{"id":346,"date":"2016-11-19T21:41:30","date_gmt":"2016-11-19T13:41:30","guid":{"rendered":"https:\/\/hpcgoblog.wordpress.com\/?p=346"},"modified":"2026-01-13T09:49:36","modified_gmt":"2026-01-13T01:49:36","slug":"%e5%85%89%e9%81%ae%e6%96%b7%e6%a8%a1%e7%b5%84","status":"publish","type":"post","link":"https:\/\/cfnavi.org\/aitech\/%e5%85%89%e9%81%ae%e6%96%b7%e6%a8%a1%e7%b5%84\/","title":{"rendered":"\u5149\u611f LED \u71c8"},"content":{"rendered":"\n<h3 class=\"wp-block-heading\">\u3010\u8aaa\u660e\u3011<\/h3>\n\n\n\n<p>\u4f7f\u7528\u5149\u906e\u65b7\u6a21\u7d44(Light-Blocking Module)\u6216\u5149\u654f\u96fb\u963b\u5668\uff08Photovaristor\uff09\u53c8\u53eb\u5149\u611f\u96fb\u963b(Light-Sensitive Resistor)\u4f86\u5075\u6e2c\u5468\u906d\u5149\u7dda\u7684\u72c0\u614b\uff0c\u4ee5\u6c7a\u5b9a LED \u7684\u958b\u95dc\u3002\u53ef\u61c9\u7528\u65bc\u8def\u71c8\u7684\u81ea\u52d5\u958b\u59cb\uff0c\u7576\u508d\u665a\u6642\u5206\u5149\u7dda\u4e0d\u8db3\u6642\u8def\u71c8\u81ea\u52d5\u958b\u555f\uff0c\u7576\u65e9\u6668\u5149\u7dda\u8db3\u5920\u6642\u53ef\u81ea\u52d5\u7684\u95dc\u9589\u8def\u71c8\u3002<\/p>\n\n\n\n<p>\u5149\u654f\u96fb\u963b\u5668\u662f\u5229\u7528\u534a\u5c0e\u9ad4\u7684\u5149\u96fb\u6548\u61c9\u88fd\u6210\u7684\u4e00\u7a2e\u96fb\u963b\u503c\u96a8\u5165\u5c04\u5149\u7684\u5f37\u5f31\u800c\u6539\u8b8a\u7684\u96fb\u963b\u5668\uff0c\uff1b\u5165\u5c04\u5149\u5f37\uff0c\u96fb\u963b\u6e1b\u5c0f\uff0c\u5165\u5c04\u5149\u5f31\uff0c\u96fb\u963b\u589e\u5927\u3002\u5149\u654f\u96fb\u963b\u5668\u4e00\u822c\u7528\u65bc\u5149\u7684\u6e2c\u91cf\u3001\u5149\u7684\u63a7\u5236\u548c\u5149\u96fb\u8f49\u63db\uff08\u5c07\u5149\u7684\u8b8a\u5316\u8f49\u63db\u70ba\u96fb\u7684\u8b8a\u5316\uff09\u3002<\/p>\n\n\n\n<p>\u5149\u654f\u96fb\u963b\u53ef\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u5149\u63a7\u96fb\u8def\uff0c\u5982\u5c0d\u71c8\u5149\u7684\u63a7\u5236\u3001\u8abf\u7bc0\u7b49\u5834\u5408\uff0c\u4e5f\u53ef\u7528\u65bc\u5149\u63a7\u958b\u95dc\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3010\u96f6\u4ef6\u8868\u3011<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td><strong>No.<\/strong><\/td><td><strong>\u96f6\u4ef6\u540d\u7a31<\/strong><\/td><td><\/td><td><strong>\u6578\u91cf<\/strong><\/td><\/tr><tr><td><strong>1<\/strong><\/td><td>\u5149\u5149\u906e\u65b7\u6a21\u7d44<figure><img loading=\"lazy\" decoding=\"async\" class=\"  wp-image-366 alignnone\" src=\"https:\/\/cfnavi.org\/aitech\/wp-content\/uploads\/2016\/11\/light-blockingmodule.jpg\" alt=\"light-blockingmodule\" width=\"80\" height=\"80\" srcset=\"https:\/\/cfnavi.org\/aitech\/wp-content\/uploads\/2016\/11\/light-blockingmodule.jpg 225w, https:\/\/cfnavi.org\/aitech\/wp-content\/uploads\/2016\/11\/light-blockingmodule-150x150.jpg 150w\" sizes=\"auto, (max-width: 80px) 100vw, 80px\" \/><\/figure><\/td><td>\u6216\u5149\u611f\u96fb\u963b<figure><img loading=\"lazy\" decoding=\"async\" class=\"alignnone  wp-image-367\" src=\"https:\/\/cfnavi.org\/aitech\/wp-content\/uploads\/2016\/11\/light-sensitiveresistor.jpg\" alt=\"light-sensitiveresistor\" width=\"140\" height=\"80\"><\/figure><\/td><td>1<\/td><\/tr><tr><td><strong>2<\/strong><\/td><td>LED<\/td><td><\/td><td>1<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">\u3010\u96f6\u4ef6\u63a5\u8173\u3011<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td><strong>No.<\/strong><\/td><td><strong>\u96f6\u4ef6\u63a5\u8173<\/strong><\/td><td><strong>UNO R3 \u63a5\u8173<\/strong><\/td><\/tr><tr><td>1<\/td><td>\u5149\u654f\u65b7\u6a21\u7d44 (S)\u6216\u5149\u611f\u96fb\u963b(\u4efb\u4e00\u8173)<\/td><td>A0<\/td><\/tr><tr><td>2<\/td><td>LED (\u9577\u8173)<\/td><td>D8<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">\u3010\u6309\u7dda\u5716\u3011<\/h3>\n\n\n\n<figure class=\"wp-block-image aligncenter\"><img loading=\"lazy\" decoding=\"async\" width=\"824\" height=\"1158\" src=\"https:\/\/hpcgoblog.wordpress.com\/wp-content\/uploads\/2016\/11\/lightblockingled.png\" alt=\"lightblockingled\" class=\"wp-image-357\" srcset=\"https:\/\/cfnavi.org\/aitech\/wp-content\/uploads\/2016\/11\/lightblockingled.png 824w, https:\/\/cfnavi.org\/aitech\/wp-content\/uploads\/2016\/11\/lightblockingled-213x300.png 213w, https:\/\/cfnavi.org\/aitech\/wp-content\/uploads\/2016\/11\/lightblockingled-729x1024.png 729w, https:\/\/cfnavi.org\/aitech\/wp-content\/uploads\/2016\/11\/lightblockingled-768x1079.png 768w\" sizes=\"auto, (max-width: 824px) 100vw, 824px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">\u3010\u7a0b\u5f0f\u78bc\u3011<\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code>\/*\n * \u4f7f\u7528\u5149\u906e\u65b7\u6a21\u7d44(Light-Blocking Module)\u4f7f\u6c7a\u5b9a LED \u7684\u958b\u95dc\n *\/\nint lbmPin = 0;         \/\/ \u5b9a\u7fa9\u5149\u906e\u65b7\u6a21\u7d44\u8173\u4f4d\nint ledPin = 8;         \/\/ \u5b9a\u7fa9 LED \u8173\u4f4d\nint lbmVal = 0;         \/\/ \u5132\u5b58\u5149\u906e\u65b7\u6a21\u7d44\u7684\u503c\nint lbmMaxVal = 0;      \/\/ \u5132\u5b58\u4e00\u6bb5\u6642\u9593\u5468\u570d\u5149\u7dda\u7684\u6700\u5927\u503c\nlong lastTime = 0;      \/\/ \u5132\u5b58\u4e0a\u6b21\u5075\u6e2c\u5149\u7dda\u7684\u6642\u9593\n\nvoid setup() { \n  pinMode(ledPin, OUTPUT);      \/\/ \u5b9a\u7fa9\u8702\u9cf4\u5668\u8173\u4f4d\u70ba\u8f38\u51fa\u6a21\u5f0f\n  Serial.begin(9600);           \/\/ \u958b\u555f\u5e8f\u5217\u57e0\n  lastTime = millis();          \/\/ \u5132\u5b58\u7a0b\u5f0f\u57f7\u884c\u958b\u59cb\u7684\u6642\u9593 ms\n} \n\nvoid loop() { \n  \/* \u5075\u6e2c\u4e09\u79d2\u9418\u5224\u65b7\u5468\u570d\u5149\u7dda\u662f\u5426\u6709\u5927\u5e45\u8b8a\u5316\uff0c\n   * \u7576\u6709\u5927\u5e45\u8b8a\u5316\u6642\u624d\u6c7a\u5b9a LED \u662f\u5426\u958b\u6216\u95dc\uff0c\n   * \u4ee5\u907f\u514d\u53cd\u61c9\u904e\u5feb\u9020\u6210 LED \u9583\u720d\u3002 *\/\n  if (millis() - lastTime &lt;= 3000) {    \n    lbmVal = analogRead(lbmPin);  \/\/ \u8b80\u53d6\u5149\u611f\u96fb\u963b\u7684\u503c\n    Serial.println(lbmVal);       \/\/ \u65bc\u5e8f\u5217\u57e0\u8996\u7a97\u986f\u793a\u5149\u7dda\u503c\n    if (lbmVal > lbmMaxVal) {\n      lbmMaxVal = lbmVal;         \/\/ \u5132\u5b58\u5149\u7dda\u6700\u5927\u503c\n    }\n  } else {\n    lastTime = millis();          \/\/ \u7576\u8d85\u904e\u4e09\u79d2\u6642\uff0c\u91cd\u8a2d\u6642\u9593\u91cd\u65b0\u5075\u6e2c\n    \/* \u5149\u7dda\u503c\u5927\u65bc 30 \u8868\u793a\u592a\u6697\uff0c\u9580\u6abb\u503c\u8981\u8a2d\u591a\u5c11\u9700\u8996\u4f7f\u5e43\u7684\u5149\u611f\u96fb\u963b\u6216\n     * \u5149\u906e\u6a21\u7d44\u53ca\u5468\u906d\u74b0\u5883\u5149\u7dda\u7684\u9700\u6c42\u800c\u5b9a\uff0c\u4e14\u50b3\u56de\u503c\u4ea6\u4e0d\u540c\uff0c\u6709\u4e9b\u50b3\u56de\n     * 0 ~ 255 \uff0c\u6709\u4e9b\u50b3\u56de 0 ~ 1023 \u7684\u503c\uff0c\u8acb\u53c3\u8003\u4f60\u6240\u4f7f\u7528\u7684\u898f\u683c\u6587\u4ef6\n     * \u5149\u7dda\u503c\u4ea6\u9700\u8996\u5149\u906e\u65b7\u6a21\u7d44\u7684\u7bc4\u570d\u503c\u8a2d\u5b9a\u9069\u7576\u5224\u65b7\u503c *\/\n    if (lbmMaxVal > 30) {        \n      digitalWrite(ledPin, HIGH); \/\/ \u7576\u5149\u7dda\u592a\u6697\u6642\u5c31\u958b\u555f LED\n    } else {\n      digitalWrite(ledPin, LOW);  \/\/ \u7576\u5149\u7dda\u4e0d\u6697\u6642\u5c31\u95dc\u9589 LED\n    }\n    lbmMaxVal = 0;                \/\/ \u91cd\u65b0\u8b80\u53d6\u5468\u570d\u5149\u7dda\u7684\u6700\u5927\u503c\n  }\n  delay(100);                     \/\/ \u6bcf\u9694 100 ms \u624d\u5075\u6e2c\u4e00\u6b21\u5149\u7dda\u503c\n}<\/code><\/pre>\n\n\n\n<div class=\"wp-block-stackable-button-group stk-block-button-group stk-block stk-2c8c799\" data-block-id=\"2c8c799\"><div class=\"stk-row stk-inner-blocks stk-block-content stk-button-group\">\n<div class=\"wp-block-stackable-button stk-block-button is-style-ghost stk-block stk-25a8905\" data-block-id=\"25a8905\"><style>.stk-25a8905 .stk-button{background:transparent !important;}.stk-25a8905 .stk-button:hover:after{background:transparent !important;opacity:1 !important;}:where(.stk-hover-parent:hover,  .stk-hover-parent.stk--is-hovered) .stk-25a8905 .stk-button:after{background:transparent !important;opacity:1 !important;}.stk-25a8905 .stk-button:before{border-style:solid !important;}<\/style><a class=\"stk-link stk-button stk--hover-effect-darken\" href=\"https:\/\/cfnavi.org\/aitech\/wp-content\/uploads\/2026\/01\/S37_Light_Blocking_Sensor.zip\" target=\"_blank\" rel=\"noreferrer noopener\"><span class=\"stk-button__inner-text\">\u4e0b\u8f09\u7a0b\u5f0f\u78bc<\/span><\/a><\/div>\n<\/div><\/div>\n\n\n\n<h3 class=\"wp-block-heading\">&nbsp;\u203b &nbsp;\u5206\u4eab\u7d50\u675f &nbsp;\u203b<\/h3>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity\"\/>\n","protected":false},"excerpt":{"rendered":"<p>\u3010\u8aaa\u660e\u3011 \u4f7f\u7528\u5149\u906e\u65b7\u6a21\u7d44(Light-Blocking Module)\u6216\u5149\u654f\u96fb\u963b\u5668\uff08Photovaristor [&hellip;]<\/p>\n","protected":false},"author":8,"featured_media":348,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_bbp_topic_count":0,"_bbp_reply_count":0,"_bbp_total_topic_count":0,"_bbp_total_reply_count":0,"_bbp_voice_count":0,"_bbp_anonymous_reply_count":0,"_bbp_topic_count_hidden":0,"_bbp_reply_count_hidden":0,"_bbp_forum_subforum_count":0,"footnotes":""},"categories":[86],"tags":[94,98,99],"class_list":["post-346","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-arduino","tag-button","tag-led","tag-sensor"],"blocksy_meta":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.0 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>\u5149\u611f LED \u71c8 - \u4e58\u8c50\u9818\u822a-\uff21\uff29\u79d1\u6280<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/cfnavi.org\/aitech\/\u5149\u906e\u65b7\u6a21\u7d44\/\" \/>\n<meta property=\"og:locale\" content=\"zh_TW\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u5149\u611f LED \u71c8 - \u4e58\u8c50\u9818\u822a-\uff21\uff29\u79d1\u6280\" \/>\n<meta property=\"og:description\" content=\"\u3010\u8aaa\u660e\u3011 \u4f7f\u7528\u5149\u906e\u65b7\u6a21\u7d44(Light-Blocking Module)\u6216\u5149\u654f\u96fb\u963b\u5668\uff08Photovaristor [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/cfnavi.org\/aitech\/\u5149\u906e\u65b7\u6a21\u7d44\/\" \/>\n<meta property=\"og:site_name\" content=\"\u4e58\u8c50\u9818\u822a-\uff21\uff29\u79d1\u6280\" \/>\n<meta property=\"article:published_time\" content=\"2016-11-19T13:41:30+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-01-13T01:49:36+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/cfnavi.org\/aitech\/wp-content\/uploads\/2016\/11\/banner_lightblockingled.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1080\" \/>\n\t<meta property=\"og:image:height\" content=\"600\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"\u4e58\u8c50\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u4f5c\u8005:\" \/>\n\t<meta name=\"twitter:data1\" content=\"\u4e58\u8c50\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u9810\u4f30\u95b1\u8b80\u6642\u9593\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 \u5206\u9418\" \/>\n<script type=\"application\/ld+json\" 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