{"id":35825,"date":"2023-04-21T15:40:00","date_gmt":"2023-04-21T20:40:00","guid":{"rendered":"https:\/\/www.bjultrasonic.com\/how-to-connect-piezo-sensor-to-arduino\/"},"modified":"2025-01-21T03:34:31","modified_gmt":"2025-01-21T08:34:31","slug":"how-to-connect-piezo-sensor-to-arduino","status":"publish","type":"post","link":"https:\/\/www.bjultrasonic.com\/ko\/how-to-connect-piezo-sensor-to-arduino\/","title":{"rendered":"\uc544\ub450\uc774\ub178\uc640 \uc555\uc804\uc13c\uc11c \uc5f0\uacb0: \ucd08\ubcf4\uc790\ub97c \uc704\ud55c \uc644\ubcbd \uac00\uc774\ub4dc"},"content":{"rendered":"

\ud53c\uc5d0\uc870 \uc13c\uc11c\ub294 \uc555\ub825\uc774\ub098 \uc9c4\ub3d9\uc744 \uc804\uae30 \uc2e0\ud638\ub85c \ubcc0\ud658\ud558\ub294 \uc18c\uc790\ub85c, \uc544\ub450\uc774\ub178\uc640 \uc5f0\uacb0\ud558\uc5ec \ub2e4\uc591\ud55c \uc778\ud130\ub799\ud2f0\ube0c \ud504\ub85c\uc81d\ud2b8\ub97c \ub9cc\ub4e4 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uac04\ub2e8\ud55c \uc555\ub825 \uac10\uc9c0\ubd80\ud130 \ubcf5\uc7a1\ud55c \uc9c4\ub3d9 \ubd84\uc11d\uae4c\uc9c0, \ud53c\uc5d0\uc870 \uc13c\uc11c\uc758 \ud65c\uc6a9 \ubc94\uc704\ub294 \ub9e4\uc6b0 \ub113\uc2b5\ub2c8\ub2e4. \uc774 \uae00\uc5d0\uc11c\ub294 \uc544\ub450\uc774\ub178\uc5d0 \ud53c\uc5d0\uc870 \uc13c\uc11c\ub97c \uc5f0\uacb0\ud558\ub294 \ubc29\ubc95\uc744 \uc790\uc138\ud558\uac8c \uc124\uba85\ud558\uace0, \uc2e4\uc81c \ud504\ub85c\uc81d\ud2b8\uc5d0 \uc801\uc6a9\ud558\ub294 \ub370 \ud544\uc694\ud55c \uc815\ubcf4\ub97c \uc81c\uacf5\ud569\ub2c8\ub2e4.<\/p>\n

\ud558\ub4dc\uc6e8\uc5b4 \uc900\ube44<\/h3>\n

\ud53c\uc5d0\uc870 \uc13c\uc11c\ub97c \uc544\ub450\uc774\ub178\uc5d0 \uc5f0\uacb0\ud558\uae30 \uc704\ud574 \ud544\uc694\ud55c \ud558\ub4dc\uc6e8\uc5b4\ub294 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n\n\n\n\n\n\n
\ubd80\ud488<\/th>\n\uc124\uba85<\/th>\n<\/tr>\n<\/thead>\n
\ud53c\uc5d0\uc870 \uc13c\uc11c<\/td>\n\ub514\uc2a4\ud06c \ud615, \ud544\ub984 \ud615 \ub4f1 \ub2e4\uc591\ud55c \uc885\ub958\uac00 \uc788\uc2b5\ub2c8\ub2e4.<\/td>\n<\/tr>\n
\uc544\ub450\uc774\ub178 \ubcf4\ub4dc<\/td>\nUno, Nano, Mega \ub4f1 \ub2e4\uc591\ud55c \uc885\ub958\ub97c \uc0ac\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/td>\n<\/tr>\n
\uc800\ud56d (1M\u03a9)<\/td>\n\uc2e0\ud638 \uc548\uc815\ud654\ub97c \uc704\ud574 \ud544\uc694\ud569\ub2c8\ub2e4.<\/td>\n<\/tr>\n
\uc810\ud37c \uc640\uc774\uc5b4<\/td>\n\ubd80\ud488\ub4e4\uc744 \uc5f0\uacb0\ud558\ub294 \ub370 \uc0ac\uc6a9\ud569\ub2c8\ub2e4.<\/td>\n<\/tr>\n
\ube0c\ub808\ub4dc\ubcf4\ub4dc (\uc120\ud0dd)<\/td>\n\ud68c\ub85c \uad6c\uc131\uc744 \uac04\ud3b8\ud558\uac8c \ud574\uc90d\ub2c8\ub2e4.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\ud68c\ub85c \uc5f0\uacb0<\/h3>\n

\ud53c\uc5d0\uc870 \uc13c\uc11c\ub294 \uc544\ub0a0\ub85c\uadf8 \uc785\ub825 \ud540\uc5d0 \uc5f0\uacb0\ud574\uc57c \ud569\ub2c8\ub2e4. \ub2e4\uc74c \uadf8\ub9bc\uacfc \uac19\uc774 \uc5f0\uacb0\ud569\ub2c8\ub2e4.<\/p>\n

    \n
  1. \ud53c\uc5d0\uc870 \uc13c\uc11c\uc758 \ud55c\ucabd \ub2e4\ub9ac\ub97c \uc544\ub450\uc774\ub178\uc758 \uc544\ub0a0\ub85c\uadf8 \uc785\ub825 \ud540 (\uc608: A0)\uc5d0 \uc5f0\uacb0\ud569\ub2c8\ub2e4.<\/li>\n
  2. \ud53c\uc5d0\uc870 \uc13c\uc11c\uc758 \ub2e4\ub978 \ucabd \ub2e4\ub9ac\uc640 \uc544\ub450\uc774\ub178\uc758 GND \ud540 \uc0ac\uc774\uc5d0 1M\u03a9 \uc800\ud56d\uc744 \uc5f0\uacb0\ud569\ub2c8\ub2e4.<\/li>\n<\/ol>\n

    \uc18c\ud504\ud2b8\uc6e8\uc5b4 \ucf54\ub529<\/h3>\n

    \uc544\ub798\ub294 \ud53c\uc5d0\uc870 \uc13c\uc11c\uc758 \uac12\uc744 \uc77d\uc5b4 \uc2dc\ub9ac\uc5bc \ubaa8\ub2c8\ud130\uc5d0 \ucd9c\ub825\ud558\ub294 \uc608\uc81c \ucf54\ub4dc\uc785\ub2c8\ub2e4.<\/p>\n

    const int piezoPin = A0;\n\nvoid setup() {\n  Serial.begin(9600);\n}\n\nvoid loop() {\n  int sensorValue = analogRead(piezoPin);\n  Serial.println(sensorValue);\n  delay(10); \/\/ 10ms \uac04\uaca9\uc73c\ub85c \uac12\uc744 \uc77d\uc2b5\ub2c8\ub2e4.\n}<\/code><\/pre>\n
    analogRead(piezoPin)<\/code> \ud568\uc218\ub97c \uc0ac\uc6a9\ud558\uc5ec \ud53c\uc5d0\uc870 \uc13c\uc11c\uc758 \uac12\uc744 \uc77d\uc5b4\uc635\ub2c8\ub2e4.  \uc774 \uac12\uc740 0\ubd80\ud130 1023\uae4c\uc9c0\uc758 \uc815\uc218\uc774\uba70, \uc13c\uc11c\uc5d0 \uac00\ud574\uc9c0\ub294 \uc555\ub825\uc774\ub098 \uc9c4\ub3d9\uc758 \uc138\uae30\uc5d0 \ub530\ub77c \ubcc0\ud654\ud569\ub2c8\ub2e4.<\/p>\n
    \uc751\uc6a9 \uc608\uc2dc:  \ub450\ub4dc\ub9bc \uac10\uc9c0<\/h3>\n
    \ud53c\uc5d0\uc870 \uc13c\uc11c\ub97c \uc0ac\uc6a9\ud558\uc5ec \ub450\ub4dc\ub9bc\uc744 \uac10\uc9c0\ud558\uace0, LED\ub97c \ucf1c\uac70\ub098 \ub044\ub294 \uc608\uc81c\uc785\ub2c8\ub2e4.<\/p>\n
    const int piezoPin = A0;\nconst int ledPin = 13;\nint threshold = 500; \/\/ \ub450\ub4dc\ub9bc \uac10\uc9c0 \uc784\uacc4\uac12\n\nvoid setup() {\n  pinMode(ledPin, OUTPUT);\n  Serial.begin(9600);\n}\n\nvoid loop() {\n  int sensorValue = analogRead(piezoPin);\n  if (sensorValue > threshold) {\n    digitalWrite(ledPin, HIGH); \/\/ LED \ucf1c\uae30\n    delay(100); \/\/ 100ms \ub3d9\uc548 LED \uc720\uc9c0\n    digitalWrite(ledPin, LOW); \/\/ LED \ub044\uae30\n  }\n  delay(10);\n}<\/code><\/pre>\n
    threshold<\/code> \uac12\uc744 \uc870\uc808\ud558\uc5ec \ub450\ub4dc\ub9bc \uac10\uc9c0\uc758 \ubbfc\uac10\ub3c4\ub97c \uc870\uc808\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n
    \ub514\ubc84\uae45 \ubc0f \ubb38\uc81c \ud574\uacb0<\/h3>\n
    \ud53c\uc5d0\uc870 \uc13c\uc11c\uac00 \uc81c\ub300\ub85c \uc791\ub3d9\ud558\uc9c0 \uc54a\uc744 \uacbd\uc6b0 \ub2e4\uc74c \uc0ac\ud56d\uc744 \ud655\uc778\ud558\uc2ed\uc2dc\uc624.<\/p>\n
      \n
    • \ud68c\ub85c \uc5f0\uacb0\uc774 \uc62c\ubc14\ub978\uc9c0 \ud655\uc778\ud569\ub2c8\ub2e4.<\/li>\n
    • \ucf54\ub4dc\uc5d0\uc11c \ud540 \ubc88\ud638\uac00 \uc815\ud655\ud55c\uc9c0 \ud655\uc778\ud569\ub2c8\ub2e4.<\/li>\n
    • \uc800\ud56d \uac12\uc774 \uc801\uc808\ud55c\uc9c0 \ud655\uc778\ud569\ub2c8\ub2e4.<\/li>\n<\/ul>\n
      \ud53c\uc5d0\uc870 \uc13c\uc11c\uc640 \uc544\ub450\uc774\ub178\ub97c \uc5f0\uacb0\ud558\ub294 \ubc29\ubc95\uc744 \ub2e8\uacc4\ubcc4\ub85c \uc124\uba85\ud558\uace0, \uc608\uc81c \ucf54\ub4dc\uc640 \ud568\uaed8 \uc751\uc6a9 \uc608\uc2dc\uae4c\uc9c0 \uc0b4\ud3b4\ubcf4\uc558\uc2b5\ub2c8\ub2e4.  \uc774 \uae00\uc744 \ud1b5\ud574 \ud53c\uc5d0\uc870 \uc13c\uc11c\ub97c \ud65c\uc6a9\ud55c \ub2e4\uc591\ud55c \ud504\ub85c\uc81d\ud2b8\ub97c \uad6c\ud604\ud558\ub294 \ub370 \ub3c4\uc6c0\uc774 \ub418\uc5c8\uae30\ub97c \ubc14\ub78d\ub2c8\ub2e4.  \uc13c\uc11c\uc758 \ud2b9\uc131\uc744 \uc774\ud574\ud558\uace0 \ucc3d\uc758\uc801\uc778 \uc544\uc774\ub514\uc5b4\ub97c \ub354\ud55c\ub2e4\uba74 \ub354\uc6b1 \ud765\ubbf8\ub85c\uc6b4 \ud504\ub85c\uc81d\ud2b8\ub97c \ub9cc\ub4e4 \uc218 \uc788\uc744 \uac83\uc785\ub2c8\ub2e4.<\/p>\n","protected":false},"excerpt":{"rendered":"
      \ud53c\uc5d0\uc870 \uc13c\uc11c\ub294 \uc555\ub825\uc774\ub098 \uc9c4\ub3d9\uc744 \uc804\uae30 \uc2e0\ud638\ub85c \ubcc0\ud658\ud558\ub294 \uc18c\uc790\ub85c, \uc544\ub450\uc774\ub178\uc640 \uc5f0\uacb0\ud558\uc5ec \ub2e4\uc591\ud55c \uc778\ud130\ub799\ud2f0\ube0c \ud504\ub85c\uc81d\ud2b8\ub97c \ub9cc\ub4e4 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uac04\ub2e8\ud55c \uc555\ub825 \uac10\uc9c0\ubd80\ud130 \ubcf5\uc7a1\ud55c \uc9c4\ub3d9 \ubd84\uc11d\uae4c\uc9c0, \ud53c\uc5d0\uc870 \uc13c\uc11c\uc758 \ud65c\uc6a9 \ubc94\uc704\ub294 \ub9e4\uc6b0 \ub113\uc2b5\ub2c8\ub2e4. \uc774 \uae00\uc5d0\uc11c\ub294 \uc544\ub450\uc774\ub178\uc5d0 \ud53c\uc5d0\uc870 \uc13c\uc11c\ub97c \uc5f0\uacb0\ud558\ub294 \ubc29\ubc95\uc744 \uc790\uc138\ud558\uac8c \uc124\uba85\ud558\uace0, \uc2e4\uc81c \ud504\ub85c\uc81d\ud2b8\uc5d0 \uc801\uc6a9\ud558\ub294 \ub370 \ud544\uc694\ud55c \uc815\ubcf4\ub97c \uc81c\uacf5\ud569\ub2c8\ub2e4. \ud558\ub4dc\uc6e8\uc5b4 \uc900\ube44 \ud53c\uc5d0\uc870 \uc13c\uc11c\ub97c \uc544\ub450\uc774\ub178\uc5d0 \uc5f0\uacb0\ud558\uae30 \uc704\ud574 \ud544\uc694\ud55c \ud558\ub4dc\uc6e8\uc5b4\ub294 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4.<\/p>\n","protected":false},"author":1,"featured_media":26466,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6409],"tags":[],"class_list":["post-35825","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","prodpage-classic"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.bjultrasonic.com\/ko\/wp-json\/wp\/v2\/posts\/35825","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.bjultrasonic.com\/ko\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.bjultrasonic.com\/ko\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/ko\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/ko\/wp-json\/wp\/v2\/comments?post=35825"}],"version-history":[{"count":0,"href":"https:\/\/www.bjultrasonic.com\/ko\/wp-json\/wp\/v2\/posts\/35825\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/ko\/wp-json\/wp\/v2\/media\/26466"}],"wp:attachment":[{"href":"https:\/\/www.bjultrasonic.com\/ko\/wp-json\/wp\/v2\/media?parent=35825"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/ko\/wp-json\/wp\/v2\/categories?post=35825"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/ko\/wp-json\/wp\/v2\/tags?post=35825"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}