{"id":15457,"date":"2025-09-10T14:48:49","date_gmt":"2025-09-10T06:48:49","guid":{"rendered":"http:\/\/opled.addmaker.tw\/%e5%a6%82%e4%bd%95%e8%a8%ad%e8%a8%88led%e4%b8%83%e6%ae%b5%e9%a1%af%e7%a4%ba%e5%99%a8%e7%9a%84led%e4%b8%b2%e6%b5%81%e9%9b%bb%e9%98%bb\/"},"modified":"2026-07-17T12:20:23","modified_gmt":"2026-07-17T04:20:23","slug":"how-to-design-led-series-resistor-for-7-segment-display","status":"publish","type":"post","link":"https:\/\/www.opledtw.com\/zh-hant\/blog\/how-to-design-led-series-resistor-for-7-segment-display\/","title":{"rendered":"\u5982\u4f55\u8a2d\u8a08LED\u4e03\u6bb5\u986f\u793a\u5668\u7684LED\u4e32\u6d41\u96fb\u963b?"},"content":{"rendered":"<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/www.opledtw.com\/wp-content\/uploads\/2023\/06\/LED-currentliniting-R_title-11200800-1024x683.png\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"683\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/www.opledtw.com\/wp-content\/uploads\/2023\/06\/LED-currentliniting-R_title-11200800-1024x683.png\" alt=\"How to design an LED series current-limiting resistor for 7 segments LED display?\" class=\"wp-image-24766 lazyload\" data-srcset=\"https:\/\/www.opledtw.com\/wp-content\/uploads\/2023\/06\/LED-currentliniting-R_title-11200800-1024x683.png 1024w, https:\/\/www.opledtw.com\/wp-content\/uploads\/2023\/06\/LED-currentliniting-R_title-11200800-300x200.png 300w, https:\/\/www.opledtw.com\/wp-content\/uploads\/2023\/06\/LED-currentliniting-R_title-11200800-768x512.png 768w, https:\/\/www.opledtw.com\/wp-content\/uploads\/2023\/06\/LED-currentliniting-R_title-11200800-1080x720.png 1080w, https:\/\/www.opledtw.com\/wp-content\/uploads\/2023\/06\/LED-currentliniting-R_title-11200800.png 1200w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><noscript><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"683\" src=\"https:\/\/www.opledtw.com\/wp-content\/uploads\/2023\/06\/LED-currentliniting-R_title-11200800-1024x683.png\" alt=\"How to design an LED series current-limiting resistor for 7 segments LED display?\" class=\"wp-image-24766 lazyload\" srcset=\"https:\/\/www.opledtw.com\/wp-content\/uploads\/2023\/06\/LED-currentliniting-R_title-11200800-1024x683.png 1024w, https:\/\/www.opledtw.com\/wp-content\/uploads\/2023\/06\/LED-currentliniting-R_title-11200800-300x200.png 300w, https:\/\/www.opledtw.com\/wp-content\/uploads\/2023\/06\/LED-currentliniting-R_title-11200800-768x512.png 768w, https:\/\/www.opledtw.com\/wp-content\/uploads\/2023\/06\/LED-currentliniting-R_title-11200800-1080x720.png 1080w, https:\/\/www.opledtw.com\/wp-content\/uploads\/2023\/06\/LED-currentliniting-R_title-11200800.png 1200w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/noscript><\/a><figcaption class=\"wp-element-caption\">\u5982\u4f55\u8a2d\u8a08LED\u4e03\u6bb5\u986f\u793a\u5668\u7684LED\u4e32\u6d41\u96fb\u963b?<\/figcaption><\/figure><div id=\"ez-toc-container\" class=\"ez-toc-v2_0_36_1 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\">\u5167\u5bb9\u76ee\u9304<\/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\" style=\"display: none;\"><label for=\"item\" aria-label=\"\u5167\u5bb9\u76ee\u9304\"><span style=\"display: flex;align-items: center;width: 35px;height: 30px;justify-content: center;\"><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\" 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title=\"\u70ba\u4ec0\u9ebc\u767c\u5149\u4e8c\u6975\u9ad4(LED)\u9700\u8981\u9650\u6d41\u96fb\u963b?\">\u70ba\u4ec0\u9ebc\u767c\u5149\u4e8c\u6975\u9ad4(LED)\u9700\u8981\u9650\u6d41\u96fb\u963b?<\/a><ul class='ez-toc-list-level-2'><li class='ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.opledtw.com\/zh-hant\/blog\/how-to-design-led-series-resistor-for-7-segment-display\/#%E5%85%A9%E7%A8%AE%E6%9C%80%E5%B8%B8%E8%A6%8B%E7%9A%84%E4%B8%83%E6%AE%B5%E9%A1%AF%E7%A4%BA%E5%99%A8%E6%8E%A5%E6%B3%95\" title=\"\u5169\u7a2e\u6700\u5e38\u898b\u7684\u4e03\u6bb5\u986f\u793a\u5668\u63a5\u6cd5\">\u5169\u7a2e\u6700\u5e38\u898b\u7684\u4e03\u6bb5\u986f\u793a\u5668\u63a5\u6cd5<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.opledtw.com\/zh-hant\/blog\/how-to-design-led-series-resistor-for-7-segment-display\/#%E7%99%BC%E5%85%89%E4%BA%8C%E6%A5%B5%E9%AB%94%E7%9A%84%E5%9F%BA%E7%A4%8E\" title=\"\u767c\u5149\u4e8c\u6975\u9ad4\u7684\u57fa\u790e\">\u767c\u5149\u4e8c\u6975\u9ad4\u7684\u57fa\u790e<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.opledtw.com\/zh-hant\/blog\/how-to-design-led-series-resistor-for-7-segment-display\/#%E5%9C%96%E8%A7%A3%E5%85%B1%E9%99%B0%E6%A5%B5%E4%B8%83%E6%AE%B5%E9%A1%AF%E7%A4%BA%E5%99%A8%E5%92%8C%E5%85%B1%E9%99%BD%E6%A5%B5%E4%B8%83%E6%AE%B5%E9%A1%AF%E7%A4%BA%E5%99%A8\" title=\"\u5716\u89e3\u5171\u9670\u6975\u4e03\u6bb5\u986f\u793a\u5668\u548c\u5171\u967d\u6975\u4e03\u6bb5\u986f\u793a\u5668\">\u5716\u89e3\u5171\u9670\u6975\u4e03\u6bb5\u986f\u793a\u5668\u548c\u5171\u967d\u6975\u4e03\u6bb5\u986f\u793a\u5668<\/a><ul class='ez-toc-list-level-3'><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.opledtw.com\/zh-hant\/blog\/how-to-design-led-series-resistor-for-7-segment-display\/#%E5%85%B1%E9%99%B0%E6%A5%B5%E4%B8%83%E6%AE%B5%E9%A1%AF%E7%A4%BA%E5%99%A8%E5%92%8C%E5%85%B1%E9%99%BD%E6%A5%B5%E4%B8%83%E6%AE%B5%E9%A1%AF%E7%A4%BA%E5%99%A8%E5%B7%AE%E5%88%A5\" title=\"\u5171\u9670\u6975\u4e03\u6bb5\u986f\u793a\u5668\u548c\u5171\u967d\u6975\u4e03\u6bb5\u986f\u793a\u5668\u5dee\u5225?\">\u5171\u9670\u6975\u4e03\u6bb5\u986f\u793a\u5668\u548c\u5171\u967d\u6975\u4e03\u6bb5\u986f\u793a\u5668\u5dee\u5225?<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.opledtw.com\/zh-hant\/blog\/how-to-design-led-series-resistor-for-7-segment-display\/#%E6%8E%A8%E8%96%A6%E7%9A%84%E4%B8%83%E6%AE%B5%E9%A1%AF%E7%A4%BA%E5%99%A8%E4%B8%B2%E6%8E%A5%E9%99%90%E6%B5%81%E9%9B%BB%E9%98%BB%E6%8E%A5%E6%B3%95\" title=\"\u63a8\u85a6\u7684\u4e03\u6bb5\u986f\u793a\u5668\u4e32\u63a5\u9650\u6d41\u96fb\u963b\u63a5\u6cd5\">\u63a8\u85a6\u7684\u4e03\u6bb5\u986f\u793a\u5668\u4e32\u63a5\u9650\u6d41\u96fb\u963b\u63a5\u6cd5<\/a><ul class='ez-toc-list-level-3'><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.opledtw.com\/zh-hant\/blog\/how-to-design-led-series-resistor-for-7-segment-display\/#%E5%A6%82%E4%BD%95%E8%A8%AD%E5%AE%9A%E6%8E%A7%E5%88%B6LED%E9%9B%BB%E6%B5%81%E7%9A%84%E9%99%90%E6%B5%81%E9%9B%BB%E7%B5%84-%E4%BB%A5OPD-S3010LA-BW_%E7%82%BA%E4%BE%8B\" title=\"\u5982\u4f55\u8a2d\u5b9a\u63a7\u5236LED\u96fb\u6d41\u7684\u9650\u6d41\u96fb\u7d44?-\u4ee5OPD-S3010LA-BW \u70ba\u4f8b\">\u5982\u4f55\u8a2d\u5b9a\u63a7\u5236LED\u96fb\u6d41\u7684\u9650\u6d41\u96fb\u7d44?-\u4ee5OPD-S3010LA-BW \u70ba\u4f8b<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.opledtw.com\/zh-hant\/blog\/how-to-design-led-series-resistor-for-7-segment-display\/#%E4%BD%BF%E7%94%A8Arduino_%E4%BE%86%E9%BB%9E%E4%BA%AE%E4%B8%83%E6%AE%B5%E9%A1%AF%E7%A4%BA%E5%99%A8\" title=\"\u4f7f\u7528Arduino \u4f86\u9ede\u4eae\u4e03\u6bb5\u986f\u793a\u5668\">\u4f7f\u7528Arduino \u4f86\u9ede\u4eae\u4e03\u6bb5\u986f\u793a\u5668<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.opledtw.com\/zh-hant\/blog\/how-to-design-led-series-resistor-for-7-segment-display\/#%E6%8E%A8%E8%96%A6%E9%96%B1%E8%AE%80\" title=\"\u63a8\u85a6\u95b1\u8b80\">\u63a8\u85a6\u95b1\u8b80<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/www.opledtw.com\/zh-hant\/blog\/how-to-design-led-series-resistor-for-7-segment-display\/#FAQ\" title=\"FAQ\">FAQ<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h1 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E7%82%BA%E4%BB%80%E9%BA%BC%E7%99%BC%E5%85%89%E4%BA%8C%E6%A5%B5%E9%AB%94LED%E9%9C%80%E8%A6%81%E9%99%90%E6%B5%81%E9%9B%BB%E9%98%BB\"><\/span>\u70ba\u4ec0\u9ebc\u767c\u5149\u4e8c\u6975\u9ad4(LED)\u9700\u8981\u9650\u6d41\u96fb\u963b?<span class=\"ez-toc-section-end\"><\/span><\/h1><p class=\"wp-block-paragraph\">\u3000\u3000\u767c\u5149\u4e8c\u6975\u9ad4(LED)\u662f\u4e00\u500b\u8106\u5f31\u7684\u96fb\u5b50\u5143\u4ef6\uff0c\u5c0d\u5b83\u65bd\u4e88\u904e\u5927\u7684\u96fb\u6d41\u6216\u96fb\u58d3\u90fd\u6703\u4f7f\u5b83\u71d2\u6bc0\u3002\u5c0d\u65bc\u6bcf\u500b\u767c\u5149\u4e8c\u6975\u9ad4(LED)\u4e32\u63a5\u4e00\u500b\u6b63\u78ba\u963b\u503c\u5f97\u9650\u6d41\u96fb\u963b\uff0c\u662f\u4e00\u500b\u907f\u514d\u71d2\u6bc0\u7684\u7c21\u55ae\u4e26\u6709\u6548\u7684\u65b9\u6cd5\u3002\u9019\u7bc7\u6587\u7ae0\u6703\u89e3\u91cb\u5982\u4f55\u8a08\u7b97\u6b63\u78ba\u7684\u9650\u6d41\u96fb\u963b\u503c\u3002<\/p><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E5%85%A9%E7%A8%AE%E6%9C%80%E5%B8%B8%E8%A6%8B%E7%9A%84%E4%B8%83%E6%AE%B5%E9%A1%AF%E7%A4%BA%E5%99%A8%E6%8E%A5%E6%B3%95\"><\/span>\u5169\u7a2e\u6700\u5e38\u898b\u7684\u4e03\u6bb5\u986f\u793a\u5668\u63a5\u6cd5<span class=\"ez-toc-section-end\"><\/span><\/h2><p class=\"wp-block-paragraph\">\u3000\u3000\u70ba\u4e86\u8981\u6e1b\u5c11\u4e03\u6bb5\u986f\u793a\u5668\u7684\u5916\u63a5\u8173\u4f4d\uff0c\u5c07\u767c\u5149\u4e8c\u6975\u9ad4\u7684\u4e00\u7aef\u63a5\u5728\u4e00\u8d77\uff0c\u85c9\u7531\u53e6\u4e00\u7aef\u4f86\u63a7\u5236\u767c\u5149\u4e8c\u6975\u9ad4\u7684\u4eae\u6697\u662f\u5341\u5206\u5e38\u898b\u7684\u505a\u6cd5\uff0c\u4f5c\u6cd5\u96a8\u8457\u9023\u63a5\u767c\u5149\u4e8c\u6975\u9ad4\u5169\u7aef\u5176\u4e2d\u4e00\u7aef\u800c\u5206\u6210\u5169\u7a2e\uff0c<a href=\"https:\/\/www.electronics-tutorials.ws\/blog\/7-segment-display-tutorial.html\" target=\"_blank\" rel=\"noreferrer noopener\">\u5171\u9670\u6975(<strong>common cathode)<\/strong>\u7684\u63a5\u6cd5\u6216\u662f\u5171\u967d\u6975(<strong>common anode)<\/strong><\/a>\u7684\u63a5\u6cd5<\/p><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E7%99%BC%E5%85%89%E4%BA%8C%E6%A5%B5%E9%AB%94%E7%9A%84%E5%9F%BA%E7%A4%8E\"><\/span>\u767c\u5149\u4e8c\u6975\u9ad4\u7684\u57fa\u790e<span class=\"ez-toc-section-end\"><\/span><\/h2><p class=\"wp-block-paragraph\"><a href=\"https:\/\/zh.wikipedia.org\/wiki\/%E7%99%BC%E5%85%89%E4%BA%8C%E6%A5%B5%E7%AE%A1\" target=\"_blank\" rel=\"noreferrer noopener\">\u767c\u5149\u4e8c\u6975\u9ad4<\/a>\u5728\u7dad\u57fa\u767e\u79d1\u4e0a\u7684\u5b9a\u7fa9<\/p><blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\"><p class=\"wp-block-paragraph\"><b>\uff0e\uff0e\uff0e\u767c\u5149\u4e8c\u6975\u9ad4<\/b>\uff08\u82f1\u8a9e\uff1a<span lang=\"en\"><b>Light-emitting diode<\/b><\/span>\uff0c<a title=\"\u7e2e\u5beb\" href=\"https:\/\/zh.wikipedia.org\/wiki\/%E7%B8%AE%E5%AF%AB\">\u7e2e\u5beb<\/a>\u70ba<span lang=\"en\"><b>LED<\/b><\/span>\uff09<sup id=\"cite_ref-1\" class=\"reference\"><a href=\"https:\/\/zh.wikipedia.org\/wiki\/%E7%99%BC%E5%85%89%E4%BA%8C%E6%A5%B5%E7%AE%A1#cite_note-1\">[1]<\/a><\/sup>\u662f\u4e00\u7a2e\u80fd\u767c\u5149\u7684<a class=\"mw-redirect\" title=\"\u534a\u5c0e\u9ad4\" href=\"https:\/\/zh.wikipedia.org\/wiki\/%E5%8D%8A%E5%B0%8E%E9%AB%94\">\u534a\u5c0e\u9ad4<\/a>\u96fb\u5b50\u5143\u4ef6\uff0c\uff0e\uff0e\uff0e \u767c\u5149\u4e8c\u6975\u9ad4\u53ea\u80fd\u5920\u5f80\u4e00\u500b\u65b9\u5411\u5c0e\u901a\uff08\u901a\u96fb\uff09\uff0c\u53eb\u4f5c<a class=\"new\" title=\"\u9806\u5411\u504f\u58d3\uff08\u9801\u9762\u4e0d\u5b58\u5728\uff09\" href=\"https:\/\/zh.wikipedia.org\/w\/index.php?title=%E6%AD%A3%E5%90%91%E5%81%8F%E7%BD%AE&amp;action=edit&amp;redlink=1\">\u9806\u5411\u504f\u58d3<\/a>\uff0c\u7576\u96fb\u6d41\u6d41\u904e\u6642\uff0c\u96fb\u5b50\u8207\u96fb\u6d1e\u5728\u5176\u5167\u8907\u5408\u800c\u767c\u51fa\u55ae\u8272\u5149\uff0c\u9019\u53eb<a title=\"\u96fb\u81f4\u767c\u5149\" href=\"https:\/\/zh.wikipedia.org\/wiki\/%E9%9B%BB%E8%87%B4%E7%99%BC%E5%85%89\">\u96fb\u81f4\u767c\u5149<\/a>\u6548\u61c9\uff0c\u800c\u5149\u7dda\u7684\u6ce2\u9577\u3001\u984f\u8272\u8ddf\u5176\u6240\u63a1\u7528\u7684\u534a\u5c0e\u9ad4\u7269\u6599\u7a2e\u985e\u8207\u6545\u610f\u647b\u5165\u7684\u5143\u7d20\u96dc\u8cea\u6709\u95dc\u3002\u5177\u6709\u6548\u7387\u9ad8\u3001\u58fd\u547d\u9577\u3001\u4e0d\u6613\u7834\u640d\u3001\u53cd\u61c9\u901f\u5ea6\u5feb\u3001\u53ef\u9760\u6027\u9ad8\u7b49\u50b3\u7d71\u5149\u6e90\u4e0d\u53ca\u7684\u512a\u9ede\u3002\uff0e\uff0e\uff0e <\/p>\n\n<p class=\"wp-block-paragraph\"><\/p><cite><a href=\"https:\/\/zh.wikipedia.org\/wiki\/%E7%99%BC%E5%85%89%E4%BA%8C%E6%A5%B5%E7%AE%A1\">\u7dad\u57fa\u767e\u79d1\uff0d\u767c\u5149\u4e8c\u6975\u9ad4\uff2c\uff25\uff24<\/a><\/cite><\/blockquote><p class=\"wp-block-paragraph\">\u3000\u3000\u767c\u5149\u4e8c\u6975\u9ad4(LED)\u662f\u4e00\u500b\u96d9\u7aef\u7684\u96fb\u5b50\u5143\u4ef6\uff0c\u96fb\u6d41\u85c9\u7531\u6b63\u7aef\u6d41\u5411\u8ca0\u7aef\u4f86\u767c\u5149\uff0c\u4e0b\u65b9\u5716\u7247\u5229\u7528\u5e38\u898b\u7684LED Lamp \u4f86\u89e3\u8aaa\u96fb\u8def\u7b26\u865f\u3002<\/p><div class=\"wp-block-image is-resized\"><figure class=\"aligncenter size-large\"><img decoding=\"async\" width=\"220\" height=\"244\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/www.opledtw.com\/wp-content\/uploads\/2020\/11\/220px-LED_5mm_green_en.svg.png\" alt=\"\u5716\u8aaa\uff1a\u25b2\u5229\u7528LED LAMP \u4f86\u89e3\u8aaa\u96fb\u8def\u7b26\u865f (REF Wikimedia) \" class=\"wp-image-13187 lazyload\"\/><noscript><img decoding=\"async\" width=\"220\" height=\"244\" src=\"https:\/\/www.opledtw.com\/wp-content\/uploads\/2020\/11\/220px-LED_5mm_green_en.svg.png\" alt=\"\u5716\u8aaa\uff1a\u25b2\u5229\u7528LED LAMP \u4f86\u89e3\u8aaa\u96fb\u8def\u7b26\u865f (REF Wikimedia) \" class=\"wp-image-13187 lazyload\"\/><\/noscript><figcaption class=\"wp-element-caption\"><strong><em>\u5716\u8aaa\uff1a\u25b2\u5229\u7528LED LAMP \u4f86\u89e3\u8aaa\u96fb\u8def\u7b26\u865f (REF <a href=\"https:\/\/en.wikipedia.org\/wiki\/Light-emitting_diode\">Wikimedia<\/a>)<\/em><\/strong> <\/figcaption><\/figure><\/div><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E5%9C%96%E8%A7%A3%E5%85%B1%E9%99%B0%E6%A5%B5%E4%B8%83%E6%AE%B5%E9%A1%AF%E7%A4%BA%E5%99%A8%E5%92%8C%E5%85%B1%E9%99%BD%E6%A5%B5%E4%B8%83%E6%AE%B5%E9%A1%AF%E7%A4%BA%E5%99%A8\"><\/span>\u5716\u89e3\u5171\u9670\u6975\u4e03\u6bb5\u986f\u793a\u5668\u548c\u5171\u967d\u6975\u4e03\u6bb5\u986f\u793a\u5668<span class=\"ez-toc-section-end\"><\/span><\/h2><p class=\"wp-block-paragraph\">\u3000\u3000LED\u76f8\u95dc\u61c9\u7528\u4f86\u8aaa\uff0c\u901a\u5e38\u540c\u6642\u4f7f\u7528\u591a\u500bLED\uff0c\u4ee5\u4e03\u6bb5\u986f\u793a\u5668\u4f86\u8aaa\uff0c\u5c31\u662f\u6703\u7528\u4e03\u500bLED\u4f86\u986f\u793a\u6578\u5b57\uff0c\u70ba\u4e86\u8981\u55ae\u7368\u986f\u793a\u4e03\u500bLED\uff0c\u6700\u591a\u5728\u6a21\u7d44\u4e0a\u6703\u9700\u898114\u500b\u5916\u90e8\u9023\u63a5\u9ede\uff0c\u82e5\u4f7f\u7528\u5171\u9670\u548c\u5171\u967d\u63a5\u6cd5\uff0c\u5247\u53ef\u4ee5\u6e1b\u5c11\u5916\u90e8\u63a5\u8173\uff0c\u6e1b\u5c11\u5916\u90e8\u63a5\u8173\u53ef\u4ee5\u6e1b\u5c11\u6574\u9ad4\u5c3a\u5bf8\u7684\u5916\u89c0\u5c3a\u5bf8\u3002<\/p><p class=\"wp-block-paragraph\">\u6211\u5011\u6bd4\u8f03\u5169\u7a2e\u63a5\u6cd5\u7684\u96fb\u8def\u5716\uff1a<\/p><ul class=\"wp-block-list\"><li>[A] \u4e0d\u4f7f\u7528\u5171\u9670\u548c\u5171\u967d\u63a5\u6cd5\u7684\u4e03\u6bb5\u986f\u793a\u5668\u96fb\u8def\u5716<\/li>\n\n<li>[B] \u4f7f\u7528\u5171\u967d\u63a5\u6cd5\u7684\u4e03\u6bb5\u986f\u793a\u5668\u96fb\u8def\u5716&nbsp;<a href=\"https:\/\/www.opledtw.com\/zh-hant\/product\/0-3inch-1-digit-7-segment-tht-led-display-diamond\/\" target=\"_blank\" rel=\"noreferrer noopener\">OPD-S3010LA-BW <\/a><\/li>\n\n<li>[C] \u4f7f\u7528\u5171\u9670\u63a5\u6cd5\u7684\u4e03\u6bb5\u986f\u793a\u5668\u96fb\u8def\u5716 <a href=\"https:\/\/www.opledtw.com\/c1cntpage-c1_69880-c1-16777-323449.html\" target=\"_blank\" rel=\"noreferrer noopener\">OPD-S3011A-BW&nbsp;<\/a> <\/li><\/ul><p class=\"wp-block-paragraph\">\u6211\u5011\u6703\u8a0e\u8ad6\u9019\u5169\u500b\u63a5\u6cd5\u7684\u5dee\u7570\uff1a<\/p><div class=\"wp-block-image\"><figure class=\"aligncenter size-large\"><img decoding=\"async\" width=\"500\" height=\"720\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/www.opledtw.com\/wp-content\/uploads\/2020\/11\/common-anode-and-common-cathode-configuration-compare.jpg\" alt=\"\u5716\u8aaa\uff1a\u25b2\u5171\u9670 \u6975\u4e03\u6bb5\u986f\u793a\u5668\u548c\u5171\u967d\u6975\u4e03\u6bb5\u986f\u793a\u5668\u63a5\u6cd5\u7684\u4e03\u6bb5\u986f\u793a\u5668\u96fb\u8def\u6bd4\u8f03. OPD-S3010LA-BW\u00a0\u00a0\/\u00a0OPD-S3010LA-BW\u00a0 \" class=\"wp-image-13213 lazyload\" data-srcset=\"https:\/\/www.opledtw.com\/wp-content\/uploads\/2020\/11\/common-anode-and-common-cathode-configuration-compare.jpg 500w, https:\/\/www.opledtw.com\/wp-content\/uploads\/2020\/11\/common-anode-and-common-cathode-configuration-compare-208x300.jpg 208w\" sizes=\"(max-width: 500px) 100vw, 500px\" \/><noscript><img decoding=\"async\" width=\"500\" height=\"720\" src=\"https:\/\/www.opledtw.com\/wp-content\/uploads\/2020\/11\/common-anode-and-common-cathode-configuration-compare.jpg\" alt=\"\u5716\u8aaa\uff1a\u25b2\u5171\u9670 \u6975\u4e03\u6bb5\u986f\u793a\u5668\u548c\u5171\u967d\u6975\u4e03\u6bb5\u986f\u793a\u5668\u63a5\u6cd5\u7684\u4e03\u6bb5\u986f\u793a\u5668\u96fb\u8def\u6bd4\u8f03. OPD-S3010LA-BW\u00a0\u00a0\/\u00a0OPD-S3010LA-BW\u00a0 \" class=\"wp-image-13213 lazyload\" srcset=\"https:\/\/www.opledtw.com\/wp-content\/uploads\/2020\/11\/common-anode-and-common-cathode-configuration-compare.jpg 500w, https:\/\/www.opledtw.com\/wp-content\/uploads\/2020\/11\/common-anode-and-common-cathode-configuration-compare-208x300.jpg 208w\" sizes=\"(max-width: 500px) 100vw, 500px\" \/><\/noscript><figcaption class=\"wp-element-caption\"><strong><em>\u5716\u8aaa\uff1a\u25b2\u5171\u9670 \u6975\u4e03\u6bb5\u986f\u793a\u5668\u548c\u5171\u967d\u6975\u4e03\u6bb5\u986f\u793a\u5668\u63a5\u6cd5\u7684\u4e03\u6bb5\u986f\u793a\u5668\u96fb\u8def\u6bd4\u8f03. <a href=\"https:\/\/www.opledtw.com\/zh-hant\/product\/0-3inch-1-digit-7-segment-tht-led-display-diamond\/\" target=\"_blank\" rel=\"noreferrer noopener\">OPD-S3010LA-BW&nbsp;<\/a>&nbsp;\/&nbsp;<a href=\"https:\/\/www.opledtw.com\/zh-hant\/product\/0-3inch-1-digit-7-segment-tht-led-display-diamond\/\" target=\"_blank\" rel=\"noreferrer noopener\">OPD-S3010LA-BW&nbsp;<\/a><\/em><\/strong> <\/figcaption><\/figure><\/div><p class=\"wp-block-paragraph\">\u3000\u3000\u6bd4\u8f03\u9019\u5169\u500b\u96fb\u8def\u63a5\u6cd5\uff0c\u4f7f\u7528\u5171\u9670\u6975\u4e03\u6bb5\u986f\u793a\u5668\u548c\u5171\u967d\u6975\u4e03\u6bb5\u986f\u793a\u5668\u4e0a\u8ff0\u91cf\u7a2e\u65b9\u6cd5\uff0c\u5916\u90e8\u63a5\u9ede\u5f9e16[A]\u6e1b\u5c11\u523010\u9ede[B]\/[C]\uff0c\u53ef\u4ee5\u6e1b\u5c11\u4e03\u6bb5\u986f\u793a\u5668\u7684\u5916\u90e8\u63a5\u8173\uff0c\u9032\u800c\u6e1b\u5c11\u5176\u6a21\u7d44\u5fc5\u9808\u7684\u9762\u7a4d\uff0c\u66f4\u5c11\u7684\u63a5\u8173\u8868\u793a\u53ef\u4ee5\u505a\u51fa\u66f4\u5c0f\u7684\u4e03\u6bb5\u986f\u793a\u5668\u6a21\u7d44\u3002<\/p><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E5%85%B1%E9%99%B0%E6%A5%B5%E4%B8%83%E6%AE%B5%E9%A1%AF%E7%A4%BA%E5%99%A8%E5%92%8C%E5%85%B1%E9%99%BD%E6%A5%B5%E4%B8%83%E6%AE%B5%E9%A1%AF%E7%A4%BA%E5%99%A8%E5%B7%AE%E5%88%A5\"><\/span>\u5171\u9670\u6975\u4e03\u6bb5\u986f\u793a\u5668\u548c\u5171\u967d\u6975\u4e03\u6bb5\u986f\u793a\u5668\u5dee\u5225?<span class=\"ez-toc-section-end\"><\/span><\/h3><p class=\"wp-block-paragraph\">\u3000\u3000\u5982\u679c\u4f60\u7684\u76ee\u7684\u53ea\u662f\u53bb\u958b\u95dcLED\uff0c\u4f7f\u7528\u5171\u9670\u548c\u5171\u967d\u63a5\u6cd5\u57fa\u672c\u4e0a\u662f\u5b8c\u5168\u6c92\u6709\u5dee\u7570\u3002\u4f46\u82e5\u5c0d\u7522\u54c1\u96fb\u8def\u8a2d\u8a08\u8005\uff0c\u4ed6\u53ef\u4ee5\u4f9d\u7167\u81ea\u5df1\u7684\u96fb\u8def\u9700\u6c42\u53bb\u9078\u64c7\u5169\u7a2e\u4f86\u4f7f\u7528\u3002<\/p><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E6%8E%A8%E8%96%A6%E7%9A%84%E4%B8%83%E6%AE%B5%E9%A1%AF%E7%A4%BA%E5%99%A8%E4%B8%B2%E6%8E%A5%E9%99%90%E6%B5%81%E9%9B%BB%E9%98%BB%E6%8E%A5%E6%B3%95\"><\/span><strong>\u63a8\u85a6\u7684\u4e03\u6bb5\u986f\u793a\u5668\u4e32\u63a5\u9650\u6d41\u96fb\u963b\u63a5\u6cd5<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2><p class=\"wp-block-paragraph\">\u3000\u3000\u6bcf\u500b\u9650\u6d41\u96fb\u7d44\u7684\u96fb\u6d41\u8def\u5f91\u5fc5\u9808\u8981\u5c0d\u61c9\u5230\u6bcf\u500b\u552f\u4e00\u7684LED\u4e0a\u3002\u5c0d\u65bc\u5171\u9670\u6216\u662f\u5171\u967d\u63a5\u6cd5\u7684\u4e03\u6bb5\u986f\u793a\u5668\u5982\u4e0b\u5716\u6240\u793a\uff0c\u9019\u6a23\u7684\u63a5\u6cd5\u80fd\u78ba\u4fdd\u6bcf\u500bLED\u958b\u95dc\u7684\u6642\u5019\u5728\u96fb\u6d41\u8def\u5f91\u4e0a\u90fd\u6709\u4e00\u500b\u9650\u6d41\u96fb\u7d44\u3002<\/p><figure class=\"wp-block-image\"><img class=\"lazyload\" decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/x.webdo.cc\/userfiles\/opledtw\/image\/04_Recommend%20configuration%20for%20a%20current%20limiting%20resistor%20in%20the%20Common%20cathode%207-segment%20display.png\" alt=\"\u5c55\u8e8d\u5149\u96fb\u63d0\u4f9b\u5f97\u66f4\u597d\u7684\u5171\u9670\u4e03\u6bb5\u986f\u793a\u5668\u96fb\u963b\u63a5\u6cd5\u3002\"\/><noscript><img class=\"lazyload\" decoding=\"async\" src=\"https:\/\/x.webdo.cc\/userfiles\/opledtw\/image\/04_Recommend%20configuration%20for%20a%20current%20limiting%20resistor%20in%20the%20Common%20cathode%207-segment%20display.png\" alt=\"\u5c55\u8e8d\u5149\u96fb\u63d0\u4f9b\u5f97\u66f4\u597d\u7684\u5171\u9670\u4e03\u6bb5\u986f\u793a\u5668\u96fb\u963b\u63a5\u6cd5\u3002\"\/><\/noscript><figcaption class=\"wp-element-caption\">\u5716\u793a\uff1a\u25b2\u63a8\u85a6LED\u5171\u9670\u6975\u4e03\u6bb5\u986f\u793a\u5668\u7684\u9650\u6d41\u96fb\u7d44\u63a5\u6cd5 <\/figcaption><\/figure><p class=\"wp-block-paragraph\">\u3000\u3000\u70ba\u4e86\u8981\u958b\u555fLED,LED \u4e0a\u7684\u8de8\u58d3VP\u9700\u8981\u5927\u65bcVF\uff0cLED \u6d41\u904e\u7684\u96fb\u6d41\u6c7a\u5b9a\u65bcVP\u548c\u9650\u6d41\u96fb\u7d44R\u3002<\/p><hr class=\"wp-block-separator has-css-opacity\"\/><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E5%A6%82%E4%BD%95%E8%A8%AD%E5%AE%9A%E6%8E%A7%E5%88%B6LED%E9%9B%BB%E6%B5%81%E7%9A%84%E9%99%90%E6%B5%81%E9%9B%BB%E7%B5%84-%E4%BB%A5OPD-S3010LA-BW_%E7%82%BA%E4%BE%8B\"><\/span>\u5982\u4f55\u8a2d\u5b9a\u63a7\u5236LED\u96fb\u6d41\u7684\u9650\u6d41\u96fb\u7d44?-\u4ee5<a href=\"http:\/\/opled.addmaker.tw\/product\/0-3inch-digit-hight-single-digit-7-segment-smd-led-display\/\">OPD-S3010LA-BW<\/a> \u70ba\u4f8b<span class=\"ez-toc-section-end\"><\/span><\/h3><p class=\"wp-block-paragraph\">\u3000\u3000\u4f7f\u7528 OPD-S3010LA-BW \u7684\u898f\u683c\u548c\u96fb\u5668\u53c3\u6578\u4f86\u8a2d\u8a08\u901a\u904eLED \u7684\u96fb\u6d41\u3002<\/p><figure class=\"wp-block-image\"><img class=\"lazyload\" decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/x.webdo.cc\/userfiles\/opledtw\/image\/05_OPD-S3011LA-BW%20datasheet.png\" alt=\"\u5c55\u8e8d\u5149\u96fb OPD-S3010LA-BW LED \u986f\u793a\u5668\u7684\u898f\u683c\"\/><noscript><img class=\"lazyload\" decoding=\"async\" src=\"https:\/\/x.webdo.cc\/userfiles\/opledtw\/image\/05_OPD-S3011LA-BW%20datasheet.png\" alt=\"\u5c55\u8e8d\u5149\u96fb OPD-S3010LA-BW LED \u986f\u793a\u5668\u7684\u898f\u683c\"\/><\/noscript><figcaption class=\"wp-element-caption\"><strong><em>\u5716\u8aaa\uff1a\u25b2 <a href=\"https:\/\/www.opledtw.com\/zh-hant\/product\/0-3inch-1-digit-7-segment-tht-led-display-diamond\/\" target=\"_blank\" rel=\"noreferrer noopener\">OPD-S3011LA-BW<\/a>&nbsp;\u898f\u683c<\/em><\/strong><\/figcaption><\/figure><p class=\"wp-block-paragraph\">\u3000\u3000\u9996\u5148\uff0c\u4f60\u5fc5\u9808\u8981\u78ba\u8a8d\u6240\u6709\u7684\u96fb\u6c23\u53c3\u6578\uff0c\u6bd4\u5982\u8aaa\u767c\u5149\u6ce2\u9577(Dominant wavelength)\uff0c\u4eae\u5ea6(Luminous intensity)\uff0c\u548c\u4e00\u500b\u6676\u7247\u7684\u529f\u7387\u6d88\u8017(Power dissipation) \u662f\u5426\u9069\u5408\u4f60\u7684\u61c9\u7528\u3002\u6211\u5011\u7121\u6cd5\u8a0e\u8ad6\u6240\u6709\u9078\u64c7\u4e00\u500b\u9069\u5408\u7684\u4e03\u6bb5\u986f\u793a\u5668\u6709\u601d\u8003\uff0c\u6211\u5011\u6703\u4ee5\u6700\u57fa\u672c\u7684\u8003\u91cf\uff0c\u9806\u5411\u96fb\u6d41(VF)\u548c\u4eae\u5ea6\u4f86\u601d\u8003\uff0c\u82e5\u898f\u683cLED\u572820(mA)\u7684\u4eae\u5ea6\u662f40(mcd)\uff0c\u4f60\u4e0d\u9700\u8981\u9019\u9ebc\u4eae\u7684\u4eae\u5ea6\uff0c\u5247\u4f60\u53ef\u4ee5\u8a2d\u5b9aLED \u96fb\u6d41\u662f10(mA)\uff0c\u70ba\u4e86\u8981\u4f7f\u7684LED\u958b\u555f\uff0c\u5247\u4f60\u5c0d\u65bcLED\u65bd\u52a0\u7684\u96fb\u58d3VP\u5fc5\u9808\u8981\u5927\u65bcVF\uff0c\u5f9e\u898f\u683c\u5167\u9078\u53d6VF=2.3V\uff0c\u8a2d\u5b9aVP=3.5V\uff0c\u6211\u5011\u53ef\u4ee5\u5f9e\u96fb\u8def\u5716\u5217\u51fa\u4e0b\u5217\u65b9\u7a0b\u5f0f\uff2c\u3002<\/p><div class=\"wp-block-image\"><figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"574\" height=\"314\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/www.opledtw.com\/wp-content\/uploads\/2020\/11\/06_Common-anode-7-segment-display-Current-limiting-resistor-calculation.png\" alt=\"\u5716\u8aaa\uff1a\u25b2\u5171\u967d\u6975\u4e03\u6bb5\u986f\u793a\u5668\u9650\u6d41\u96fb\u7d44\u8a08\u7b97\uff0d\uff11\n\" class=\"wp-image-13182 lazyload\" srcset=\"https:\/\/www.opledtw.com\/wp-content\/uploads\/2020\/11\/06_Common-anode-7-segment-display-Current-limiting-resistor-calculation.png 574w, https:\/\/www.opledtw.com\/wp-content\/uploads\/2020\/11\/06_Common-anode-7-segment-display-Current-limiting-resistor-calculation-300x164.png 300w\" sizes=\"(max-width: 574px) 100vw, 574px\" \/><figcaption class=\"wp-element-caption\">\u5716\u8aaa\uff1a\u25b2\u5171\u967d\u6975\u4e03\u6bb5\u986f\u793a\u5668\u9650\u6d41\u96fb\u7d44\u8a08\u7b97\uff0d\uff11<br><\/figcaption><\/figure><\/div><div class=\"wp-block-image\"><figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"999\" height=\"714\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/www.opledtw.com\/wp-content\/uploads\/2020\/11\/07_Solve-equation-L-can-get-R4120-ohm.png\" alt=\"\u5716\u8aaa\uff1a\u25b2\u5171\u967d\u6975\u4e03\u6bb5\u986f\u793a\u5668\u9650\u6d41\u96fb\u7d44\u8a08\u7b97\uff0d\uff12\n\" class=\"wp-image-13180 lazyload\" srcset=\"https:\/\/www.opledtw.com\/wp-content\/uploads\/2020\/11\/07_Solve-equation-L-can-get-R4120-ohm.png 999w, https:\/\/www.opledtw.com\/wp-content\/uploads\/2020\/11\/07_Solve-equation-L-can-get-R4120-ohm-300x214.png 300w, https:\/\/www.opledtw.com\/wp-content\/uploads\/2020\/11\/07_Solve-equation-L-can-get-R4120-ohm-768x549.png 768w, https:\/\/www.opledtw.com\/wp-content\/uploads\/2020\/11\/07_Solve-equation-L-can-get-R4120-ohm-600x429.png 600w\" sizes=\"(max-width: 999px) 100vw, 999px\" \/><figcaption class=\"wp-element-caption\">\u5716\u8aaa\uff1a\u25b2\u5171\u967d\u6975\u4e03\u6bb5\u986f\u793a\u5668\u9650\u6d41\u96fb\u7d44\u8a08<strong>\u7b97\uff0d\uff12<\/strong><br><\/figcaption><\/figure><\/div><p class=\"wp-block-paragraph\">\u3000\u3000\u89e3\u51fa\u65b9\u7a0b\u5f0f\u53ef\u5f97LED\u9650\u6d41\u96fb\u7d44 R4=120(ohm)<\/p><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E4%BD%BF%E7%94%A8Arduino_%E4%BE%86%E9%BB%9E%E4%BA%AE%E4%B8%83%E6%AE%B5%E9%A1%AF%E7%A4%BA%E5%99%A8\"><\/span>\u4f7f\u7528<strong>Arduino \u4f86\u9ede\u4eae\u4e03\u6bb5\u986f\u793a\u5668<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2><p class=\"wp-block-paragraph\">\u3000\u3000\u8981\u9ede\u4eae\u4e00\u500b\u4e03\u6bb5\u986f\u793a\u5668\u4f86\u986f\u793a\u6578\u5b57\u6709\u5f88\u591a\u7a2e\u65b9\u5f0f\uff0c\u50cf\u662f\u5229\u7528\u64b0\u5beb\u7a0b\u5f0f\u914d\u5408\u4e0b\u5217\u5e73\u53f0\u6216\u662f\u6676\u7247\uff1aArduino ,Raspberry Pi, 8051 Microcontroller, FPGA, or general-purpose IC(74hc14 (driver) \/ 74HC47 (BCD to 7 segment decoder)\u3002\u56e0\u70baArduino \u8de8\u5e73\u53f0\uff0c\u958b\u6e90\u7684\u7279\u6027\uff0c\u548c\u6709\u9f90\u5927\u4f7f\u7528\u8005\u793e\u7fa4\u7684\u512a\u52e2\uff0cArduino \u53ef\u80fd\u662f\u6700\u591a\u4eba\u4f7f\u7528\u7684\u4e00\u500b\u5e73\u53f0\uff0c\u9ede\u4eae\u4e00\u500b\u55ae\u4e00\u7684\u63d2\u4ef6\u5f0fLED Lamp \u548c\u9ede\u4eae\u6574\u500b\u4e03\u6bb5\u986f\u793a\u5668\u7684\u8a2d\u8a08\u65b9\u5f0f\u5e7e\u4e4e\u76f8\u540c\u3002<\/p><div class=\"wp-block-image\"><figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"666\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/www.opledtw.com\/wp-content\/uploads\/2020\/10\/DSCF8597-5-1024x666.jpg\" alt=\"\u5716\u8aaa\uff1a\u25b2OPTO PLUS LED DIP TYPE LAMP Product page\u00a0\" class=\"wp-image-2607 lazyload\" data-srcset=\"https:\/\/www.opledtw.com\/wp-content\/uploads\/2020\/10\/DSCF8597-5-1024x666.jpg 1024w, https:\/\/www.opledtw.com\/wp-content\/uploads\/2020\/10\/DSCF8597-5-1080x703.jpg 1080w, https:\/\/www.opledtw.com\/wp-content\/uploads\/2020\/10\/DSCF8597-5-300x195.jpg 300w, https:\/\/www.opledtw.com\/wp-content\/uploads\/2020\/10\/DSCF8597-5-768x500.jpg 768w, https:\/\/www.opledtw.com\/wp-content\/uploads\/2020\/10\/DSCF8597-5-1536x999.jpg 1536w, https:\/\/www.opledtw.com\/wp-content\/uploads\/2020\/10\/DSCF8597-5.jpg 1600w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><noscript><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"666\" src=\"https:\/\/www.opledtw.com\/wp-content\/uploads\/2020\/10\/DSCF8597-5-1024x666.jpg\" alt=\"\u5716\u8aaa\uff1a\u25b2OPTO PLUS LED DIP TYPE LAMP Product page\u00a0\" class=\"wp-image-2607 lazyload\" srcset=\"https:\/\/www.opledtw.com\/wp-content\/uploads\/2020\/10\/DSCF8597-5-1024x666.jpg 1024w, https:\/\/www.opledtw.com\/wp-content\/uploads\/2020\/10\/DSCF8597-5-1080x703.jpg 1080w, https:\/\/www.opledtw.com\/wp-content\/uploads\/2020\/10\/DSCF8597-5-300x195.jpg 300w, https:\/\/www.opledtw.com\/wp-content\/uploads\/2020\/10\/DSCF8597-5-768x500.jpg 768w, https:\/\/www.opledtw.com\/wp-content\/uploads\/2020\/10\/DSCF8597-5-1536x999.jpg 1536w, https:\/\/www.opledtw.com\/wp-content\/uploads\/2020\/10\/DSCF8597-5.jpg 1600w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/noscript><figcaption class=\"wp-element-caption\"><strong><em>\u5716\u8aaa\uff1a\u25b2<a href=\"https:\/\/www.opledtw.com\/led-lamp\/\">OPTO PLUS LED DIP TYPE LAMP Product page&nbsp;<\/a><\/em><\/strong><\/figcaption><\/figure><\/div><p class=\"wp-block-paragraph\">\u3000\u3000Arduino \u7684\u9650\u6d41\u96fb\u7d44\u76f8\u5c0d\u4f86\u8aaa\u7c21\u55ae\u5f88\u591a\uff0c\u56e0\u70baArduino \u5e7e\u4e4e\u90fd\u662f5V\u7684\u96fb\u6e90\u7cfb\u7d71\uff0c\u57fa\u672c\u4e0a\u53ea\u8981\u9078\u64c7220(Ohm)\u5c31\u548cLED \u4e32\u63a5\u5c31\u53ef\u4ee5\u6b63\u5e38\u9ede\u4eaeLED\u3002\u60f3\u7406\u89e3\u70ba\u4ec0\u9ebc\u662f220(Ohm)\uff0c\u53ef\u4ee5\u53c3\u8003\u61f6\u756a\u8304\u5de5\u4f5c\u662f\u88fd\u4f5c\u7684\u5f71\u7247\uff0c\u5f71\u7247\u5167\u7528\u6e05\u695a\u7c21\u55ae\u7684\u65b9\u5f0f\u8b93\u4f60\u5feb\u901f\u77ad\u89e3\u539f\u7406(\u6709\u82f1\u6587\u5b57\u5e55)\u3002\u9664\u6b64\u4e4b\u5f8c\uff0c\u5c55\u8e8d\u5149\u96fb\u4e4b\u5f8c\u4e5f\u6703\u63d0\u4f9b\u53e6\u4e00\u7bc7\u6587\u7ae0\u4f86\u89e3\u8aaa\uff0c\u8acb\u656c\u8acb\u671f\u5f85\u3002<\/p><figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe class=\"lazyload\" title=\"Arduino #6 - LED \u8207\u96fb\u963b\u7684\u5fc5\u5b78\u4e4b\u8853\uff01LED &amp; resistors 101!\" width=\"800\" height=\"450\" data-src=\"https:\/\/www.youtube.com\/embed\/cWEJMusT-hI?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><figcaption class=\"wp-element-caption\"><em><strong>Video description\uff1a\u25b2<a href=\"https:\/\/youtu.be\/cWEJMusT-hI\">Arduino #6 &#8211; LED \u8207\u96fb\u963b\u7684\u5fc5\u5b78\u4e4b\u8853\uff01LED &amp; resistors 101!<\/a>&nbsp;by&nbsp;<a href=\"https:\/\/www.youtube.com\/channel\/UCqOBbOLnWWwb1lsOa5QkZKQ\">LazyTomato Lab \u61f6\u756a\u8304\u5de5\u4f5c\u5ba4<\/a><\/strong><\/em><\/figcaption><\/figure><hr class=\"wp-block-separator has-css-opacity\"\/><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E6%8E%A8%E8%96%A6%E9%96%B1%E8%AE%80\"><\/span>\u63a8\u85a6\u95b1\u8b80<span class=\"ez-toc-section-end\"><\/span><\/h2><ul class=\"wp-block-list\"><li><a href=\"https:\/\/www.opledtw.com\/zh-hant\/blog\/what-is-rgb-smd-led-smd-led-package-rgbw-driveric-compare\/\">\u4ec0\u9ebc\u662f RGB SMD LED?\uff5cSMD LED\u5305\u88dd\uff5c\u5168\u7cfb\u5217RGB LED\u6bd4\u8f03\u8868<\/a><\/li>\n\n<li><a href=\"https:\/\/www.opledtw.com\/zh-hant\/blog\/explain-dot-matrix-display-name-type-structure\/\" target=\"_blank\" rel=\"noreferrer noopener\">\u4ecb\u7d39\u9ede\u77e9\u9663\u986f\u793a\u5668\u7684\u540d\u7a31\uff0c\u7a2e\u985e\uff0c\u5167\u90e8\u7d50\u69cb\u548c\u61c9\u7528\u5834\u666f<\/a><\/li>\n\n<li><a href=\"https:\/\/www.opledtw.com\/zh-hant\/blog\/7_segment_16_segment_explain\/\" target=\"_blank\" rel=\"noreferrer noopener\">\u7c21\u4ecb\u5404\u7a2e\u4e03\u6bb5\u986f\u793a\u5668\uff0c\u5341\u516d\u6bb5\u986f\u793a\u5668\uff0c\u548c\u5167\u90e8\u7d50\u69cb\uff01<\/a><\/li>\n\n<li><a href=\"https:\/\/www.opledtw.com\/zh-hant\/blog\/7-segment-16-segment-display-numeral-alphabet-explained\/\" target=\"_blank\" rel=\"noreferrer noopener\">\u4e03\u6bb5\u986f\u793a\u5668\u53ca\u5341\u516d\u6bb5\u986f\u793a\u5668\u5982\u4f55\u986f\u793a\u6578\u5b57\u548c\u82f1\u6587?\u5716\u8868\u548c\u61c9\u7528\u5be6\u4f8b\u89e3\u8aaa<\/a><\/li>\n\n<li><a href=\"https:\/\/www.opledtw.com\/zh-hant\/blog\/explain-dot-matrix-display-font-pixilated-image\/\" target=\"_blank\" rel=\"noreferrer noopener\">\u9ede\u77e9\u9663\u986f\u793a\u5668\u5982\u4f55\u986f\u793a\u8cc7\u8a0a\u548c\u5716\u5f62\uff1f\u4e00\u6b21\u8aaa\u660e\u4e26\u63d0\u4f9b\u7bc4\u4f8b\uff01<\/a><\/li>\n\n<li><strong><a href=\"https:\/\/www.opledtw.com\/zh-hant\/blog\/led-display-lcd-display-costdown-upgrade-case-study\/\">\u70ba\u4ec0\u9ebc\u5ba2\u88fd\u54c1LED\u986f\u793a\u5668\u53ef\u4ee5\u662f\u500b\u53d6\u4ee3LCD\u986f\u793a\u5668\u7684\u597d\u9078\u64c7?\u5169\u500b\u5e02\u5834\u5be6\u4f8b\u89e3\u8aaa\u3002<\/a><\/strong><\/li>\n\n<li><strong><a href=\"https:\/\/www.opledtw.com\/zh-hant\/blog\/explain-led-display-miniled-microled\/\">\u4ec0\u9ebc\u662fLED\u986f\u793a\u5668?LED\u986f\u793a\u5668\u548cMiniLED &amp; MicroLED\u7684\u5dee\u7570\u662f\u4ec0\u9ebc?<\/a><\/strong><\/li><\/ul><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"FAQ\"><\/span>FAQ<span class=\"ez-toc-section-end\"><\/span><\/h2><div class=\"schema-faq wp-block-yoast-faq-block\"><div class=\"schema-faq-section\" id=\"faq-question-1757556049931\"><strong class=\"schema-faq-question\">\u70ba\u4ec0\u9ebc\u767c\u5149\u4e8c\u6975\u9ad4\uff08LED\uff09\u9700\u8981\u9650\u6d41\u96fb\u963b\uff1f<\/strong> <p class=\"schema-faq-answer\">\u6839\u64da\u7dad\u57fa\u767e\u79d1\u7684\u5b9a\u7fa9\uff0cLED\u662f\u4e00\u7a2e\u80fd\u767c\u5149\u7684\u534a\u5c0e\u9ad4\u96fb\u5b50\u5143\u4ef6\uff0c\u53ea\u80fd\u5920\u5f80\u4e00\u500b\u65b9\u5411\u5c0e\u901a\uff08\u901a\u96fb\uff09\u3002\u5982\u679c\u6c92\u6709\u9650\u6d41\u96fb\u963b\uff0cLED\u53ef\u80fd\u6703\u56e0\u6d41\u7d93\u7684\u96fb\u6d41\u904e\u5927\u800c\u71d2\u6bc0\u3002<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1757556061071\"><strong class=\"schema-faq-question\">\u4e03\u6bb5\u986f\u793a\u5668\u6700\u5e38\u898b\u7684\u5169\u7a2e\u63a5\u6cd5\u662f\u4ec0\u9ebc\uff1f<\/strong> <p class=\"schema-faq-answer\">\u70ba\u4e86\u6e1b\u5c11\u5916\u90e8\u9023\u63a5\u8173\u4f4d\uff0c\u4e03\u6bb5\u986f\u793a\u5668\u6700\u5e38\u898b\u7684\u5169\u7a2e\u63a5\u6cd5\u662f\u5c07LED\u7684\u4e00\u7aef\u9023\u63a5\u5728\u4e00\u8d77\uff0c\u5206\u5225\u5f62\u6210 \u5171\u9670\u6975\uff08common cathode\uff09\u548c \u5171\u967d\u6975\uff08common anode\uff09\u63a5\u6cd5 \u3002<source-inline-chip _ngcontent-ng-c786323692=\"\" _nghost-ng-c1429501045=\"\" class=\"ng-star-inserted\"><\/source-inline-chip><mat-icon _ngcontent-ng-c1429501045=\"\" role=\"img\" fonticon=\"link\" class=\"mat-icon notranslate symbol gds-icon-s google-symbols mat-ligature-font mat-icon-no-color\" aria-hidden=\"true\" data-mat-icon-type=\"font\" data-mat-icon-name=\"link\"><\/mat-icon><\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1757556096128\"><strong class=\"schema-faq-question\">\u5171\u9670\u6975\u8207\u5171\u967d\u6975\u63a5\u6cd5\u6709\u4ec0\u9ebc\u512a\u9ede\uff1f<\/strong> <p class=\"schema-faq-answer\">\u9019\u5169\u7a2e\u63a5\u6cd5\u53ef\u4ee5\u6e1b\u5c11\u4e03\u6bb5\u986f\u793a\u5668\u6240\u9700\u7684\u5916\u90e8\u9023\u63a5\u9ede\u6578\u91cf\uff0c\u5f9e\u539f\u672c\u768416\u500b\u6e1b\u5c11\u523010\u500b\u3002\u9019\u4e0d\u50c5\u80fd\u7e2e\u5c0f\u6a21\u7d44\u7684\u5c3a\u5bf8\uff0c\u9084\u80fd\u964d\u4f4e\u6574\u9ad4\u7522\u54c1\u7684\u9762\u7a4d\u9700\u6c42 \u3002<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1757556109516\"><strong class=\"schema-faq-question\">\u5982\u4f55\u8a08\u7b97LED\u7684\u9650\u6d41\u96fb\u963b\u503c\uff1f<\/strong> <p class=\"schema-faq-answer\">\u6587\u7ae0\u4e2d\u63d0\u4f9b\u4e86\u9650\u6d41\u96fb\u963b\u7684\u8a08\u7b97\u516c\u5f0f\uff1a<br\/><span class=\"citation-305\"><\/span><span class=\"strut\" style=\"height: 0.6833em;\"><\/span>R<span class=\"mspace\" style=\"margin-right: 0.2778em;\"><\/span>=<span class=\"mspace\" style=\"margin-right: 0.2778em;\"><\/span><span class=\"strut\" style=\"height: 1.431em; vertical-align: -0.4453em;\"><\/span><span class=\"mopen nulldelimiter\"><\/span><span class=\"pstrut\" style=\"height: 3em;\"><\/span>i<span class=\"pstrut\" style=\"height: 2.5em;\"><\/span>R\u200b<span class=\"\"><\/span><span class=\"pstrut\" style=\"height: 3em;\"><\/span><span class=\"frac-line\" style=\"border-bottom-width: 0.04em;\"><\/span><span class=\"pstrut\" style=\"height: 3em;\"><\/span>V<span class=\"pstrut\" style=\"height: 2.5em;\"><\/span>p\u200b<span class=\"\"><\/span>\u2212V<span class=\"pstrut\" style=\"height: 2.5em;\"><\/span>FLED\u200b<span class=\"\"><\/span>\u200b<span class=\"\"><\/span><span class=\"mclose nulldelimiter\"><\/span> <source-inline-chip _ngcontent-ng-c786323692=\"\" _nghost-ng-c1429501045=\"\" class=\"ng-star-inserted\"><\/source-inline-chip><mat-icon _ngcontent-ng-c1429501045=\"\" role=\"img\" fonticon=\"link\" class=\"mat-icon notranslate symbol gds-icon-s google-symbols mat-ligature-font mat-icon-no-color\" aria-hidden=\"true\" data-mat-icon-type=\"font\" data-mat-icon-name=\"link\"><\/mat-icon><br\/>\u5176\u4e2d\uff1a<span class=\"strut\" style=\"height: 0.6833em;\"><\/span>R \u662f\u9650\u6d41\u96fb\u963b\u503c\u3002<span class=\"strut\" style=\"height: 0.9694em; vertical-align: -0.2861em;\"><\/span>V<span class=\"pstrut\" style=\"height: 2.7em;\"><\/span>p\u200b<span class=\"\"><\/span> \u662f\u9a45\u52d5\u96fb\u58d3\u3002<span class=\"strut\" style=\"height: 0.8333em; vertical-align: -0.15em;\"><\/span>V<span class=\"pstrut\" style=\"height: 2.7em;\"><\/span>FLED\u200b<span class=\"\"><\/span> \u662fLED\u7684\u9806\u5411\u96fb\u58d3\uff08Forward Voltage\uff09\u3002<span class=\"strut\" style=\"height: 0.8095em; vertical-align: -0.15em;\"><\/span>i<span class=\"pstrut\" style=\"height: 2.7em;\"><\/span>R\u200b<span class=\"\"><\/span> \u662f\u6d41\u7d93\u96fb\u963b\u7684\u96fb\u6d41\u3002\u6587\u7ae0\u8209\u4f8b\uff0c\u5982\u679c\u9a45\u52d5\u96fb\u58d3\u70ba V<span class=\"pstrut\" style=\"height: 2.7em;\"><\/span>p\u200b<span class=\"\"><\/span><span class=\"mspace\" style=\"margin-right: 0.2778em;\"><\/span>=<span class=\"mspace\" style=\"margin-right: 0.2778em;\"><\/span><span class=\"strut\" style=\"height: 0.6833em;\"><\/span>3.5V\uff0cLED\u9806\u5411\u96fb\u58d3\u70ba <span class=\"strut\" style=\"height: 0.8333em; vertical-align: -0.15em;\"><\/span>V<span class=\"pstrut\" style=\"height: 2.7em;\"><\/span>FLED\u200b<span class=\"\"><\/span><span class=\"mspace\" style=\"margin-right: 0.2778em;\"><\/span>=<span class=\"mspace\" style=\"margin-right: 0.2778em;\"><\/span><span class=\"strut\" style=\"height: 0.6833em;\"><\/span>2.3V\uff0c\u6240\u9700\u96fb\u6d41\u70ba <span class=\"strut\" style=\"height: 0.8095em; vertical-align: -0.15em;\"><\/span>i<span class=\"pstrut\" style=\"height: 2.7em;\"><\/span>R\u200b<span class=\"\"><\/span><span class=\"mspace\" style=\"margin-right: 0.2778em;\"><\/span>=<span class=\"mspace\" style=\"margin-right: 0.2778em;\"><\/span><span class=\"strut\" style=\"height: 0.6833em;\"><\/span>10mA\uff0c\u5247\u8a08\u7b97\u51fa\u7684\u96fb\u963b\u503c\u70ba <span class=\"strut\" style=\"height: 0.6833em;\"><\/span>120\u03a9 <sup _ngcontent-ng-c3257327750=\"\" class=\"superscript\" data-turn-source-index=\"7\"><\/sup>\u3002<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1757556151475\"><strong class=\"schema-faq-question\">\u4f7f\u7528Arduino\u9ede\u4eaeLED\u6642\uff0c\u9650\u6d41\u96fb\u963b\u6709\u4ec0\u9ebc\u5efa\u8b70\uff1f<\/strong> <p class=\"schema-faq-answer\">\u7531\u65bcArduino\u7684\u96fb\u6e90\u7cfb\u7d71\u5e7e\u4e4e\u90fd\u662f5V\uff0c\u56e0\u6b64\u4e32\u63a5\u4e00\u500b <br\/>220\u03a9 \u7684\u96fb\u963b\u901a\u5e38\u5c31\u80fd\u6b63\u5e38\u9ede\u4eaeLED \u3002<\/p> <\/div> <\/div>","protected":false},"excerpt":{"rendered":"<p>\u767c\u5149\u4e8c\u6975\u9ad4(LED)\u662f\u4e00\u500b\u8106\u5f31\u7684\u96fb\u5b50\u5143\u4ef6\uff0c\u5c0d\u5b83\u65bd\u4e88\u904e\u5927\u7684\u96fb\u6d41\u6216\u96fb\u58d3\u90fd\u6703\u4f7f\u5b83\u71d2\u6bc0\u3002\u5c0d\u65bc\u6bcf\u500b\u767c\u5149\u4e8c\u6975\u9ad4(LED)\u4e32\u63a5\u4e00\u500b\u6b63\u78ba\u963b\u503c\u5f97\u9650\u6d41\u96fb\u963b\uff0c\u662f\u4e00\u500b\u907f\u514d\u71d2\u6bc0\u7684\u7c21\u55ae\u4e26\u6709\u6548\u7684\u65b9\u6cd5\u3002\u9019\u7bc7\u6587\u7ae0\u6703\u89e3\u91cb\u5982\u4f55\u8a08\u7b97\u6b63\u78ba\u7684\u9650\u6d41\u96fb\u963b\u503c\u3002<\/p>\n","protected":false},"author":5,"featured_media":24769,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[610],"tags":[],"class_list":["post-15457","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-led-"],"yoast_head":"<!-- This site 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