{"id":256,"date":"2020-12-03T20:15:55","date_gmt":"2020-12-03T20:15:55","guid":{"rendered":"http:\/\/techblog.auchmonoabspielbar.de\/?p=256"},"modified":"2020-12-03T20:15:55","modified_gmt":"2020-12-03T20:15:55","slug":"test-eines-einfachen-ultraschall-sensors-fuer-80-cent","status":"publish","type":"post","link":"http:\/\/techblog.auchmonoabspielbar.de\/?p=256","title":{"rendered":"Test eines einfachen Ultraschall Sensors f\u00fcr 80 Cent"},"content":{"rendered":"\n<p>In diesem Video teste ich einen einfachen Ultraschallsensor, der bei Aliexpress gerade mal 80 Cent kostet. Die Ansteuerung ist sehr einfach und schnell (wenn man keine unn\u00f6tigen Fehler macht) und die Ergebnisse sind erstaunlich gut.<\/p>\n\n\n\n<figure class=\"wp-block-embed-youtube wp-block-embed is-type-video is-provider-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"Test eines einfachen Ultraschall Sensors f\u00fcr 80 Cent\" width=\"625\" height=\"352\" src=\"https:\/\/www.youtube.com\/embed\/axXYUSkUwvw?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><\/figure>\n\n\n\n<pre class=\"wp-block-preformatted\">#include &lt;Arduino.h>\n\nconst int TRIG_PIN = 12;\nconst int ECHO_PIN = 13;\nconst int ITEM_COUNT = 50;\n\nlong simpleMultiMeasure();\n\nvoid setup() {\n  Serial.begin(9600);\n  pinMode(TRIG_PIN,OUTPUT);\n  digitalWrite(TRIG_PIN, LOW);\n\n  pinMode(ECHO_PIN,INPUT);\n}\n\nvoid loop() {\n  long duration = simpleMultiMeasure();\n  long distanceMm;\n \n  \/\/ convert the time into a distance\n  distanceMm = duration * 100l \/ 582l;\n \n  if (distanceMm &lt;= 0)\n  {\n    Serial.println(\"Out of range\");\n  }\n  else \n  {\n    Serial.print(duration);\n    Serial.print(\" ticks, \");\n    Serial.print(distanceMm);\n    Serial.print(\" mm\");\n    Serial.println();\n  }\n  \n  delay(500);\n}\n\nlong simpleMultiMeasure() {\n  long sum = 0;\n\n  for (int i = 0; i &lt; ITEM_COUNT; i++) {\n    digitalWrite(TRIG_PIN, HIGH);\n    delayMicroseconds(20);\n    digitalWrite(TRIG_PIN, LOW);\n    sum += pulseIn(ECHO_PIN,HIGH);\n    delayMicroseconds(20000);\n  }\n\n  return sum \/ ITEM_COUNT;\n}\n\n\n<\/pre>\n","protected":false},"excerpt":{"rendered":"<p>In diesem Video teste ich einen einfachen Ultraschallsensor, der bei Aliexpress gerade mal 80 Cent kostet. Die Ansteuerung ist sehr einfach und schnell (wenn man keine unn\u00f6tigen Fehler macht) und die Ergebnisse sind erstaunlich gut. #include &lt;Arduino.h> const int TRIG_PIN = 12; const int ECHO_PIN = 13; const int ITEM_COUNT = 50; long simpleMultiMeasure(); void [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4,3,2],"tags":[],"class_list":["post-256","post","type-post","status-publish","format-standard","hentry","category-embedded","category-hardware","category-software"],"_links":{"self":[{"href":"http:\/\/techblog.auchmonoabspielbar.de\/index.php?rest_route=\/wp\/v2\/posts\/256","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/techblog.auchmonoabspielbar.de\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/techblog.auchmonoabspielbar.de\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/techblog.auchmonoabspielbar.de\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/techblog.auchmonoabspielbar.de\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=256"}],"version-history":[{"count":1,"href":"http:\/\/techblog.auchmonoabspielbar.de\/index.php?rest_route=\/wp\/v2\/posts\/256\/revisions"}],"predecessor-version":[{"id":257,"href":"http:\/\/techblog.auchmonoabspielbar.de\/index.php?rest_route=\/wp\/v2\/posts\/256\/revisions\/257"}],"wp:attachment":[{"href":"http:\/\/techblog.auchmonoabspielbar.de\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=256"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/techblog.auchmonoabspielbar.de\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=256"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/techblog.auchmonoabspielbar.de\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=256"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}