{"id":128,"date":"2016-05-21T23:53:17","date_gmt":"2016-05-21T14:53:17","guid":{"rendered":"http:\/\/voltechno.com\/blog\/?p=128"},"modified":"2020-09-02T22:07:33","modified_gmt":"2020-09-02T13:07:33","slug":"urm37","status":"publish","type":"post","link":"https:\/\/voltechno.com\/blog\/urm37\/","title":{"rendered":"\u3010Arduino\u3011\u8d85\u97f3\u6ce2\u30bb\u30f3\u30b5\u30fc URM37\u3092Arduino\u3067\u52d5\u304b\u3057\u3066\u307f\u308b"},"content":{"rendered":"<p>DF Robot\u306eURM37\u3092\u4f7f\u3063\u305fArduino\u8ddd\u96e2\u30bb\u30f3\u30b5\u3092\u4f5c\u308a\u307e\u3059\u3002<\/p>\n<p>\u4eca\u56de\u30b5\u30fc\u30dc\u30e2\u30fc\u30bf\u5236\u5fa1\u3084\u6e29\u5ea6\u30bb\u30f3\u30b5\u304c\u8ffd\u52a0\u3055\u308c\u305fURM37 V3.2\u3092\u4f7f\u3063\u3066\u307f\u307e\u3057\u305f\u3002\uff08\u79cb\u6708\u96fb\u5b50\u3067\u306f\u8ca9\u58f2\u7d42\u4e86\u3068\u306a\u308a\u307e\u3057\u305f\u3001\u5f8c\u7d99\u54c1\u306e<a href=\"http:\/\/akizukidenshi.com\/catalog\/g\/gM-12450\/\">URM37 V4.0<\/a>\u304c\u8ca9\u58f2\u3055\u308c\u3066\u3044\u307e\u3059\u3002\uff09<\/p>\n<p><!--more--><\/p>\n<p>\u79cb\u6708\u96fb\u5b50\u901a\u5546\u3067\uffe51,300\u3067\u8cfc\u5165\u3002<\/p>\n<p><a href=\"https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/05\/IMG_5947-e1463838975227.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-large wp-image-305\" src=\"https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/05\/IMG_5947-e1463838975227-1024x755.jpg\" alt=\"IMG_5947\" width=\"680\" height=\"501\" srcset=\"https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/05\/IMG_5947-e1463838975227-1024x755.jpg 1024w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/05\/IMG_5947-e1463838975227-590x435.jpg 590w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/05\/IMG_5947-e1463838975227-435x320.jpg 435w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/05\/IMG_5947-e1463838975227-768x566.jpg 768w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/05\/IMG_5947-e1463838975227-300x221.jpg 300w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/05\/IMG_5947-e1463838975227-315x232.jpg 315w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/05\/IMG_5947-e1463838975227-210x155.jpg 210w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/05\/IMG_5947-e1463838975227.jpg 728w\" sizes=\"auto, (max-width: 680px) 100vw, 680px\" \/><\/a><\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_82_2 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">\u76ee\u6b21<\/p>\n<label for=\"ez-toc-cssicon-toggle-item-69de6377a3760\" 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-69de6377a3760\"  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:\/\/voltechno.com\/blog\/urm37\/#%E8%B7%9D%E9%9B%A2%E3%82%BB%E3%83%B3%E3%82%B5%E3%81%A8%E3%81%AF\" >\u8ddd\u96e2\u30bb\u30f3\u30b5\u3068\u306f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/voltechno.com\/blog\/urm37\/#URM37_V32%E6%A6%82%E8%A6%81\" >URM37 V3.2\u6982\u8981<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/voltechno.com\/blog\/urm37\/#%E4%BD%BF%E3%81%84%E6%96%B9\" >\u4f7f\u3044\u65b9<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/voltechno.com\/blog\/urm37\/#%E3%82%B9%E3%82%B1%E3%83%83%E3%83%81\" >\u30b9\u30b1\u30c3\u30c1<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/voltechno.com\/blog\/urm37\/#URM37%E3%81%AE%E3%82%B8%E3%83%A3%E3%83%B3%E3%83%91%E5%A4%89%E6%9B%B4\" >URM37\u306e\u30b8\u30e3\u30f3\u30d1\u5909\u66f4<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/voltechno.com\/blog\/urm37\/#%E9%85%8D%E7%B7%9A\" >\u914d\u7dda<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/voltechno.com\/blog\/urm37\/#%E5%8B%95%E4%BD%9C%E3%83%81%E3%82%A7%E3%83%83%E3%82%AF\" >\u52d5\u4f5c\u30c1\u30a7\u30c3\u30af<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/voltechno.com\/blog\/urm37\/#%E3%81%BE%E3%81%A8%E3%82%81\" >\u307e\u3068\u3081<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/voltechno.com\/blog\/urm37\/#%E4%BB%8A%E5%9B%9E%E3%81%AE%E4%BD%9C%E6%A5%AD%E7%92%B0%E5%A2%83\" >\u4eca\u56de\u306e\u4f5c\u696d\u74b0\u5883<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"%E8%B7%9D%E9%9B%A2%E3%82%BB%E3%83%B3%E3%82%B5%E3%81%A8%E3%81%AF\"><\/span>\u8ddd\u96e2\u30bb\u30f3\u30b5\u3068\u306f<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u8ddd\u96e2\u30bb\u30f3\u30b5\u3068\u306f\u5149\u3084\u97f3\u6ce2\u3092\u653e\u5c04\u3057\u3066\u3001\u7269\u4f53\u306e\u8868\u9762\u304b\u3089\u306e\u53cd\u5c04\u6ce2\u304c\u623b\u3063\u3066\u304f\u308b\u307e\u3067\u306e\u6642\u9593\u3092\u8a08\u6e2c\u3057\u3066\u8ddd\u96e2\u3092\u6e2c\u308b\u30bb\u30f3\u30b5\u3067\u3059\u3002<\/p>\n<p>\u4eca\u56de\u4f7f\u3046\u8d85\u97f3\u6ce2\u8ddd\u96e2\u30bb\u30f3\u30b5\u306f\u8d85\u97f3\u6ce2\u3092\u653e\u5c04\u3057\u3066\u3001\u3082\u3046\u4e00\u3064\u306e\u30bb\u30f3\u30b5\u3067\u53d7\u4fe1\u3057\u305f\u969b\u306e\u53cd\u5c04\u6642\u9593\u3092\u8a08\u6e2c\u3059\u308b\u3053\u3068\u306b\u3088\u3063\u3066\u8ddd\u96e2\u3092\u7b97\u51fa\u3059\u308b\u30bb\u30f3\u30b5\u3067\u3059\u3002<\/p>\n<p><a href=\"https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/05\/IMG_5951-e1463839086989.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-large wp-image-306\" src=\"https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/05\/IMG_5951-e1463839086989-1024x715.jpg\" alt=\"IMG_5951\" width=\"680\" height=\"475\" srcset=\"https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/05\/IMG_5951-e1463839086989-1024x715.jpg 1024w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/05\/IMG_5951-e1463839086989-450x314.jpg 450w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/05\/IMG_5951-e1463839086989-300x209.jpg 300w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/05\/IMG_5951-e1463839086989-768x536.jpg 768w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/05\/IMG_5951-e1463839086989-590x412.jpg 590w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/05\/IMG_5951-e1463839086989-332x232.jpg 332w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/05\/IMG_5951-e1463839086989-222x155.jpg 222w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/05\/IMG_5951-e1463839086989.jpg 728w\" sizes=\"auto, (max-width: 680px) 100vw, 680px\" \/><\/a><\/p>\n<h2><span class=\"ez-toc-section\" id=\"URM37_V32%E6%A6%82%E8%A6%81\"><\/span>URM37 V3.2\u6982\u8981<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>URM37\u306e\u30b9\u30da\u30c3\u30af\u3092\u4e0b\u8a18\u306e\u8868\u306b\u793a\u3057\u307e\u3059\u3002RS232\u63a5\u7d9a\u304c\u3067\u304d\u6e29\u5ea6\u30bb\u30f3\u30b5\u3084\u30b5\u30fc\u30dc\u30e2\u30fc\u30bf\u306e\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u6a5f\u80fd\u304c\u8ffd\u52a0\u3055\u308c\u3066\u308b\u306e\u304c\u7279\u5fb4\u3067\u3059\u3002<\/p>\n<table style=\"height: 113px; width: 645px;\">\n<caption>\u4e3b\u306a\u4ed5\u69d8<\/caption>\n<tbody>\n<tr style=\"height: 18px;\">\n<td style=\"width: 122px; height: 18px; text-align: left;\">\u9805\u76ee<\/td>\n<td style=\"width: 472.35px; height: 18px; text-align: left;\">URM37<\/td>\n<\/tr>\n<tr style=\"height: 18px;\">\n<td style=\"width: 122px; height: 18px; text-align: left;\">\u96fb\u6e90\u96fb\u5727<\/td>\n<td style=\"width: 472.35px; height: 18px; text-align: left;\">+5V<\/td>\n<\/tr>\n<tr style=\"height: 18px;\">\n<td style=\"width: 122px; height: 18px; text-align: left;\">\u52d5\u4f5c\u96fb\u6d41<\/td>\n<td style=\"width: 472.35px; height: 18px; text-align: left;\">\uff12\uff10\uff4d\uff21\u4ee5\u4e0b<\/td>\n<\/tr>\n<tr style=\"height: 18px;\">\n<td style=\"width: 122px; height: 18px; text-align: left;\">\u52d5\u4f5c\u6e29\u5ea6\u7bc4\u56f2<\/td>\n<td style=\"width: 472.35px; height: 18px; text-align: left;\">\uff0d\uff11\uff10\u2103\uff5e\uff0b\uff17\uff10\u2103<\/td>\n<\/tr>\n<tr style=\"height: 18px;\">\n<td style=\"width: 122px; height: 18px; text-align: left;\"><span style=\"color: #000000;\">\u691c\u51fa\u7bc4\u56f2<\/span><\/td>\n<td style=\"width: 472.35px; height: 18px; text-align: left;\"><span style=\"color: #000000;\">\uff14\uff43\uff4d\uff5e\uff13\uff4d<\/span><\/td>\n<\/tr>\n<tr style=\"height: 18px;\">\n<td style=\"width: 122px; height: 18px; text-align: left;\"><span style=\"color: #000000;\">\u89e3\u50cf\u5ea6<\/span><\/td>\n<td style=\"width: 472.35px; height: 18px; text-align: left;\"><span style=\"color: #000000;\">\uff11\uff43\uff4d<\/span><\/td>\n<\/tr>\n<tr style=\"height: 18px;\">\n<td style=\"width: 122px; height: 18px; text-align: left;\"><span style=\"color: #000000;\">\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9<\/span><\/td>\n<td style=\"width: 472.35px; height: 18px; text-align: left;\"><span style=\"color: #000000;\">\uff30\uff37\uff2d\u3001\uff32\uff33\uff12\uff13\uff12\u30ec\u30d9\u30eb\u307e\u305f\u306f\uff34\uff34\uff2c\u30ec\u30d9\u30eb<\/span><\/td>\n<\/tr>\n<tr style=\"height: 18px;\">\n<td style=\"width: 122px; height: 18px; text-align: left;\"><span style=\"color: #000000;\">\u30b5\u30fc\u30dc\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb<\/span><\/td>\n<td style=\"width: 472.35px; height: 18px; text-align: left;\"><span style=\"color: #000000;\">\uff11\u5236\u5fa1\u51fa\u529b<\/span><\/td>\n<\/tr>\n<tr style=\"height: 18px;\">\n<td style=\"width: 122px; height: 18px; text-align: left;\"><span style=\"color: #000000;\">\u52d5\u4f5c\u30e2\u30fc\u30c9<\/span><\/td>\n<td style=\"width: 472.35px; height: 18px; text-align: left;\"><span style=\"color: #000000;\">\u30b7\u30ea\u30a2\u30eb\uff08\uff30\uff37\uff2d\uff09\u53d7\u52d5\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u30e2\u30fc\u30c9\u3001\u81ea\u5f8b\u30e2\u30fc\u30c9\u3001\uff2f\uff2e\uff0f\uff2f\uff26\uff26\u30e2\u30fc\u30c9<\/span><\/td>\n<\/tr>\n<tr style=\"height: 18px;\">\n<td style=\"width: 122px; height: 18px; text-align: left;\"><span style=\"color: #000000;\">\u6e29\u5ea6\u30bb\u30f3\u30b5\u51fa\u529b<\/span><\/td>\n<td style=\"width: 472.35px; height: 18px; text-align: left;\"><span style=\"color: #000000;\">\uff11\uff12\u30d3\u30c3\u30c8\uff08\u30b7\u30ea\u30a2\u30eb\u30dd\u30fc\u30c8\u304b\u3089\u51fa\u529b\uff09<\/span><\/td>\n<\/tr>\n<tr style=\"height: 18px;\">\n<td style=\"width: 122px; height: 18px; text-align: left;\"><span style=\"color: #000000;\">\u5165\u51fa\u529b\u7aef\u5b50<\/span><\/td>\n<td style=\"width: 472.35px; height: 18px; text-align: left;\"><span style=\"color: #000000;\">\uff19\u30d4\u30f3\u30d8\u30c3\u30c0\uff08\uff12\uff0e\uff15\uff14\u30df\u30ea\u30d4\u30c3\u30c1\uff09<\/span><\/td>\n<\/tr>\n<tr style=\"height: 18px;\">\n<td style=\"width: 122px; height: 18px; text-align: left;\"><span style=\"color: #000000;\">\u30b5\u30a4\u30ba<\/span><\/td>\n<td style=\"width: 472.35px; height: 18px; text-align: left;\"><span style=\"color: #000000;\">\uff12\uff12\uff4d\uff4d\u00d7\uff15\uff11\uff4d\uff4d<\/span><\/td>\n<\/tr>\n<tr style=\"height: 18px;\">\n<td style=\"width: 122px; height: 18px; text-align: left;\"><span style=\"color: #000000;\">\u91cd\u91cf<\/span><\/td>\n<td style=\"width: 472.35px; height: 18px; text-align: left;\"><span style=\"color: #000000;\">\uff13\uff10\uff47<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>&nbsp;<\/p>\n<h2><span class=\"ez-toc-section\" id=\"%E4%BD%BF%E3%81%84%E6%96%B9\"><\/span>\u4f7f\u3044\u65b9<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u3044\u308d\u3044\u308d\u306a\u6a5f\u80fd\u304c\u642d\u8f09\u3055\u308c\u3066\u3044\u308bURM32\u3067\u3059\u304c\u3001\u4eca\u56de\u306f\u8ddd\u96e2\u30bb\u30f3\u30b5\u3060\u3051\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002\u76ee\u6a19\u3068\u3057\u3066\u306f\u30b9\u30b1\u30c3\u30c1\u3092\u66f8\u3044\u3066\u914d\u7dda\u3057\u3066\u7121\u4e8b\u306b\u52d5\u3051\u3070OK\u3068\u3044\u3046\u3053\u3068\u306b\u3057\u307e\u3059\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"%E3%82%B9%E3%82%B1%E3%83%83%E3%83%81\"><\/span>\u30b9\u30b1\u30c3\u30c1<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u30b9\u30b1\u30c3\u30c1\u306fDF Robot\u793e\u306e\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u30de\u30cb\u30e5\u30a2\u30eb\u304b\u3089\u305d\u306e\u307e\u307e\u5f15\u7528\u3057\u307e\u3059\u2192(<a href=\"https:\/\/www.dfrobot.com\/wiki\/index.php\/URM37_V3.2_Ultrasonic_Sensor_%28SKU:SEN0001%29\">URM37 V3.2 Ultrasonic Sensor<\/a> )<\/p>\n<p>\u4eca\u56de\u306f<a href=\"https:\/\/www.dfrobot.com\/wiki\/index.php\/URM37_V3.2_Ultrasonic_Sensor_%28SKU:SEN0001%29#Mode_3:_PWM_passive_control_mode\">PWM passive control mode<\/a>\u3067\u52d5\u4f5c\u3055\u305b\u3066\u307f\u307e\u3059\u3002\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u304b\u3089\u30b9\u30b1\u30c3\u30c1\u3092\u305d\u306e\u307e\u307e\u30b3\u30d4\u30fc\u3057\u3066\u4f7f\u7528\u3057\u3066\u307f\u307e\u3059\u3002<\/p>\n<pre class=\"lang:c decode:true\">\/\/ # Editor    :Jiang from DFRobot\n\/\/ # Data      :18.09.2012\n \n\/\/ # Product name:ultrasonic scanner \n\/\/ # Product SKU:SEN0001\n\/\/ # Version :  0.2\n \n\/\/ # Description:\n\/\/ # The Sketch for scanning 180 degree area 4-500cm detecting range\n \n\/\/ # Connection:\n\/\/ #       Pin 1 VCC (URM V3.2) -&gt; VCC (Arduino)\n\/\/ #       Pin 2 GND (URM V3.2) -&gt; GND (Arduino)\n\/\/ #       Pin 4 PWM (URM V3.2) -&gt; Pin 3 (Arduino)\n\/\/ #       Pin 6 COMP\/TRIG (URM V3.2) -&gt; Pin 5 (Arduino)\n\/\/ #\nint URPWM = 3; \/\/ PWM Output 0\uff0d25000US\uff0cEvery 50US represent 1cm\nint URTRIG=5; \/\/ PWM trigger pin\n  \nunsigned int Distance=0;\nuint8_t EnPwmCmd&#91;4&#93;={0x44,0x02,0xbb,0x01};    \/\/ distance measure command\n  \nvoid setup()\n{                                 \/\/ Serial initialization\n  Serial.begin(9600);                         \/\/ Sets the baud rate to 9600\n  PWM_Mode_Setup();\n}\n  \nvoid loop()\n{\n PWM_Mode();\n delay(20);\n}                      \/\/PWM mode setup function\n  \nvoid PWM_Mode_Setup()\n{ \n  pinMode(URTRIG,OUTPUT);                     \/\/ A low pull on pin COMP\/TRIG\n  digitalWrite(URTRIG,HIGH);                  \/\/ Set to HIGH\n   \n  pinMode(URPWM, INPUT);                      \/\/ Sending Enable PWM mode command\n   \n  for(int i=0;i&lt;4;i++)\n  {\n      Serial.write(EnPwmCmd&#91;i&#93;);\n  } \n}\n  \nvoid PWM_Mode()\n{                              \/\/ a low pull on pin COMP\/TRIG  triggering a sensor reading\n    digitalWrite(URTRIG, LOW);\n    digitalWrite(URTRIG, HIGH);               \/\/ reading Pin PWM will output pulses\n      \n    unsigned long DistanceMeasured=pulseIn(URPWM,LOW);\n      \n    if(DistanceMeasured&gt;=10200)\n    {              \/\/ the reading is invalid.\n      Serial.println(&quot;Invalid&quot;);    \n    }\n    else\n    {\n      Distance=DistanceMeasured\/50;           \/\/ every 50us low level stands for 1cm\n      Serial.print(&quot;Distance=&quot;);\n      Serial.print(Distance);\n      Serial.println(&quot;cm&quot;);\n    }\n \n}<\/pre>\n<p>&nbsp;<\/p>\n<p>\u30b9\u30b1\u30c3\u30c1\u306e\u8a18\u8ff0\u3068\u66f8\u304d\u8fbc\u307f\u306b\u306fArduino Software (IDE)\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002<\/p>\n<p><a href=\"https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/05\/852857782adba45ac422e806ea3d89c4.png\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-309\" src=\"https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/05\/852857782adba45ac422e806ea3d89c4.png\" alt=\"\u521d\u671f\u72b6\u614b_\u30a8\u30c7\u30a3\u30bf\u7de8\u96c6\" width=\"484\" height=\"593\" srcset=\"https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/05\/852857782adba45ac422e806ea3d89c4.png 484w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/05\/852857782adba45ac422e806ea3d89c4-261x320.png 261w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/05\/852857782adba45ac422e806ea3d89c4-245x300.png 245w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/05\/852857782adba45ac422e806ea3d89c4-361x442.png 361w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/05\/852857782adba45ac422e806ea3d89c4-189x232.png 189w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/05\/852857782adba45ac422e806ea3d89c4-127x155.png 127w\" sizes=\"auto, (max-width: 484px) 100vw, 484px\" \/><\/a><\/p>\n<p>\u5148\u307b\u3069\u30b3\u30d4\u30fc\u3057\u305f\u30b9\u30b1\u30c3\u30c1\u3092\u30da\u30fc\u30b9\u30c8\u3057\u3001\u5de6\u4e0a\u306e\u300c\u30de\u30a4\u30b3\u30f3\u30dc\u30fc\u30c9\u306b\u66f8\u304d\u8fbc\u3080\u300d\u30dc\u30bf\u30f3\u3092\u62bc\u3057\u305f\u3089\u30b3\u30f3\u30d1\u30a4\u30eb\u3068\u66f8\u304d\u8fbc\u307f\u5b8c\u4e86\u3067\u3059\u3002<\/p>\n<p><a href=\"https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/05\/472cf7ab5a748efe69f9ed82bd3cce37.png\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-310\" src=\"https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/05\/472cf7ab5a748efe69f9ed82bd3cce37.png\" alt=\"\u30b3\u30fc\u30c9\u8cbc\u308a\u4ed8\u3051_\u30a8\u30c7\u30a3\u30bf\u7de8\u96c6\" width=\"486\" height=\"594\" srcset=\"https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/05\/472cf7ab5a748efe69f9ed82bd3cce37.png 486w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/05\/472cf7ab5a748efe69f9ed82bd3cce37-262x320.png 262w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/05\/472cf7ab5a748efe69f9ed82bd3cce37-245x300.png 245w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/05\/472cf7ab5a748efe69f9ed82bd3cce37-362x442.png 362w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/05\/472cf7ab5a748efe69f9ed82bd3cce37-190x232.png 190w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/05\/472cf7ab5a748efe69f9ed82bd3cce37-127x155.png 127w\" sizes=\"auto, (max-width: 486px) 100vw, 486px\" \/><\/a><\/p>\n<h3><span class=\"ez-toc-section\" id=\"URM37%E3%81%AE%E3%82%B8%E3%83%A3%E3%83%B3%E3%83%91%E5%A4%89%E6%9B%B4\"><\/span>URM37\u306e\u30b8\u30e3\u30f3\u30d1\u5909\u66f4<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>URM37\u306b\u306fRS232 Mode\u3068TTL Mode\u306e\uff12\u3064\u306e\u52d5\u4f5c\u30e2\u30fc\u30c9\u304c\u3042\u308b\u305f\u3081\u3001\u30b9\u30b1\u30c3\u30c1\u306b\u5408\u308f\u305b\u3066\u30b8\u30e3\u30f3\u30d1\u3092\u5207\u308a\u66ff\u3048\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u4eca\u56de\u3001PWM\u3067URM37\u3092\u8d77\u52d5\u3059\u308b\u305f\u3081\u914d\u7dda\u4f5c\u696d\u3092\u884c\u3046\u524d\u306bTTL Mode\u306b\u5909\u66f4\u3057\u3066\u304a\u304d\u307e\u3059\u3002\uff08<a href=\"https:\/\/www.dfrobot.com\/wiki\/index.php\/URM37_V3.2_Ultrasonic_Sensor_%28SKU:SEN0001%29#Working_Mode_Selection\">\u2192Working Mode Selection<\/a>\uff09\u3002<\/p>\n<p>TTL\u30e2\u30fc\u30c9\u306fJ1\u30b8\u30e3\u30f3\u30d1\u3092\u5916\u3057\u3066J2,J3\u3092RS232\u5074\u304b\u3089TTL\u5074\u306b\u5909\u66f4\u3057\u307e\u3059<\/p>\n<p><a href=\"https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/05\/ec96fd8a158efd14e6e0636403e638f2.png\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-307\" src=\"https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/05\/ec96fd8a158efd14e6e0636403e638f2.png\" alt=\"\u30b8\u30e3\u30f3\u30d1\u8a2d\u5b9a\" width=\"620\" height=\"464\" srcset=\"https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/05\/ec96fd8a158efd14e6e0636403e638f2.png 620w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/05\/ec96fd8a158efd14e6e0636403e638f2-428x320.png 428w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/05\/ec96fd8a158efd14e6e0636403e638f2-300x225.png 300w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/05\/ec96fd8a158efd14e6e0636403e638f2-590x442.png 590w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/05\/ec96fd8a158efd14e6e0636403e638f2-310x232.png 310w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/05\/ec96fd8a158efd14e6e0636403e638f2-207x155.png 207w\" sizes=\"auto, (max-width: 620px) 100vw, 620px\" \/><\/a><\/p>\n<h3><span class=\"ez-toc-section\" id=\"%E9%85%8D%E7%B7%9A\"><\/span>\u914d\u7dda<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u914d\u7dda\u306f\u30b9\u30b1\u30c3\u30c1\u306e\u30b3\u30e1\u30f3\u30c8\u6587\u306b\u66f8\u304b\u308c\u3066\u3044\u308b\u30d4\u30f3\u30a2\u30b5\u30a4\u30f3\u901a\u308a\u306b\u884c\u3044\u307e\u3059\u3002\u914d\u7dda\u305d\u306e\u3082\u306e\u306f\u30ef\u30a4\u30e4\u30fc\u3067\u76f4\u63a5\u3064\u306a\u3052\u308c\u3070OK\u3067\u3059\u3002<\/p>\n<p><a href=\"https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/05\/50087232841e9d539a4aeab7731dfac3-3.png\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-303\" src=\"https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/05\/50087232841e9d539a4aeab7731dfac3-3.png\" alt=\"Untitled Sketch_\u30d6\u30ec\u30c3\u30c9\u30dc\u30fc\u30c9\" width=\"512\" height=\"569\" srcset=\"https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/05\/50087232841e9d539a4aeab7731dfac3-3.png 512w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/05\/50087232841e9d539a4aeab7731dfac3-3-288x320.png 288w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/05\/50087232841e9d539a4aeab7731dfac3-3-270x300.png 270w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/05\/50087232841e9d539a4aeab7731dfac3-3-398x442.png 398w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/05\/50087232841e9d539a4aeab7731dfac3-3-209x232.png 209w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/05\/50087232841e9d539a4aeab7731dfac3-3-139x155.png 139w\" sizes=\"auto, (max-width: 512px) 100vw, 512px\" \/><\/a><\/p>\n<p>\u914d\u7dda\u306b\u306f\u30d6\u30ec\u30c3\u30c9\u30dc\u30fc\u30c9\u306e\u30b8\u30e3\u30f3\u30d1\u30ef\u30a4\u30e4\u3092\u4f7f\u3044\u307e\u3057\u305f\u3002<\/p>\n<p><a href=\"https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/05\/IMG_5931-e1463840109531.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-large wp-image-308\" src=\"https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/05\/IMG_5931-e1463840109531-1024x741.jpg\" alt=\"IMG_5931\" width=\"680\" height=\"492\" srcset=\"https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/05\/IMG_5931-e1463840109531-1024x741.jpg 1024w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/05\/IMG_5931-e1463840109531-320x232.jpg 320w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/05\/IMG_5931-e1463840109531-442x320.jpg 442w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/05\/IMG_5931-e1463840109531-300x217.jpg 300w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/05\/IMG_5931-e1463840109531-768x555.jpg 768w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/05\/IMG_5931-e1463840109531-590x427.jpg 590w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/05\/IMG_5931-e1463840109531-321x232.jpg 321w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/05\/IMG_5931-e1463840109531-214x155.jpg 214w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/05\/IMG_5931-e1463840109531.jpg 728w\" sizes=\"auto, (max-width: 680px) 100vw, 680px\" \/><\/a><\/p>\n<p>&nbsp;<\/p>\n<h2><span class=\"ez-toc-section\" id=\"%E5%8B%95%E4%BD%9C%E3%83%81%E3%82%A7%E3%83%83%E3%82%AF\"><\/span>\u52d5\u4f5c\u30c1\u30a7\u30c3\u30af<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>USB\u30b1\u30fc\u30d6\u30eb\u3092\u3064\u306a\u3052\u308b\u3068Arduino\u304c\u8d77\u52d5\u3057\u30015V\u30e9\u30a4\u30f3\u3092\u901a\u3058\u3066\u8d85\u97f3\u6ce2\u30bb\u30f3\u30b5\u3082\u8d77\u52d5\u3057\u307e\u3059\u3002<\/p>\n<p>Arduino Software (IDE)\u3092\u8d77\u52d5\u3057\u3066\u53f3\u4e0a\u306e\u866b\u773c\u93e1\u306e\u30dc\u30bf\u30f3\uff08\u30b7\u30ea\u30a2\u30eb\u30e2\u30cb\u30bf\u30dc\u30bf\u30f3\uff09\u3092\u62bc\u3059\u3068\u30b7\u30ea\u30a2\u30eb\u30e2\u30cb\u30bf\u304c\u8d77\u52d5\u3057\u3066\u3001\u8ddd\u96e2\u3092\u6e2c\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u5199\u771f\u3067\u306f\u30c7\u30a3\u30b9\u30d7\u30ec\u30a4\u8d85\u97f3\u6ce2\u30bb\u30f3\u30b5\u3068\u30c7\u30a3\u30b9\u30d7\u30ec\u30a4\u306e\u9593\u306e\u8ddd\u96e2\u3092\u6e2c\u5b9a\u3055\u305b\u3066\u3044\u307e\u3059\u3002<\/p>\n<p><a href=\"https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/05\/IMG_5927.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-large wp-image-304\" src=\"https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/05\/IMG_5927-1024x768.jpg\" alt=\"IMG_5927\" width=\"680\" height=\"510\"><\/a><\/p>\n<h2><span class=\"ez-toc-section\" id=\"%E3%81%BE%E3%81%A8%E3%82%81\"><\/span>\u307e\u3068\u3081<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>URM37\u306f\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9\u304c\u7528\u610f\u3055\u308c\u3066\u3044\u308b\u306e\u3067\u3001\u975e\u5e38\u306b\u7c21\u5358\u306b\u52d5\u304b\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u4f7f\u7528\u3057\u305f\u3044\u30d4\u30f3\u306f\u30b9\u30b1\u30c3\u30c1\u4e0a\u304b\u3089\u7c21\u5358\u306b\u5909\u66f4\u3067\u304d\u308b\u306e\u3067\u3001\u307b\u304b\u306eArduino\u30b7\u30fc\u30eb\u30c9\u306b\u5fdc\u3058\u305f\u30d4\u30f3\u5909\u66f4\u3082\u7c21\u5358\u3067\u3059\u3002<\/p>\n<p>\u203b\u4f7f\u7528\u30d4\u30f3\u306e\u5909\u66f4\u7b87\u6240\u300011\uff5e18\u884c\u76ee\uff08\u5909\u66f4\u3059\u308b\u5834\u5408\u5f8c\u3005\u898b\u3066\u3061\u3083\u3093\u3068\u308f\u304b\u308b\u3088\u3046\u306b\u30b3\u30e1\u30f3\u30c8\u6587\u3082\u5909\u66f4\u3057\u3066\u304a\u304f\u3068\u3044\u3044\u3067\u3057\u3087\u3046\uff09<\/p>\n<pre class=\"lang:c decode:true\">\/\/ #       Pin 1 VCC (URM V3.2) -&gt; VCC (Arduino)\n\/\/ #       Pin 2 GND (URM V3.2) -&gt; GND (Arduino)\n\/\/ #       Pin 4 PWM (URM V3.2) -&gt; Pin 3 (Arduino)\n\/\/ #       Pin 6 COMP\/TRIG (URM V3.2) -&gt; Pin 5 (Arduino)\n\/\/ #\nint URPWM = 3; \/\/ \u3053\u3053\u3092\u5909\u66f4\u3059\u308b\u3068Arduino\u5074\u306e\u30d4\u30f3\u3092\u5909\u66f4\u3067\u304d\u307e\u3059\nint URTRIG=5; \/\/ \u3053\u3053\u3092\u5909\u66f4\u3059\u308b\u3068Arduino\u5074\u306e\u30d4\u30f3\u3092\u5909\u66f4\u3067\u304d\u307e\u3059<\/pre>\n<p>\u307e\u305f\u3001\u6e2c\u5b9a\u3057\u305f\u8ddd\u96e2\u3067\u6761\u4ef6\u5206\u5c90\u3092\u884c\u3044\u305f\u3044\u3068\u304d\u306fDistance\u5909\u6570\u3092\u53c2\u7167\u3057\u3066loop\u95a2\u6570\u5185\u306b\u6761\u4ef6\u5f0f\u3092\u8ffd\u52a0\u3059\u308c\u3070\u81ea\u7531\u306b\u5236\u5fa1\u304c\u884c\u3048\u307e\u3059\u3002<\/p>\n<p>\u203bDistance\u5909\u6570\u300020\u884c\u76ee<\/p>\n<pre class=\"lang:c decode:true\">unsigned int Distance=0;  \/\/\u8ddd\u96e2\u304ccm\u5358\u4f4d\u3067\u683c\u7d0d\u3055\u308c\u308bDistance\u5909\u6570<\/pre>\n<h2><span class=\"ez-toc-section\" id=\"%E4%BB%8A%E5%9B%9E%E3%81%AE%E4%BD%9C%E6%A5%AD%E7%92%B0%E5%A2%83\"><\/span>\u4eca\u56de\u306e\u4f5c\u696d\u74b0\u5883<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<ul>\n<li>\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\n<ul>\n<li>Arduino UNO R3<\/li>\n<li>URM37 v3.2<\/li>\n<li>\u30d6\u30ec\u30c3\u30c9\u30dc\u30fc\u30c9\u30fb\u30b8\u30e3\u30f3\u30d1\u30fc\u30b3\u30fc\u30c9\uff08\u30aa\u30b9\uff0d\u30aa\u30b9\uff09<\/li>\n<li>\u30d4\u30f3\u30bd\u30b1\u30c3\u30c8<\/li>\n<li>USB\u30b1\u30fc\u30d6\u30eb\u3000A-B\u30b3\u30cd\u30af\u30bf<\/li>\n<\/ul>\n<\/li>\n<li>\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\n<ul>\n<li>Arduno 1.6.7<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>DF Robot\u306eURM37\u3092\u4f7f\u3063\u305fArduino\u8ddd\u96e2\u30bb\u30f3\u30b5\u3092\u4f5c\u308a\u307e\u3059\u3002\u4eca\u56de\u30b5\u30fc\u30dc\u30e2\u30fc\u30bf\u5236\u5fa1\u3084\u6e29\u5ea6\u30bb\u30f3\u30b5\u304c\u8ffd\u52a0\u3055\u308c\u305fURM37 V3.2\u3092\u4f7f\u3063\u3066\u307f\u307e\u3057\u305f\u3002<\/p>","protected":false},"author":1,"featured_media":305,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[38,64,65,66,67,84,101,116,140,159,166,25],"class_list":{"0":"post-128","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-arduino","8":"tag-38","9":"tag-arduino","10":"tag-urm37","11":"tag-66","12":"tag-67","13":"tag-84","14":"tag-101","15":"tag-usb","16":"tag-140","17":"tag-159","18":"tag-166","19":"tag-25"},"wps_subtitle":"","_links":{"self":[{"href":"https:\/\/voltechno.com\/blog\/wp-json\/wp\/v2\/posts\/128","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/voltechno.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/voltechno.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/voltechno.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/voltechno.com\/blog\/wp-json\/wp\/v2\/comments?post=128"}],"version-history":[{"count":20,"href":"https:\/\/voltechno.com\/blog\/wp-json\/wp\/v2\/posts\/128\/revisions"}],"predecessor-version":[{"id":21760,"href":"https:\/\/voltechno.com\/blog\/wp-json\/wp\/v2\/posts\/128\/revisions\/21760"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/voltechno.com\/blog\/wp-json\/wp\/v2\/media\/305"}],"wp:attachment":[{"href":"https:\/\/voltechno.com\/blog\/wp-json\/wp\/v2\/media?parent=128"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/voltechno.com\/blog\/wp-json\/wp\/v2\/categories?post=128"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/voltechno.com\/blog\/wp-json\/wp\/v2\/tags?post=128"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}