{"id":6854,"date":"2019-04-03T12:42:01","date_gmt":"2019-04-03T03:42:01","guid":{"rendered":"https:\/\/techclass.wfjydl.com\/?p=6854"},"modified":"2024-11-14T14:37:00","modified_gmt":"2024-11-14T06:37:00","slug":"%e5%a6%82%e4%bd%95%e5%88%a9%e7%94%a8arduino%e5%ae%9e%e7%8e%b0%e6%bf%80%e5%85%89%e7%bb%8a%e7%ba%bf","status":"publish","type":"post","link":"https:\/\/techclass.wfjydl.com\/knowledge\/deviceplus\/how-tos\/arduino\/diy-home-security-make-a-laser-tripwire-using-arduino","title":{"rendered":"\u5982\u4f55\u5229\u7528Arduino\u5b9e\u73b0\u6fc0\u5149\u7eca\u7ebf"},"content":{"rendered":"<div class=\u201cthe_content_wrapper\u201d>\n\u8fd9\u7bc7\u6587\u7ae0\u6765\u6e90\u4e8e<a href=\"https:\/\/www.deviceplus.com\/\">DevicePlus.com<\/a>\u82f1\u8bed\u7f51\u7ad9\u7684\u7ffb\u8bd1\u7a3f\u3002<\/p>\n<h2><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-7311\" src=\"https:\/\/techclass.wfjydl.com\/wp-content\/uploads\/2018\/03\/s_lasers.jpg\" alt=\"\u5982\u4f55\u5229\u7528Arduino\u5b9e\u73b0\u6fc0\u5149\u7eca\u7ebf \u6fc0\u5149\u7eca\u7ebf\" width=\"640\" height=\"360\" srcset=\"https:\/\/techclass.wfjydl.com\/wp-content\/uploads\/2018\/03\/s_lasers.jpg 640w, https:\/\/techclass.wfjydl.com\/wp-content\/uploads\/2018\/03\/s_lasers-300x169.jpg 300w, https:\/\/techclass.wfjydl.com\/wp-content\/uploads\/2018\/03\/s_lasers-260x146.jpg 260w, https:\/\/techclass.wfjydl.com\/wp-content\/uploads\/2018\/03\/s_lasers-50x28.jpg 50w, https:\/\/techclass.wfjydl.com\/wp-content\/uploads\/2018\/03\/s_lasers-133x75.jpg 133w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><\/h2>\n<p>&nbsp;<\/p>\n<h2><b>ARDUINO\u6fc0\u5149\u7eca\u7ebf<\/b><\/h2>\n<p>&nbsp;<\/p>\n<p><strong>\u76ee\u7684<\/strong><\/p>\n<p>\u672c\u6559\u7a0b\u63cf\u8ff0\u4e86\u5982\u4f55\u4f7f\u7528Arduino Uno\u5236\u4f5c\u4e00\u4e2a\u6fc0\u5149\u7eca\u7ebf\u3002\u5982\u679c\u60a8\u4e0d\u719f\u6089Arduino\u5e73\u53f0\uff0c\u8bf7\u53c2\u9605\u201cArduino\u8bbe\u7f6e\u6559\u7a0b\u201d\u3002<\/p>\n<p><strong>\u6982\u8ff0<\/strong><\/p>\n<p>\u5728\u672c\u6559\u7a0b\u4e2d\uff0c\u60a8\u5c06\u5b66\u4e60\u5982\u4f55\u8bbe\u7f6e\u6fc0\u5149\u7eca\u7ebf\u4f20\u611f\u5668\uff0c\u5e76\u5728\u5149\u675f\u88ab\u963b\u65ad\u65f6\u89e6\u53d1\u6267\u884c\u5668\uff0c\u5728\u6b64\u4f8b\u4e2d\u4e3a\u70b9\u4eaeLED\u3002\u60a8\u5c06\u5b66\u4e60\u5982\u4f55\u4f7f\u7528if\/else\u5faa\u73af\u3001\u6fc0\u5149\u4e8c\u6781\u7ba1\u4ee5\u53ca\u5149\u654f\u7535\u963b\u3002<\/p>\n<p><strong>\u8b66\u544a: \u6fc0\u5149\u53ef\u80fd\u5bf9\u773c\u775b\u6709\u5bb3\uff0c\u5207\u52ff\u76f4\u89c6\u6fc0\u5149\u675f\u3002<\/strong><\/p>\n<p><strong>\u8bbe\u5907<\/strong><\/p>\n<ol>\n<li><strong>Arduino Uno R3<\/strong> &#8211; <a href=\"https:\/\/www.adafruit.com\/product\/50\">https:\/\/www.adafruit.com\/product\/50<\/a><\/li>\n<li><strong>\u201cDOT\u201d\u6fc0\u5149\u6a21<\/strong> &#8211; <a href=\"https:\/\/www.amazon.com\/gp\/product\/B076HKH5NV\/ref=od_aui_detailpages00?ie=UTF8&amp;psc=1\">https:\/\/www.amazon.com\/gp\/product\/B076HKH5NV\/ref=od_aui_detailpages00?ie=UTF8&amp;psc=1<\/a><\/li>\n<li><strong>20\u4ef6\u5149\u654f\u7535\u963b\u5957<\/strong> &#8211; <a href=\"https:\/\/www.amazon.com\/gp\/product\/B00H4ZSGXC\/ref=od_aui_detailpages00?ie=UTF8&amp;psc=1\">https:\/\/www.amazon.com\/gp\/product\/B00H4ZSGXC\/ref=od_aui_detailpages00?ie=UTF8&amp;psc=1<\/a><\/li>\n<li><strong>9V\u30011A\u7535\u6e90\u9002\u914d\u5668<\/strong> &#8211; <a href=\"https:\/\/www.adafruit.com\/product\/63\"> https:\/\/www.adafruit.com\/product\/63<\/a><\/li>\n<li><strong>\u8df3\u7ebf<\/strong> &#8211; <a href=\"https:\/\/www.amazon.com\/GenBasic-Female-Solderless-Breadboard-Prototyping\/dp\/B01MS9GY7W\/ref=sr_1_1_sspa?s=electronics&amp;ie=UTF8&amp;qid=1515705634&amp;sr=1-1-spons&amp;keywords=jumper+wires&amp;psc=1\"> https:\/\/www.amazon.com\/GenBasic-Female-Solderless-Breadboard-Prototyping\/dp\/B01MS9GY7W\/ref=sr_1_1_sspa?s=electronics&amp;ie=UTF8&amp;qid=1515705634&amp;sr=1-1-spons&amp;keywords=jumper+wires&amp;psc=1<\/a><\/li>\n<li><strong>USB\u7535\u7f06(A-to-B)<\/strong> &#8211; <a href=\"https:\/\/www.amazon.com\/AmazonBasics-USB-2-0-Cable-Male\/dp\/B00NH11KIK\"> https:\/\/www.amazon.com\/AmazonBasics-USB-2-0-Cable-Male\/dp\/B00NH11KIK<\/a><\/li>\n<li><strong>\u9762\u5305\u677f<\/strong> &#8211; <a href=\"https:\/\/www.amazon.com\/Elegoo-Breadboard-Solderless-Distribution-Connecting\/dp\/B01EV6LJ7G\/ref=sr_1_1_sspa?s=electronics&amp;ie=UTF8&amp;qid=1515707694&amp;sr=1-1-spons&amp;keywords=breadboard&amp;psc=1\"> https:\/\/www.amazon.com\/Elegoo-Breadboard-Solderless-Distribution-Connecting\/dp\/B01EV6LJ7G\/ref=sr_1_1_sspa?s=electronics&amp;ie=UTF8&amp;qid=1515707694&amp;sr=1-1-spons&amp;keywords=breadboard&amp;psc=1<\/a><\/li>\n<\/ol>\n<p>&nbsp;<\/p>\n<p><b>\u76ee\u5f55<\/b><\/p>\n<ol>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">\u7535\u8def\u8bbe\u8ba1<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">\u7f16\u5199\u4ee3\u7801<\/span>\n<ol>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">\u5f15\u811a\u5b9a\u4e49<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">\u8bbe\u7f6e<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">\u5faa\u73af<\/span><\/li>\n<\/ol>\n<\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">\u4e0a\u4f20\u5e76\u8fd0\u884c\u7a0b\u5e8f<\/span><\/li>\n<\/ol>\n<p>&nbsp;<\/p>\n<p><strong>\u7a0b\u5e8f<\/strong><\/p>\n<h2>1.1 \u7535\u8def\u8bbe\u8ba1<\/h2>\n<p>\u8fd9\u4e2a\u9879\u76ee\u7684\u7535\u8def\u8bbe\u8ba1\u76f8\u5f53\u7b80\u5355\u3002\u7535\u8def\u5206\u4e3a\u4e09\u90e8\u5206\uff1a\u6fc0\u5149\u7535\u6e90\u3001\u5149\u654f\u7535\u963b\u63a5\u6536\u5668\uff08\u4f20\u611f\u5668\uff09\u548cLED\u6307\u793a\u706f\uff08\u6267\u884c\u5668\uff09\u3002\u4e00\u822c\u6765\u8bb2\uff0c\u5355\u7247\u673a\u901a\u8fc7\u4f20\u611f\u5668\u63a5\u6536\u6765\u81ea\u5916\u754c\u7684\u4fe1\u606f\uff0c\u5e76\u901a\u8fc7\u6267\u884c\u5668\u4f20\u9012\u4fe1\u606f\u6216\u6267\u884c\u64cd\u4f5c\u3002\u6211\u9009\u62e9\u4f7f\u7528LED\u6307\u793a\u706f\u4f5c\u4e3a\u6211\u7684\u6267\u884c\u5668\uff0c\u4f46\u662f\u6267\u884c\u5668\u53ef\u4ee5\u662f\u8b66\u62a5\u3001\u77ed\u4fe1\uff0c\u751a\u81f3\u662f\u95e8\u9501\u3002<\/p>\n<p>\u6211\u603b\u662f\u559c\u6b22\u7528Fritzing\u7ed8\u5236\u539f\u7406\u56fe\uff08\u56fe1\uff1a\u7535\u8def\u539f\u7406\u56fe\uff09\u3002Fritzing\u662f\u4e00\u6b3e\u5f00\u6e90\u539f\u7406\u56fe\u8bbe\u8ba1\u548cPCB\u5e03\u7ebf\u8f6f\u4ef6\u3002\u8fd9\u6837\uff0c\u5c06\u6765\u53ef\u4ee5\u4f5c\u4e3a\u53c2\u8003\u3002Fritzing\u7684\u4e0b\u8f7d\u5730\u5740\uff08\u53ef\u9009\uff09\u5982\u4e0b\uff1a<a href=\"https:\/\/fritzing.org\/home\/\" target=\"_blank\" rel=\"noopener noreferrer\">https:\/\/fritzing.org\/home\/<\/a><\/p>\n<div id=\"attachment_7129\" style=\"width: 710px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-7129\" src=\"https:\/\/techclass.wfjydl.com\/wp-content\/uploads\/2018\/02\/Laser-Tripwire_Fig1.png\" alt=\"\u5982\u4f55\u5229\u7528Arduino\u5b9e\u73b0\u6fc0\u5149\u7eca\u7ebf \u56fe1\" width=\"700\" height=\"563\" srcset=\"https:\/\/techclass.wfjydl.com\/wp-content\/uploads\/2018\/02\/Laser-Tripwire_Fig1.png 700w, https:\/\/techclass.wfjydl.com\/wp-content\/uploads\/2018\/02\/Laser-Tripwire_Fig1-300x241.png 300w, https:\/\/techclass.wfjydl.com\/wp-content\/uploads\/2018\/02\/Laser-Tripwire_Fig1-182x146.png 182w, https:\/\/techclass.wfjydl.com\/wp-content\/uploads\/2018\/02\/Laser-Tripwire_Fig1-50x40.png 50w, https:\/\/techclass.wfjydl.com\/wp-content\/uploads\/2018\/02\/Laser-Tripwire_Fig1-93x75.png 93w\" sizes=\"auto, (max-width: 700px) 100vw, 700px\" \/><\/p>\n<p class=\"wp-caption-text\">\u56fe1\uff1a\u7535\u8def\u539f\u7406\u56fe<\/p>\n<\/div>\n<p>\u7535\u8def\u7684\u7b2c\u4e00\u90e8\u5206\u662f\u6fc0\u5149\u4e8c\u6781\u7ba1\u7684\u7535\u6e90\u3002\u60a8\u53ef\u4ee5\u75285V\u5f15\u811a\uff08\u7ea2\u8272\u5bfc\u7ebf\uff09\u4e3a\u6fc0\u5149\u4e8c\u6781\u7ba1\u4f9b\u7535\u3002\u6211\u5e0c\u671b\u80fd\u591f\u6253\u5f00\/\u5173\u95ed\u6fc0\u5149\u5668\uff0c\u4f46\u662fArduino\u4e0a\u7684\u6570\u5b57\u8f93\u51fa\u5f15\u811a\u65e0\u6cd5\u4e3a\u6fc0\u5149\u4e8c\u6781\u7ba1\u63d0\u4f9b\u8db3\u591f\u7684\u529f\u7387\u3002\u8d1f\u6781\u5e94\u63a5\u5730\uff08\u9ed1\u8272\u5bfc\u7ebf\uff09\u3002\u786e\u4fdd\u60a8\u7684\u6fc0\u5149\u4e8c\u6781\u7ba1\u4e0d\u9700\u8981\u9650\u6d41\u7535\u963b\u3002\u5982\u679c\u9700\u8981\uff0c\u8bf7\u9009\u62e9\u9002\u5f53\u7684\u963b\u503c\u3002<\/p>\n<p>\u63a5\u4e0b\u6765\u5c06\u521b\u5efa\u6211\u4eec\u7684\u6267\u884c\u5668\uff08LED\u6307\u793a\u706f\uff09\u3002\u6267\u884c\u5668\u7684\u76ee\u7684\u662f\u544a\u8bc9\u6211\u4eec\u6fc0\u5149\u4e8c\u6781\u7ba1\u5149\u675f\u5df2\u7ecf\u88ab\u963b\u65ad\u3002LED\u548c\u7535\u963b\u5e94\u4e32\u8054\u5728\u5f15\u811a9\uff08\u6d45\u84dd\u8272\u5bfc\u7ebf\uff09\u548cGND\uff08\u9ed1\u8272\u5bfc\u7ebf\uff09\u4e4b\u95f4\u3002\u7535\u963b\u7684\u4f5c\u7528\u662f\u9650\u5236\u6d41\u8fc7LED\u7684\u7535\u6d41\uff0c\u5e76\u5e94\u6839\u636e\u60a8\u7684LED\u8fdb\u884c\u76f8\u5e94\u8c03\u6574\uff0c\u4ee5\u9632\u6b62\u7535\u6d41\u8fc7\u5927\u5c06LED\u70e7\u574f\u3002\u8bf7\u8bb0\u4f4f\uff0cLED\u8f83\u957f\u7684\u5f15\u7ebf\u662f\u6b63\u6781\uff0c\u5e94\u8fde\u63a5\u5230\u5f15\u811a9\u3002<\/p>\n<p>\u6700\u540e\uff0c\u7535\u8def\u7684\u6700\u540e\u4e00\u90e8\u5206\u662f\u5149\u654f\u7535\u963b\uff08\u56fe2\uff1a\u5149\u654f\u7535\u963b\uff09\uff0c\u5373\u6211\u4eec\u7684\u4f20\u611f\u5668\u3002\u5149\u654f\u7535\u963b\u662f\u4e00\u79cd\u7535\u963b\uff0c\u5176\u963b\u503c\u4f1a\u968f\u7535\u963b\u9762\u4e0a\u7684\u5149\u7ebf\u5f3a\u5ea6\u53d8\u5316\u800c\u53d8\u5316\u3002\u7535\u963b\u7684\u4e00\u4e2a\u5f15\u7ebf\u5e94\u8fde\u81f3\u5f15\u811a7\uff08\u6d45\u84dd\u8272\u5bfc\u7ebf\uff09\uff0c\u53e6\u4e00\u4e2a\u5f15\u7ebf\u5e94\u8fde\u81f3GND\uff08\u9ed1\u8272\u5bfc\u7ebf\uff09\u3002\u6211\u4f7f\u7528\u7684\u5149\u654f\u7535\u963b\u5728\u5149\u7ebf\u7167\u5c04\u65f6\u5177\u6709\u9ad8\u7535\u963b\uff0c\u800c\u5728\u6ca1\u6709\u5149\u7ebf\u65f6\u5177\u6709\u4f4e\u7535\u963b\u3002<\/p>\n<div id=\"attachment_7130\" style=\"width: 710px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-7130\" src=\"https:\/\/techclass.wfjydl.com\/wp-content\/uploads\/2018\/02\/Laser-Tripwire_Photoresistor-Fig2.jpg\" alt=\"\u5982\u4f55\u5229\u7528Arduino\u5b9e\u73b0\u6fc0\u5149\u7eca\u7ebf \u56fe2\" width=\"700\" height=\"525\" srcset=\"https:\/\/techclass.wfjydl.com\/wp-content\/uploads\/2018\/02\/Laser-Tripwire_Photoresistor-Fig2.jpg 700w, https:\/\/techclass.wfjydl.com\/wp-content\/uploads\/2018\/02\/Laser-Tripwire_Photoresistor-Fig2-300x225.jpg 300w, https:\/\/techclass.wfjydl.com\/wp-content\/uploads\/2018\/02\/Laser-Tripwire_Photoresistor-Fig2-195x146.jpg 195w, https:\/\/techclass.wfjydl.com\/wp-content\/uploads\/2018\/02\/Laser-Tripwire_Photoresistor-Fig2-50x38.jpg 50w, https:\/\/techclass.wfjydl.com\/wp-content\/uploads\/2018\/02\/Laser-Tripwire_Photoresistor-Fig2-100x75.jpg 100w\" sizes=\"auto, (max-width: 700px) 100vw, 700px\" \/><\/p>\n<p class=\"wp-caption-text\">\u56fe2\uff1a\u5149\u654f\u7535\u963b<\/p>\n<\/div>\n<h2>2.0 \u7f16\u5199\u4ee3\u7801<\/h2>\n<p><strong>2.1 \u5f15\u811a\u5b9a\u4e49<\/strong><\/p>\n<p>\u4ee3\u7801\u7684\u7b2c\u4e00\u90e8\u5206\u662f\u5b9a\u4e49\u5f15\u811a\u3002\u8fd9\u4e00\u6b65\u662f\u53ef\u9009\u64cd\u4f5c\uff0c\u4f46\u662f\u4e3a\u4e86\u4fbf\u4e8e\u8bb0\u5fc6\u548c\u8ddf\u8e2a\uff0c\u6211\u4e3a\u5f15\u811a\u6dfb\u52a0\u4e86\u63cf\u8ff0\u6027\u540d\u79f0\u3002\u53e6\u5916\uff0c\u5982\u679c\u6211\u6539\u53d8\u7535\u8def\u7684\u8fde\u63a5\u65b9\u5f0f\uff0c\u53ea\u9700\u6539\u53d8\u5f15\u811a\u5b9a\u4e49\u5373\u53ef\uff0c\u65e0\u9700\u6539\u53d8\u5f15\u7528\u5f15\u811a\u7f16\u53f7\u7684\u6bcf\u4e00\u884c\u4ee3\u7801\u3002<\/p>\n<p>\u5728\u6211\u4eec\u7684\u7535\u8def\u4e2d\uff0c\u5149\u654f\u7535\u963b\u88ab\u5b9a\u4e49\u4e3a\u201c\u5f15\u811a7\u201d\uff0cLED\u88ab\u5b9a\u4e49\u4e3a\u201c\u5f15\u811a9\u201d\u3002<\/p>\n<div id=\"attachment_7132\" style=\"width: 510px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-7132\" src=\"https:\/\/techclass.wfjydl.com\/wp-content\/uploads\/2018\/02\/Laser-Tripwire_Pin_Definitions_Fig3.png\" alt=\"\u5982\u4f55\u5229\u7528Arduino\u5b9e\u73b0\u6fc0\u5149\u7eca\u7ebf \u56fe3\" width=\"500\" height=\"249\" srcset=\"https:\/\/techclass.wfjydl.com\/wp-content\/uploads\/2018\/02\/Laser-Tripwire_Pin_Definitions_Fig3.png 500w, https:\/\/techclass.wfjydl.com\/wp-content\/uploads\/2018\/02\/Laser-Tripwire_Pin_Definitions_Fig3-300x149.png 300w, https:\/\/techclass.wfjydl.com\/wp-content\/uploads\/2018\/02\/Laser-Tripwire_Pin_Definitions_Fig3-260x129.png 260w, https:\/\/techclass.wfjydl.com\/wp-content\/uploads\/2018\/02\/Laser-Tripwire_Pin_Definitions_Fig3-50x25.png 50w, https:\/\/techclass.wfjydl.com\/wp-content\/uploads\/2018\/02\/Laser-Tripwire_Pin_Definitions_Fig3-150x75.png 150w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/p>\n<p class=\"wp-caption-text\">\u56fe3\uff1a\u5f15\u811a\u5b9a\u4e49<\/p>\n<\/div>\n<p><strong>2.2 \u8bbe\u7f6e<\/strong><\/p>\n<p>\u5728\u4ee3\u7801\u7684\u8bbe\u7f6e\u90e8\u5206\uff0c\u6211\u5c06LED\u5f15\u811a\u914d\u7f6e\u4e3a\u6570\u5b57\u8f93\u51fa\u3002<\/p>\n<div id=\"attachment_7133\" style=\"width: 510px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-7133\" src=\"https:\/\/techclass.wfjydl.com\/wp-content\/uploads\/2018\/02\/Laser-Tripwire_Setup_Code_Fig4.png\" alt=\"\u5982\u4f55\u5229\u7528Arduino\u5b9e\u73b0\u6fc0\u5149\u7eca\u7ebf \u56fe7\" width=\"500\" height=\"267\" srcset=\"https:\/\/techclass.wfjydl.com\/wp-content\/uploads\/2018\/02\/Laser-Tripwire_Setup_Code_Fig4.png 500w, https:\/\/techclass.wfjydl.com\/wp-content\/uploads\/2018\/02\/Laser-Tripwire_Setup_Code_Fig4-300x160.png 300w, https:\/\/techclass.wfjydl.com\/wp-content\/uploads\/2018\/02\/Laser-Tripwire_Setup_Code_Fig4-260x139.png 260w, https:\/\/techclass.wfjydl.com\/wp-content\/uploads\/2018\/02\/Laser-Tripwire_Setup_Code_Fig4-50x27.png 50w, https:\/\/techclass.wfjydl.com\/wp-content\/uploads\/2018\/02\/Laser-Tripwire_Setup_Code_Fig4-140x75.png 140w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/p>\n<p class=\"wp-caption-text\">\u56fe4\uff1a\u8bbe\u7f6e\u4ee3\u7801<\/p>\n<\/div>\n<p>\u6211\u4eec\u8fd8\u5c06\u5149\u654f\u7535\u963b\u914d\u7f6e\u4e3a\u5e26\u4e0a\u62c9\u7535\u963b\uff08INPUT_PULLUP\uff09\u7684\u6570\u5b57\u8f93\u5165\u3002\u6211\u4eec\u6b63\u5728\u521b\u5efa\u7684\u7535\u8def\u4e0e\u4e0b\u9762\u7684\u7535\u8def\u7c7b\u4f3c\uff0c\u8fd9\u662f\u4e00\u79cd\u5e38\u7528\u7535\u6c14\u7535\u8def\u3002\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u4e0a\u62c9\u7535\u963b\u548c\u7535\u538b\u6e90\u4f4d\u4e8e\u5355\u7247\u673a\uff08Arduino\uff09\u5185\u90e8\uff0c\u201c\u6309\u94ae\u201d\u5219\u662f\u6211\u4eec\u7684\u5149\u654f\u7535\u963b\u3002\u5f53\u6fc0\u5149\u4e8c\u6781\u7ba1\u7167\u5c04\u5728\u5149\u654f\u7535\u963b\u4e0a\u65f6\uff0c\u5b83\u5448\u73b0\u9ad8\u7535\u963b\uff0c\u5e76\u4e14\u4e0a\u62c9\u7535\u963b\u5c06\u8f93\u5165\u7684\u7535\u538b\u62c9\u5230\u6570\u5b57\u9ad8\u7535\u5e73\u3002\u5f53\u5149\u675f\u88ab\u963b\u65ad\u65f6\uff0c\u5149\u654f\u7535\u963b\u7684\u7535\u963b\u4e0b\u964d\uff0c\u8f93\u5165\u7535\u538b\u53d8\u4e3a\u6570\u5b57\u4f4e\u7535\u5e73\u3002<\/p>\n<div id=\"attachment_7134\" style=\"width: 510px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-7134\" src=\"https:\/\/techclass.wfjydl.com\/wp-content\/uploads\/2018\/02\/Laser-Tripwire_Pullup_Resistor_Input_Circuit_Fig5.jpg\" alt=\"\u5982\u4f55\u5229\u7528Arduino\u5b9e\u73b0\u6fc0\u5149\u7eca\u7ebf \u56fe5\" width=\"500\" height=\"367\" srcset=\"https:\/\/techclass.wfjydl.com\/wp-content\/uploads\/2018\/02\/Laser-Tripwire_Pullup_Resistor_Input_Circuit_Fig5.jpg 500w, https:\/\/techclass.wfjydl.com\/wp-content\/uploads\/2018\/02\/Laser-Tripwire_Pullup_Resistor_Input_Circuit_Fig5-300x220.jpg 300w, https:\/\/techclass.wfjydl.com\/wp-content\/uploads\/2018\/02\/Laser-Tripwire_Pullup_Resistor_Input_Circuit_Fig5-199x146.jpg 199w, https:\/\/techclass.wfjydl.com\/wp-content\/uploads\/2018\/02\/Laser-Tripwire_Pullup_Resistor_Input_Circuit_Fig5-50x37.jpg 50w, https:\/\/techclass.wfjydl.com\/wp-content\/uploads\/2018\/02\/Laser-Tripwire_Pullup_Resistor_Input_Circuit_Fig5-102x75.jpg 102w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/p>\n<p class=\"wp-caption-text\">\u56fe5\uff1a\u4e0a\u62c9\u7535\u963b\u8f93\u5165\u7535\u8def<\/p>\n<\/div>\n<p><strong>2.3 \u5faa\u73af<\/strong><\/p>\n<p>\u5bf9\u4e8e\u91cd\u590d\u5faa\u73af\uff0c\u6211\u7f16\u5199\u4e86\u4e00\u4e2a\u8fde\u7eed\u67e5\u8be2\u5149\u654f\u7535\u963b\u6570\u5b57\u8f93\u5165\u7684IF\/ELSE\u8bed\u53e5\u3002\u5982\u679c\u6570\u5b57\u8f93\u5165\u4e3a\u9ad8\u7535\u5e73\uff0cLED\u8f93\u51fa\u5173\u95ed\uff1b\u5426\u5219LED\u8f93\u51fa\u5f00\u542f\u3002<\/p>\n<div id=\"attachment_7135\" style=\"width: 510px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-7135\" src=\"https:\/\/techclass.wfjydl.com\/wp-content\/uploads\/2018\/02\/Laser-Tripwire_Loop_Code_Fig6.png\" alt=\"\u5982\u4f55\u5229\u7528Arduino\u5b9e\u73b0\u6fc0\u5149\u7eca\u7ebf \u56fe6\" width=\"500\" height=\"193\" srcset=\"https:\/\/techclass.wfjydl.com\/wp-content\/uploads\/2018\/02\/Laser-Tripwire_Loop_Code_Fig6.png 500w, https:\/\/techclass.wfjydl.com\/wp-content\/uploads\/2018\/02\/Laser-Tripwire_Loop_Code_Fig6-300x116.png 300w, https:\/\/techclass.wfjydl.com\/wp-content\/uploads\/2018\/02\/Laser-Tripwire_Loop_Code_Fig6-260x100.png 260w, https:\/\/techclass.wfjydl.com\/wp-content\/uploads\/2018\/02\/Laser-Tripwire_Loop_Code_Fig6-50x19.png 50w, https:\/\/techclass.wfjydl.com\/wp-content\/uploads\/2018\/02\/Laser-Tripwire_Loop_Code_Fig6-150x58.png 150w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/p>\n<p class=\"wp-caption-text\">\u56fe6\uff1a\u5faa\u73af\u4ee3\u7801<\/p>\n<\/div>\n<h2>3.0 \u4e0a\u4f20\u5e76\u8fd0\u884c\u7a0b\u5e8f<\/h2>\n<div id=\"attachment_7136\" style=\"width: 710px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-7136\" src=\"https:\/\/techclass.wfjydl.com\/wp-content\/uploads\/2018\/02\/Laser-Tripwire_Arduino-Circuit-Fig7.jpg\" alt=\"\u5982\u4f55\u5229\u7528Arduino\u5b9e\u73b0\u6fc0\u5149\u7eca\u7ebf \u56fe7\" width=\"700\" height=\"690\" srcset=\"https:\/\/techclass.wfjydl.com\/wp-content\/uploads\/2018\/02\/Laser-Tripwire_Arduino-Circuit-Fig7.jpg 700w, https:\/\/techclass.wfjydl.com\/wp-content\/uploads\/2018\/02\/Laser-Tripwire_Arduino-Circuit-Fig7-300x296.jpg 300w, https:\/\/techclass.wfjydl.com\/wp-content\/uploads\/2018\/02\/Laser-Tripwire_Arduino-Circuit-Fig7-148x146.jpg 148w, https:\/\/techclass.wfjydl.com\/wp-content\/uploads\/2018\/02\/Laser-Tripwire_Arduino-Circuit-Fig7-50x50.jpg 50w, https:\/\/techclass.wfjydl.com\/wp-content\/uploads\/2018\/02\/Laser-Tripwire_Arduino-Circuit-Fig7-76x75.jpg 76w, https:\/\/techclass.wfjydl.com\/wp-content\/uploads\/2018\/02\/Laser-Tripwire_Arduino-Circuit-Fig7-85x85.jpg 85w, https:\/\/techclass.wfjydl.com\/wp-content\/uploads\/2018\/02\/Laser-Tripwire_Arduino-Circuit-Fig7-80x80.jpg 80w\" sizes=\"auto, (max-width: 700px) 100vw, 700px\" \/><\/p>\n<p class=\"wp-caption-text\">\u56fe7\uff1a\u6fc0\u5149\u7eca\u7ebf\u7684Arduino\u7535\u8def<\/p>\n<\/div>\n<p>\u5c06\u4ee3\u7801\u4e0a\u4f20\u5230Arduino\u3002\u786e\u4fddArduino\u5df2\u7ecf\u8fde\u63a59V\u7535\u6e90\u9002\u914d\u5668\uff0c\u56e0\u4e3aUSB\u7535\u6e90\u4e0d\u8db3\u4ee5\u4e3aArduino\u548c\u6fc0\u5149\u4e8c\u6781\u7ba1\u540c\u65f6\u4f9b\u7535\u3002\u7a0b\u5e8f\u5f00\u59cb\u540e\uff0c\u6fc0\u5149\u4e8c\u6781\u7ba1\u5e94\u8be5\u8f93\u51fa\u4e00\u675f\u6fc0\u5149\u3002\u5982\u679c\u5149\u675f\u7167\u5c04\u5728\u5149\u654f\u7535\u963b\u4e0a\uff0cLED\u5e94\u7184\u706d\uff08\u56fe8\uff1a\u6fc0\u5149\u7eca\u7ebf\uff09\u3002\u5f53\u5149\u675f\u88ab\u963b\u65ad\u65f6\uff0cLED\u4eae\u8d77\uff0c\u8868\u660e\u7eca\u7ebf\u5df2\u7ecf\u65ad\u5f00\uff08\u56fe9\uff1a\u7eca\u7ebf\u65ad\u5f00\uff09\u3002<\/p>\n<div id=\"attachment_7137\" style=\"width: 710px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-7137\" src=\"https:\/\/techclass.wfjydl.com\/wp-content\/uploads\/2018\/02\/Laser-Tripwire_Fig8.jpg\" alt=\"\u5982\u4f55\u5229\u7528Arduino\u5b9e\u73b0\u6fc0\u5149\u7eca\u7ebf \u56fe8\" width=\"700\" height=\"933\" srcset=\"https:\/\/techclass.wfjydl.com\/wp-content\/uploads\/2018\/02\/Laser-Tripwire_Fig8.jpg 700w, https:\/\/techclass.wfjydl.com\/wp-content\/uploads\/2018\/02\/Laser-Tripwire_Fig8-225x300.jpg 225w, https:\/\/techclass.wfjydl.com\/wp-content\/uploads\/2018\/02\/Laser-Tripwire_Fig8-110x146.jpg 110w, https:\/\/techclass.wfjydl.com\/wp-content\/uploads\/2018\/02\/Laser-Tripwire_Fig8-38x50.jpg 38w, https:\/\/techclass.wfjydl.com\/wp-content\/uploads\/2018\/02\/Laser-Tripwire_Fig8-56x75.jpg 56w\" sizes=\"auto, (max-width: 700px) 100vw, 700px\" \/><\/p>\n<p class=\"wp-caption-text\">\u56fe8\uff1a\u6fc0\u5149\u7eca\u7ebf<\/p>\n<\/div>\n<div id=\"attachment_7138\" style=\"width: 710px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-7138\" src=\"https:\/\/techclass.wfjydl.com\/wp-content\/uploads\/2018\/02\/Laser-Tripwire_Broken_Fig9.jpg\" alt=\"\u5982\u4f55\u5229\u7528Arduino\u5b9e\u73b0\u6fc0\u5149\u7eca\u7ebf \u56fe9\" width=\"700\" height=\"933\" srcset=\"https:\/\/techclass.wfjydl.com\/wp-content\/uploads\/2018\/02\/Laser-Tripwire_Broken_Fig9.jpg 700w, https:\/\/techclass.wfjydl.com\/wp-content\/uploads\/2018\/02\/Laser-Tripwire_Broken_Fig9-225x300.jpg 225w, https:\/\/techclass.wfjydl.com\/wp-content\/uploads\/2018\/02\/Laser-Tripwire_Broken_Fig9-110x146.jpg 110w, https:\/\/techclass.wfjydl.com\/wp-content\/uploads\/2018\/02\/Laser-Tripwire_Broken_Fig9-38x50.jpg 38w, https:\/\/techclass.wfjydl.com\/wp-content\/uploads\/2018\/02\/Laser-Tripwire_Broken_Fig9-56x75.jpg 56w\" sizes=\"auto, (max-width: 700px) 100vw, 700px\" \/><\/p>\n<p class=\"wp-caption-text\">\u56fe9\uff1a\u7eca\u7ebf\u65ad\u5f00<\/p>\n<\/div>\n<p>\u63d0\u793a\uff1a\u5982\u679c\u60a8\u7684LED\u6ca1\u6709\u70b9\u4eae\uff0c\u8bf7\u4f7f\u7528\u4e07\u7528\u8868\u5206\u522b\u68c0\u67e5\u6fc0\u5149\u7167\u5c04\u5230\u5149\u654f\u7535\u963b\u4e0a\u65f6\u5149\u654f\u7535\u963b\u7684\u963b\u503c\u4ee5\u53ca\u5149\u675f\u963b\u65ad\u65f6\u5149\u654f\u7535\u963b\u7684\u963b\u503c\u3002\u5149\u7167\u5c04\u5230\u5149\u654f\u7535\u963b\u4e0a\u65f6\uff0c\u5149\u654f\u7535\u963b\u7684\u963b\u503c\u5e94\u8be5\u5728\u6570\u5343\u6b27\u59c6\uff1b\u6ca1\u6709\u7167\u5c04\u65f6\uff0c\u963b\u503c\u5e94\u4e3a\u51e0\u767e\u6b27\u59c6\u6216\u66f4\u4f4e\u3002<\/p>\n<p><strong>\u9644\u4ef6\uff1a\u6fc0\u5149\u7eca\u7ebf\u4ee3\u7801<\/strong><\/p>\n<div class=\"hcb_wrap\">\n<pre class=\"prism undefined-numbers lang-c\" data-lang=\"C\"><code>\/*       Project: Laser Tripwire Tutorial      \r\n *       Written by: Chris Marella                 \r\n *       Date: January 24, 2018\r\n *       Version: 1.0   \r\n *       \r\n  *\/\r\n\r\n\/\/Pin Definitions\r\nconst int photo = 7;\r\nconst int LED = 9;\r\n\r\nvoid setup() {\r\n  \/\/Pin Configurations\r\n  \/\/Outputs\r\n  pinMode(LED, OUTPUT);\r\n  digitalWrite(LED, LOW);\r\n\r\n  \/\/Inputs\r\n  pinMode(photo, INPUT_PULLUP);\r\n\r\n}\r\n\r\nvoid loop() {\r\n  \/\/if\/else loop checks if photoresistor is high or low\r\n  if(digitalRead(photo)==HIGH){\r\n    digitalWrite(LED, HIGH);\r\n  }else{\r\n    digitalWrite(LED, LOW);\r\n  }\r\n\r\n}\r\n<\/code><\/pre>\n<\/div>\n<p>&nbsp;<\/p>\n<div class=\"author-box-wrapper\">\n<div class=\"avatar-wrapper\">\n\t\t<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/micro.wfjydl.com\/deviceplus\/wp-content\/uploads\/2018\/08\/Device-Plus-logo-for-author-info-75x75.png\" width=\"64\" height=\"64\" alt=\"DevicePlus \u7f16\u8f91\u56e2\u961f\">\n\t<\/div>\n<div class=\"desc-wrapper\">\n<h5>DevicePlus \u7f16\u8f91\u56e2\u961f<\/h5>\n<div class=\"desc\">\n<p>\u8bbe\u5907\u5347\u7ea7\u7248\u9002\u7528\u4e8e\u6240\u6709\u70ed\u7231\u7535\u5b50\u548c\u673a\u7535\u4e00\u4f53\u5316\u7684\u4eba\u3002<\/p>\n<\/div><\/div>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"\u8fd9\u7bc7\u6587\u7ae0\u6765\u6e90\u4e8eDevicePlus.com\u82f1\u8bed\u7f51\u7ad9\u7684\u7ffb\u8bd1\u7a3f\u3002 &nbsp; ARDUINO\u6fc0\u5149\u7eca\u7ebf &nbsp; \u76ee\u7684 \u672c\u6559\u7a0b\u63cf\u8ff0\u4e86\u5982\u4f55\u4f7f\u7528Arduino Uno\u5236\u4f5c\u4e00\u4e2a\u6fc0\u5149\u7eca\u7ebf\u3002\u5982\u679c\u60a8\u4e0d\u719f\u6089Arduino\u5e73\u53f0\uff0c\u8bf7\u53c2\u9605\u201c [&hellip;]","protected":false},"author":3,"featured_media":20710,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1130],"tags":[2426],"class_list":["post-6854","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-arduino","tag-2426"],"acf":[],"wps_subtitle":"","_links":{"self":[{"href":"https:\/\/techclass.wfjydl.com\/wp-json\/wp\/v2\/posts\/6854","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/techclass.wfjydl.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/techclass.wfjydl.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/techclass.wfjydl.com\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/techclass.wfjydl.com\/wp-json\/wp\/v2\/comments?post=6854"}],"version-history":[{"count":7,"href":"https:\/\/techclass.wfjydl.com\/wp-json\/wp\/v2\/posts\/6854\/revisions"}],"predecessor-version":[{"id":9435,"href":"https:\/\/techclass.wfjydl.com\/wp-json\/wp\/v2\/posts\/6854\/revisions\/9435"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/techclass.wfjydl.com\/wp-json\/wp\/v2\/media\/20710"}],"wp:attachment":[{"href":"https:\/\/techclass.wfjydl.com\/wp-json\/wp\/v2\/media?parent=6854"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/techclass.wfjydl.com\/wp-json\/wp\/v2\/categories?post=6854"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/techclass.wfjydl.com\/wp-json\/wp\/v2\/tags?post=6854"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}