fd8\u6709\u79fb\u4f4d\u5bc4\u5b58\u5668\u4ec0\u4e48\u7684\u7ec4\u5408\u8d77\u6765\u63a7\u5236\uff0c\u6211\u89c9\u5f97\u6bd4\u8f83\u9ebb\u70e6\uff0c\u677f\u5b50\u4e5f\u592a\u591a\u4e86\u3002<\/p>\n<p>\u5728\u62ff\u5230\u7535\u78c1\u94c1\u7ebf\u5708\u4e4b\u540e\uff0c\u5c31\u60f3\u7740<strong>\u65e2\u7136\u662f\u63a7\u5236\u901a\u65ad\uff0c\u662f\u4e0d\u662f\u53ef\u4ee5\u76f4\u63a5\u7528 NMOS \u5c31\u53ef\u4ee5\u4e86<\/strong>\u3002\u76f4\u63a5\u7528\u96f6\u4ef6\u642d\u4e86\u4e2a\u6d4b\u8bd5\u7535\u8def\uff0c\u5b8c\u5168\u53ef\u4ee5\u628a\u5706\u5f62\u78c1\u94c1\u63a8\u5f00\uff0c\u90a3\u5c31\u5f00\u59cb\u753b\u5757\u677f\u5b50\u5427\u3002<\/p>\n<p>\u76f4\u63a5\u6700\u7701\u4e8b\u7684\u505a\u6cd5\u4e86\uff0cMCU \u7684 GPIO \u76f4\u63a5\u63a7\u5236 NMOS Gate\uff0c\u7535\u78c1\u94c1\u7ebf\u5708\u63a5\u5728 Drain \u4e0a\uff0c\u901a\u8fc7\u77ed\u6682\u5f00\u542f GPIO\uff0c\u5c31\u53ef\u4ee5\u8ba9\u7535\u78c1\u94c1\u4ea7\u751f\u78c1\u529b\u63a8\u5f00\u7279\u5b9a\u7684\u6bb5\u7801\u3002<\/p>\n<p><img src=\"https:\/\/xujiwei.com\/blog\/wp-content\/uploads\/2025\/12\/magnet-clock-finished-one-digit-5.png\" alt=\"magnet-clock-finished-one-digit-5\" \/><\/p>\n<p>\u8fd9\u91cc\u4f7f\u7528 NMOS \u800c\u4e0d\u662f PMOS \u6765\u63a7\u5236\u7535\u78c1\u94c1\u901a\u65ad\uff0c\u662f\u56e0\u4e3a\u5982\u679c\u7535\u78c1\u94c1\u9700\u8981\u66f4\u5927\u63a8\u529b\uff0c\u9700\u8981\u66f4\u9ad8\u7684\u7535\u538b\uff0c\u6d4b\u8bd5\u4e86\u5728 10V \u7684\u65f6\u5019\u6548\u679c\u6bd4\u8f83\u597d\uff0c\u56e0\u6b64\u5982\u679c\u9700\u8981 MCU 3.3V \u7684 GPIO \u53ef\u4ee5\u63a7\u5236\uff0c\u7528 NMOS \u6bd4\u8f83\u5408\u9002\u4e86\u3002<\/p>\n<h2><span class=\"ez-toc-section\" id=\"%E4%B8%BB%E6%8E%A7%E8%8A%AF%E7%89%87\"><\/span>\u4e3b\u63a7\u82af\u7247<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u672c\u6765\u60f3\u7528\u6210\u672c\u4f4e\u4e00\u70b9\u7684 MCU \u6765\u63a7\u5236\uff0c\u4f46\u662f\u8fd9\u4e2a\u677f\u5b50\u8981\u6c42\u6700\u5c11 14 \u4e2a GPIO\uff0c\u624b\u5934\u4e0a\u521a\u597d\u6709\u95f2\u7f6e\u7684 ESP32-S3 \u6a21\u5757\uff0c\u5c31\u76f4\u63a5\u7528 ESP32-S3 \u4e86\u3002<\/p>\n<p><img src=\"https:\/\/xujiwei.com\/blog\/wp-content\/uploads\/2025\/12\/magnet-clock-finished-one-digit-6.png\" alt=\"magnet-clock-finished-one-digit-6\" \/><\/p>\n<p>\u5b8c\u5168\u5c31\u662f\u6734\u5b9e\u65e0\u534e\u7684 14 \u4e2a GPIO \u8fde\u63a5\u5230 14 \u4e2a NMOS\u3002<\/p>\n<h2><span class=\"ez-toc-section\" id=\"PCB_%E8%AE%BE%E8%AE%A1\"><\/span>PCB \u8bbe\u8ba1<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>PCB \u5c31\u662f\u76f8\u5f53\u7b80\u5355\u7684\u4e00\u5757\u677f\u5b50\u4e86\uff0c\u4e0d\u8fc7\u5927\u5c0f\u8d85\u8fc7\u4e86\u5609\u7acb\u521b\u7684\u514d\u8d39\u6253\u6837\u5c3a\u5bf8\uff0c\u6362\u5230\u6377\u914d\u53bb\u6253\u6837\u4e86\u3002<\/p>\n<p><img src=\"https:\/\/xujiwei.com\/blog\/wp-content\/uploads\/2025\/12\/magnet-clock-finished-one-digit-7.jpg\" alt=\"magnet-clock-finished-one-digit-7\" \/><\/p>\n<h2><span class=\"ez-toc-section\" id=\"%E5%B0%8F%E7%BB%93\"><\/span>\u5c0f\u7ed3<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u73b0\u5728\u4e00\u4f4d\u6570\u5b57\u8c03\u901a\u4e86\uff0c\u540e\u9762\u5c31\u662f\u770b\u770b\u600e\u4e48 4 \u4f4d\u6570\u5b57\u8054\u52a8\u4ee5\u53ca\u901a\u4fe1\uff0c\u5728 PCB \u4e24\u4fa7\u9884\u7559\u4e86 5P \u7684 2.54mm \u6392\u9488\uff0c\u53ef\u4ee5\u4f20\u9012\u7535\u6e90\u4ee5\u53ca UART TX RX \u4fe1\u53f7\uff0c\u53ef\u4ee5\u53ea\u9700\u8981\u4e00\u4f4d\u6570\u5b57\u5f00\u542f Wi-Fi \u901a\u4fe1\uff0c\u5176\u4ed6\u7684\u53ea\u63a7\u5236\u7535\u78c1\u94c1\u7684\u901a\u65ad\u3002<\/p>\n<p>\u4e0d\u8fc7 ESP32-S3 \u6a21\u5757\u7684\u6210\u672c\u8fd8\u662f\u6709\u70b9\u9ad8\uff0c\u540e\u9762\u53ef\u4ee5\u8003\u8651\u628a\u6b21\u7ea7\u6570\u5b57\u7684 MCU \u6362\u6210\u5176\u4ed6\u4f4e\u6210\u672c MCU\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u7535\u78c1\u94c1\u6bb5\u7801\u65f6\u949f\u8fd9\u4e2a\u9879\u76ee\u8fd8\u662f\u5e74\u521d\u7684\u65f6\u5019\u5728 Instructables \u770b\u5230\u7684\uff0c\u4e2d\u95f4 &hellip;<\/p>\n<p class=\"read-more\"><a href=\"https:\/\/xujiwei.com\/blog\/2026\/03\/magnet-clock-finished-one-digit\/\">\u7ee7\u7eed\u9605\u8bfb &raquo;<\/a><\/p>\n","protected":false},"author":2,"featured_media":2011,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[402],"tags":[262,328,386,504],"_links":{"self":[{"href":"https:\/\/xujiwei.com\/blog\/wp-json\/wp\/v2\/posts\/2095"}],"collection":[{"href":"https:\/\/xujiwei.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/xujiwei.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/xujiwei.com\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/xujiwei.com\/blog\/wp-json\/wp\/v2\/comments?post=2095"}],"version-history":[{"count":0,"href":"https:\/\/xujiwei.com\/blog\/wp-json\/wp\/v2\/posts\/2095\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/xujiwei.com\/blog\/wp-json\/wp\/v2\/media\/2011"}],"wp:attachment":[{"href":"https:\/\/xujiwei.com\/blog\/wp-json\/wp\/v2\/media?parent=2095"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/xujiwei.com\/blog\/wp-json\/wp\/v2\/categories?post=2095"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/xujiwei.com\/blog\/wp-json\/wp\/v2\/tags?post=2095"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}