{"id":38765,"date":"2023-04-21T13:36:07","date_gmt":"2023-04-21T18:36:07","guid":{"rendered":"https:\/\/www.bjultrasonic.com\/diy-ultrasonic-distance-sensor\/"},"modified":"2025-01-20T23:16:59","modified_gmt":"2025-01-21T04:16:59","slug":"diy-ultrasonic-distance-sensor","status":"publish","type":"post","link":"https:\/\/www.bjultrasonic.com\/zh-hans\/diy-ultrasonic-distance-sensor\/","title":{"rendered":"\u81ea\u5236\u8d85\u58f0\u6ce2\u6d4b\u8ddd\u4f20\u611f\u5668\uff1a\u539f\u7406\u8be6\u89e3\u4e0e\u7535\u8def\u8bbe\u8ba1\u5b9e\u8df5\u6307\u5357"},"content":{"rendered":"<p>\u8d85\u58f0\u6ce2\u6d4b\u8ddd\u4f20\u611f\u5668\u5728\u8bb8\u591aDIY\u9879\u76ee\u4e2d\u626e\u6f14\u7740\u91cd\u8981\u7684\u89d2\u8272\uff0c\u4ece\u7b80\u5355\u7684\u673a\u5668\u4eba\u907f\u969c\u5230\u66f4\u590d\u6742\u7684\u81ea\u52a8\u5316\u7cfb\u7edf\uff0c\u5b83\u90fd\u80fd\u63d0\u4f9b\u53ef\u9760\u7684\u8ddd\u79bb\u6d4b\u91cf\u6570\u636e\u3002\u672c\u6587\u5c06\u8be6\u7ec6\u4ecb\u7ecd\u5982\u4f55\u5236\u4f5c\u4e00\u4e2a\u7b80\u5355\u7684DIY\u8d85\u58f0\u6ce2\u6d4b\u8ddd\u4f20\u611f\u5668\uff0c\u5e76\u63a2\u8ba8\u5176\u4e2d\u6d89\u53ca\u7684\u5173\u952e\u6280\u672f\u548c\u6ce8\u610f\u4e8b\u9879\u3002<\/p>\n<h3>\u6838\u5fc3\u7ec4\u4ef6\u7684\u9009\u62e9\u4e0e\u51c6\u5907<\/h3>\n<p>\u4e00\u4e2a\u7b80\u5355\u7684DIY\u8d85\u58f0\u6ce2\u6d4b\u8ddd\u4f20\u611f\u5668\u4e3b\u8981\u9700\u8981\u4ee5\u4e0b\u51e0\u4e2a\u6838\u5fc3\u7ec4\u4ef6\uff1a<\/p>\n<ul>\n<li><strong>\u8d85\u58f0\u6ce2\u4f20\u611f\u5668\u6a21\u5757:<\/strong>  \u5e02\u9762\u4e0a\u6709\u5f88\u591a\u4e0d\u540c\u578b\u53f7\u7684\u8d85\u58f0\u6ce2\u4f20\u611f\u5668\u6a21\u5757\uff0c\u9009\u62e9\u65f6\u9700\u8003\u8651\u5176\u6d4b\u91cf\u8303\u56f4\u3001\u7cbe\u5ea6\u548c\u5de5\u4f5c\u7535\u538b\u7b49\u56e0\u7d20\u3002\u4f8b\u5982\uff0c\u4e00\u4e9b\u6a21\u5757\u5177\u6709\u66f4\u5f3a\u7684\u6297\u5e72\u6270\u80fd\u529b\uff0c\u5728\u590d\u6742\u73af\u5883\u4e2d\u8868\u73b0\u66f4\u597d\u3002  \u8bb8\u591a\u6a21\u5757\u90fd\u517c\u5bb9Arduino\u7b49\u5fae\u63a7\u5236\u5668\u3002<\/li>\n<li><strong>\u5fae\u63a7\u5236\u5668:<\/strong>  Arduino Uno\u6216\u7c7b\u4f3c\u7684\u5fae\u63a7\u5236\u5668\u662f\u7406\u60f3\u7684\u9009\u62e9\uff0c\u56e0\u4e3a\u5b83\u6613\u4e8e\u7f16\u7a0b\u4e14\u5177\u6709\u4e30\u5bcc\u7684\u5e93\u652f\u6301\u3002<\/li>\n<li><strong>\u7535\u6e90:<\/strong>  \u4e3a\u8d85\u58f0\u6ce2\u4f20\u611f\u5668\u548c\u5fae\u63a7\u5236\u5668\u63d0\u4f9b\u7a33\u5b9a\u7684\u7535\u6e90\uff0c\u901a\u5e38\u4f7f\u75285V\u7535\u6e90\u9002\u914d\u5668\u3002<\/li>\n<li><strong>\u8fde\u63a5\u7ebf:<\/strong>  \u7528\u4e8e\u8fde\u63a5\u8d85\u58f0\u6ce2\u4f20\u611f\u5668\u6a21\u5757\u548c\u5fae\u63a7\u5236\u5668\u3002<\/li>\n<li><strong>\u9762\u5305\u677f\uff08\u53ef\u9009\uff09\uff1a<\/strong>  \u65b9\u4fbf\u7535\u8def\u7684\u642d\u5efa\u548c\u6d4b\u8bd5\u3002<\/li>\n<\/ul>\n<table class=\"table table-striped table-bordered\">\n<thead>\n<tr>\n<th>\u7ec4\u4ef6<\/th>\n<th>\u8bf4\u660e<\/th>\n<th>\u5907\u6ce8<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u8d85\u58f0\u6ce2\u4f20\u611f\u5668\u6a21\u5757<\/td>\n<td>\u4ea7\u751f\u548c\u63a5\u6536\u8d85\u58f0\u6ce2\u4fe1\u53f7\uff0c\u6d4b\u91cf\u8ddd\u79bb<\/td>\n<td>\u9009\u62e9\u5408\u9002\u7684\u6d4b\u91cf\u8303\u56f4\u548c\u7cbe\u5ea6<\/td>\n<\/tr>\n<tr>\n<td>\u5fae\u63a7\u5236\u5668<\/td>\n<td>\u5904\u7406\u4f20\u611f\u5668\u6570\u636e\uff0c\u63a7\u5236\u8f93\u51fa<\/td>\n<td>Arduino Uno, NodeMCU\u7b49\u5747\u53ef<\/td>\n<\/tr>\n<tr>\n<td>\u7535\u6e90\u9002\u914d\u5668<\/td>\n<td>\u4e3a\u7cfb\u7edf\u63d0\u4f9b\u7a33\u5b9a\u7684\u7535\u6e90<\/td>\n<td>5V\u7535\u6e90\u9002\u914d\u5668<\/td>\n<\/tr>\n<tr>\n<td>\u8fde\u63a5\u7ebf<\/td>\n<td>\u8fde\u63a5\u5404\u4e2a\u7ec4\u4ef6<\/td>\n<td>\u675c\u90a6\u7ebf\u7b49<\/td>\n<\/tr>\n<tr>\n<td>\u9762\u5305\u677f<\/td>\n<td>\u65b9\u4fbf\u7535\u8def\u642d\u5efa\u548c\u6d4b\u8bd5\uff08\u53ef\u9009\uff09<\/td>\n<td>\u53ef\u63d0\u9ad8\u7535\u8def\u642d\u5efa\u6548\u7387\uff0c\u65b9\u4fbf\u8c03\u8bd5<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>\u7535\u8def\u8fde\u63a5\u4e0e\u539f\u7406\u56fe<\/h3>\n<p>\u5c06\u8d85\u58f0\u6ce2\u4f20\u611f\u5668\u6a21\u5757\u7684VCC\u8fde\u63a5\u5230\u5fae\u63a7\u5236\u5668\u76845V\u5f15\u811a\uff0cGND\u8fde\u63a5\u5230GND\u5f15\u811a\uff0cTrig\u8fde\u63a5\u5230\u5fae\u63a7\u5236\u5668\u7684\u6570\u5b57\u5f15\u811a\uff08\u4f8b\u5982\uff1a2\u53f7\u5f15\u811a\uff09\uff0cEcho\u8fde\u63a5\u5230\u53e6\u4e00\u4e2a\u6570\u5b57\u5f15\u811a\uff08\u4f8b\u5982\uff1a3\u53f7\u5f15\u811a\uff09\u3002  \u5177\u4f53\u7684\u8fde\u63a5\u65b9\u5f0f\u53ef\u4ee5\u53c2\u8003\u6240\u9009\u8d85\u58f0\u6ce2\u4f20\u611f\u5668\u6a21\u5757\u7684\u8bf4\u660e\u4e66\u3002  \u4e00\u4e2a\u7b80\u5355\u7684\u7535\u8def\u56fe\u5982\u4e0b\uff1a\uff08\u7531\u4e8e\u65e0\u6cd5\u5728\u6b64\u5904\u76f4\u63a5\u7ed8\u5236\u56fe\u50cf\uff0c\u8bf7\u53c2\u8003\u60a8\u6240\u9009\u6a21\u5757\u7684\u7535\u8def\u56fe\u6216\u81ea\u884c\u7ed8\u5236\u3002\uff09<\/p>\n<h3>\u7a0b\u5e8f\u7f16\u5199\u4e0e\u4ee3\u7801\u793a\u4f8b<\/h3>\n<p>Arduino IDE\u63d0\u4f9b\u4e86\u4e30\u5bcc\u7684\u5e93\u51fd\u6570\u6765\u7b80\u5316\u8d85\u58f0\u6ce2\u4f20\u611f\u5668\u7684\u4f7f\u7528\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u7b80\u5355\u7684Arduino\u4ee3\u7801\u793a\u4f8b\uff0c\u7528\u4e8e\u8bfb\u53d6\u8d85\u58f0\u6ce2\u4f20\u611f\u5668\u7684\u8ddd\u79bb\u6570\u636e\uff1a<\/p>\n<pre><code class=\"language-c++\">#define TRIG_PIN 2\n#define ECHO_PIN 3\n\nvoid setup() {\n  Serial.begin(9600);\n  pinMode(TRIG_PIN, OUTPUT);\n  pinMode(ECHO_PIN, INPUT);\n}\n\nvoid loop() {\n  long duration, distance;\n  digitalWrite(TRIG_PIN, LOW);\n  delayMicroseconds(2);\n  digitalWrite(TRIG_PIN, HIGH);\n  delayMicroseconds(10);\n  digitalWrite(TRIG_PIN, LOW);\n  duration = pulseIn(ECHO_PIN, HIGH);\n  distance = duration * 0.034 \/ 2;\n  Serial.print(\"Distance: \");\n  Serial.println(distance);\n  delay(100);\n}<\/code><\/pre>\n<p>\u8fd9\u6bb5\u4ee3\u7801\u9996\u5148\u5b9a\u4e49\u4e86\u89e6\u53d1\u5f15\u811a\u548c\u56de\u6ce2\u5f15\u811a\uff0c\u7136\u540e\u53d1\u9001\u4e00\u4e2a\u8d85\u58f0\u6ce2\u8109\u51b2\uff0c\u5e76\u6d4b\u91cf\u56de\u6ce2\u7684\u65f6\u95f4\u3002\u6700\u7ec8\u8ba1\u7b97\u51fa\u8ddd\u79bb\u5e76\u901a\u8fc7\u4e32\u53e3\u6253\u5370\u51fa\u6765\u3002  \u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u4ee3\u7801\u4e2d\u7684<code>0.034<\/code>\u662f\u58f0\u901f\u5e38\u6570\uff0c\u9700\u8981\u6839\u636e\u5b9e\u9645\u73af\u5883\u8fdb\u884c\u8c03\u6574\u3002<\/p>\n<h3>\u5e38\u89c1\u95ee\u9898\u4e0e\u8c03\u8bd5\u6280\u5de7<\/h3>\n<p>\u5728DIY\u8fc7\u7a0b\u4e2d\uff0c\u53ef\u80fd\u4f1a\u9047\u5230\u4e00\u4e9b\u5e38\u89c1\u95ee\u9898\uff0c\u4f8b\u5982\uff1a<\/p>\n<ul>\n<li><strong>\u6d4b\u91cf\u7cbe\u5ea6\u4e0d\u9ad8:<\/strong>  \u8fd9\u53ef\u80fd\u662f\u7531\u4e8e\u73af\u5883\u5e72\u6270\u6216\u4f20\u611f\u5668\u672c\u8eab\u7684\u7cbe\u5ea6\u9650\u5236\u9020\u6210\u7684\u3002\u53ef\u4ee5\u5c1d\u8bd5\u5728\u8f83\u5b89\u9759\u7684\u73af\u5883\u4e0b\u8fdb\u884c\u6d4b\u8bd5\uff0c\u6216\u9009\u62e9\u7cbe\u5ea6\u66f4\u9ad8\u7684\u4f20\u611f\u5668\u3002<\/li>\n<li><strong>\u6d4b\u91cf\u8ddd\u79bb\u4e0d\u7a33\u5b9a:<\/strong>  \u8fd9\u53ef\u80fd\u662f\u7531\u4e8e\u7535\u6e90\u4e0d\u7a33\u5b9a\u6216\u4ee3\u7801\u4e2d\u5b58\u5728\u9519\u8bef\u9020\u6210\u7684\u3002  \u68c0\u67e5\u7535\u6e90\u7535\u538b\u662f\u5426\u7a33\u5b9a\uff0c\u5e76\u4ed4\u7ec6\u68c0\u67e5\u4ee3\u7801\u903b\u8f91\u3002<\/li>\n<li><strong>\u65e0\u6570\u636e\u8f93\u51fa:<\/strong>  \u68c0\u67e5\u7535\u8def\u8fde\u63a5\u662f\u5426\u6b63\u786e\uff0c\u4f20\u611f\u5668\u662f\u5426\u6b63\u5e38\u5de5\u4f5c\uff0c\u4ee5\u53ca\u4ee3\u7801\u662f\u5426\u6b63\u786e\u4e0a\u4f20\u3002<\/li>\n<\/ul>\n<h3>\u603b\u7ed3<\/h3>\n<p>\u5236\u4f5c\u4e00\u4e2aDIY\u8d85\u58f0\u6ce2\u6d4b\u8ddd\u4f20\u611f\u5668\u662f\u4e00\u4e2a\u76f8\u5bf9\u7b80\u5355\u7684\u8fc7\u7a0b\uff0c\u901a\u8fc7\u9009\u62e9\u5408\u9002\u7684\u7ec4\u4ef6\uff0c\u6309\u7167\u6b63\u786e\u7684\u7535\u8def\u8fde\u63a5\u65b9\u5f0f\uff0c\u5e76\u7f16\u5199\u76f8\u5e94\u7684\u7a0b\u5e8f\uff0c\u53ef\u4ee5\u8f7b\u677e\u5b9e\u73b0\u8ddd\u79bb\u6d4b\u91cf\u529f\u80fd\u3002  \u5e0c\u671b\u672c\u6587\u80fd\u4e3a\u60a8\u7684DIY\u9879\u76ee\u63d0\u4f9b\u6709\u76ca\u7684\u53c2\u8003\u3002  \u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u9700\u8981\u6839\u636e\u5177\u4f53\u9700\u6c42\u9009\u62e9\u5408\u9002\u7684\u4f20\u611f\u5668\u548c\u5fae\u63a7\u5236\u5668\uff0c\u5e76\u8fdb\u884c\u76f8\u5e94\u7684\u8c03\u8bd5\u548c\u4f18\u5316\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u8d85\u58f0\u6ce2\u6d4b\u8ddd\u4f20\u611f\u5668\u5728\u8bb8\u591aDIY\u9879\u76ee\u4e2d\u626e\u6f14\u7740\u91cd\u8981\u7684\u89d2\u8272\uff0c\u4ece\u7b80\u5355\u7684\u673a\u5668\u4eba\u907f\u969c\u5230\u66f4\u590d\u6742\u7684\u81ea\u52a8\u5316\u7cfb\u7edf\uff0c\u5b83\u90fd\u80fd\u63d0\u4f9b\u53ef\u9760\u7684\u8ddd<\/p>\n","protected":false},"author":1,"featured_media":26464,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6413],"tags":[],"class_list":["post-38765","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","prodpage-classic"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.bjultrasonic.com\/zh-hans\/wp-json\/wp\/v2\/posts\/38765","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.bjultrasonic.com\/zh-hans\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.bjultrasonic.com\/zh-hans\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/zh-hans\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/zh-hans\/wp-json\/wp\/v2\/comments?post=38765"}],"version-history":[{"count":0,"href":"https:\/\/www.bjultrasonic.com\/zh-hans\/wp-json\/wp\/v2\/posts\/38765\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/zh-hans\/wp-json\/wp\/v2\/media\/26464"}],"wp:attachment":[{"href":"https:\/\/www.bjultrasonic.com\/zh-hans\/wp-json\/wp\/v2\/media?parent=38765"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/zh-hans\/wp-json\/wp\/v2\/categories?post=38765"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/zh-hans\/wp-json\/wp\/v2\/tags?post=38765"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}