{"id":4609,"date":"2025-11-26T09:13:06","date_gmt":"2025-11-26T17:13:06","guid":{"rendered":"https:\/\/www.donluc.com\/?p=4609"},"modified":"2025-11-26T09:13:06","modified_gmt":"2025-11-26T17:13:06","slug":"project-16-sound-sound-sensor-mk28","status":"publish","type":"post","link":"https:\/\/www.donluc.com\/?p=4609","title":{"rendered":"Project #16: Sound \u2013 Sound Sensor \u2013 Mk28"},"content":{"rendered":"<div style=\"width: 1200px;\" class=\"wp-video\"><video class=\"wp-video-shortcode\" id=\"video-4609-1\" width=\"1200\" height=\"675\" preload=\"metadata\" controls=\"controls\"><source type=\"video\/mp4\" src=\"https:\/\/www.donluc.com\/wp-content\/uploads\/2025\/11\/DL2511Mk02W.mp4?_=1\" \/><a href=\"https:\/\/www.donluc.com\/wp-content\/uploads\/2025\/11\/DL2511Mk02W.mp4\">https:\/\/www.donluc.com\/wp-content\/uploads\/2025\/11\/DL2511Mk02W.mp4<\/a><\/video><\/div>\n<p>&#8212;&#8212;<\/p>\n<p>#DonLucElectronics #DonLuc #SoundSensor #FireBeetle2ESP32E #ESP32 #DFRobot #Display #IoT #Project #Fritzing #Programming #Electronics #Microcontrollers #Consultant<\/p>\n<p>&#8212;&#8212;<\/p>\n<p><a href=\"https:\/\/www.donluc.com\/wp-content\/uploads\/2025\/11\/DL2511Mk02a.jpg\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.donluc.com\/wp-content\/uploads\/2025\/11\/DL2511Mk02a.jpg\" alt=\"Sound Sensor \" width=\"720\" height=\"651\" class=\"alignnone size-full wp-image-4611\" srcset=\"https:\/\/www.donluc.com\/wp-content\/uploads\/2025\/11\/DL2511Mk02a.jpg 720w, https:\/\/www.donluc.com\/wp-content\/uploads\/2025\/11\/DL2511Mk02a-300x271.jpg 300w\" sizes=\"auto, (max-width: 720px) 100vw, 720px\" \/><\/a><\/p>\n<p>&#8212;&#8212;<\/p>\n<p><a href=\"https:\/\/www.donluc.com\/wp-content\/uploads\/2025\/11\/DL2511Mk02b.jpg\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.donluc.com\/wp-content\/uploads\/2025\/11\/DL2511Mk02b.jpg\" alt=\"Sound Sensor \" width=\"720\" height=\"480\" class=\"alignnone size-full wp-image-4612\" srcset=\"https:\/\/www.donluc.com\/wp-content\/uploads\/2025\/11\/DL2511Mk02b.jpg 720w, https:\/\/www.donluc.com\/wp-content\/uploads\/2025\/11\/DL2511Mk02b-300x200.jpg 300w\" sizes=\"auto, (max-width: 720px) 100vw, 720px\" \/><\/a><\/p>\n<p>&#8212;&#8212;<\/p>\n<p><a href=\"https:\/\/www.donluc.com\/wp-content\/uploads\/2025\/11\/DL2511Mk02c.jpg\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.donluc.com\/wp-content\/uploads\/2025\/11\/DL2511Mk02c.jpg\" alt=\"Sound Sensor \" width=\"720\" height=\"480\" class=\"alignnone size-full wp-image-4613\" srcset=\"https:\/\/www.donluc.com\/wp-content\/uploads\/2025\/11\/DL2511Mk02c.jpg 720w, https:\/\/www.donluc.com\/wp-content\/uploads\/2025\/11\/DL2511Mk02c-300x200.jpg 300w\" sizes=\"auto, (max-width: 720px) 100vw, 720px\" \/><\/a><\/p>\n<p>&#8212;&#8212;<\/p>\n<p><strong>Gravity: Analog Sound Sensor<\/strong><\/p>\n<p>This Analog Sound Sensor is compatible with Arduino, detects sound intensity, and features improved voltage range and interfaces. Suitable for DIY projects.  Sound Sensor is typically used in detecting the loudness in ambient, the Arduino can collect its output signal and actuate accordingly. You may use it to make some funny interactive works such as a &#8220;Clap and Buzz&#8221; to find your lost keys.<\/p>\n<p><strong>Gravity: Digital Speaker Module<\/strong><\/p>\n<p>This speaker module features an 8002 amplifier IC, adjustable volume, digital interface, and compact design, suitable for Arduino projects with voltage range 2.0-5.5 Volt.<\/p>\n<p><strong>DL2511Mk02<\/strong><\/p>\n<p>1 x DFRobot FireBeetle 2 ESP32-E<br \/>\n1 x Fermion: 2.0&#8243; 320&#215;240 IPS TFT LCD<br \/>\n1 x GDL Line 10 CM<br \/>\n1 x Gravity: IO Shield for FireBeetle 2<br \/>\n1 x Gravity: Analog Sound Sensor<br \/>\n1 x Gravity: Digital Speaker Module<br \/>\n1 x Gravity: Digital RGB LED Module<br \/>\n1 x Lithium Ion Battery &#8211; 1000mAh<br \/>\n1 x Switch<br \/>\n1 x USB 3.0 to Type-C Cable<\/p>\n<p><strong>DL2511Mk02p<\/strong><\/p>\n<p><strong>DL2511Mk02p.ino<\/strong><\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"arduino\" data-enlighter-title=\"\">\r\n\/****** Don Luc Electronics \u00a9 ******\r\nSoftware Version Information\r\nProject #16: Sound \u2013 Sound Sensor \u2013 Mk28\r\n16-28\r\nDL2511Mk02p.ino\r\nDL2511Mk02\r\n1 x DFRobot FireBeetle 2 ESP32-E\r\n1 x Fermion: 2.0&quot; 320x240 IPS TFT LCD\r\n1 x GDL Line 10 CM\r\n1 x Gravity: IO Shield for FireBeetle 2\r\n1 x Gravity: Analog Sound Sensor\r\n1 x Gravity: Digital Speaker Module\r\n1 x Gravity: Digital RGB LED Module\r\n1 x Lithium Ion Battery - 1000mAh\r\n1 x Switch\r\n1 x USB 3.0 to Type-C Cable\r\n*\/\r\n\r\n\/\/ Include the Library Code\r\n\/\/ EEPROM Library to Read and Write EEPROM\r\n\/\/ with Unique ID for Unit\r\n#include &quot;EEPROM.h&quot;\r\n\/\/ Arduino\r\n#include &quot;Arduino.h&quot;\r\n\/\/ DFRobot Display GDL API\r\n#include &lt;DFRobot_GDL.h&gt;\r\n\/\/ Adafruit NeoPixel\r\n#include &lt;Adafruit_NeoPixel.h&gt;\r\n\r\n\/\/ Sound Sensor\r\nint iSound = A0;\r\nint iVal = 0;\r\n\r\n\/\/ Speaker\r\nint iSpeaker = D5;\r\n\/\/ Note\r\n#define NOTE_A4  440\r\n#define NOTE_A6  1760\r\n\r\n\/\/ Which pin on the Arduino is connected to the NeoPixels?\r\n#define iNeo D11\r\n\/\/ How many NeoPixels are attached to the Arduino?\r\n#define NUMPIXELS 1\r\n\/\/ When setting up the NeoPixel library.\r\nAdafruit_NeoPixel pixels(NUMPIXELS, iNeo, NEO_GRB + NEO_KHZ800);\r\n\r\n\/\/ Defined ESP32\r\n#define TFT_DC  D2\r\n#define TFT_CS  D6\r\n#define TFT_RST D3\r\n\r\n\/*dc=*\/ \/*cs=*\/ \/*rst=*\/\r\n\/\/ DFRobot Display 240x320\r\nDFRobot_ST7789_240x320_HW_SPI screen(TFT_DC, TFT_CS, TFT_RST);\r\n\r\n\/\/ EEPROM Unique ID Information\r\n#define EEPROM_SIZE 64\r\nString uid = &quot;&quot;;\r\n\r\n\/\/ Software Version Information\r\nString sver = &quot;16-28&quot;;\r\n\r\nvoid loop() {\r\n  \r\n  \/\/ Sound Sensor\r\n  \/\/ isSound\r\n  isSound();\r\n\r\n  \/\/ isDisplaySound\r\n  isDisplaySound();\r\n\r\n  \/\/ Delay\r\n  delay( 1000 );\r\n  \r\n}\r\n<\/pre>\n<p><strong>getDisplay.ino<\/strong><\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"arduino\" data-enlighter-title=\"\">\r\n\/\/ DFRobot Display 240x320\r\n\/\/ DFRobot Display 240x320 - UID\r\nvoid isDisplayUID(){\r\n\r\n  \/\/ DFRobot Display 240x320\r\n  \/\/ Text Display\r\n  \/\/ Text Wrap\r\n  screen.setTextWrap(false);\r\n  \/\/ Rotation\r\n  screen.setRotation(3);\r\n  \/\/ Fill Screen =&gt; black\r\n  screen.fillScreen(0x0000);\r\n  \/\/ Text Color =&gt; white\r\n  screen.setTextColor(0xffff);\r\n  \/\/ Font =&gt; Free Sans Bold 12pt\r\n  screen.setFont(&amp;FreeSansBold12pt7b);\r\n  \/\/ TextSize =&gt; 1.5\r\n  screen.setTextSize(1.5);\r\n  \/\/ Don Luc Electronics\r\n  screen.setCursor(0, 30);\r\n  screen.println(&quot;Don Luc Electronics&quot;);\r\n  \/\/ SD\r\n  screen.setCursor(0, 60);\r\n  screen.println(&quot;Sound Sensor&quot;);\r\n  \/\/ Version\r\n  screen.setCursor(0, 90);\r\n  screen.println(&quot;Version&quot;);\r\n  screen.setCursor(0, 120);\r\n  screen.println( sver );\r\n  \/\/ EEPROM\r\n  screen.setCursor(0, 150);\r\n  screen.println(&quot;EEPROM&quot;);\r\n  screen.setCursor(0, 180);\r\n  screen.println( uid );\r\n\r\n}\r\n\/\/ isDisplaySound\r\nvoid isDisplaySound(){\r\n\r\n  \/\/ DFRobot Display 240x320\r\n  \/\/ Text Display\r\n  \/\/ Text Wrap\r\n  screen.setTextWrap(false);\r\n  \/\/ Rotation\r\n  screen.setRotation(3);\r\n  \/\/ Fill Screen =&gt; white\r\n  screen.fillScreen(0xffff);\r\n  \/\/ Text Color =&gt; blue\r\n  screen.setTextColor(0x001F);\r\n  \/\/ Font =&gt; Free Sans Bold 12pt\r\n  screen.setFont(&amp;FreeSansBold12pt7b);\r\n  \/\/ TextSize =&gt; 1.5\r\n  screen.setTextSize(1.5);\r\n  \/\/ Sound Sensor\r\n  screen.setCursor(0, 30);\r\n  screen.println(&quot;Sound Sensor&quot;);\r\n  \/\/ Val\r\n  screen.setCursor(0, 60);\r\n  screen.println( iVal );\r\n\r\n  \r\n}\r\n<\/pre>\n<p><strong>getEEPROM.ino<\/strong><\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"arduino\" data-enlighter-title=\"\">\r\n\/\/ EEPROM\r\n\/\/ isUID EEPROM Unique ID\r\nvoid isUID() {\r\n  \r\n  \/\/ Is Unit ID\r\n  uid = &quot;&quot;;\r\n  for (int x = 0; x &lt; 7; x++)\r\n  {\r\n    uid = uid + char(EEPROM.read(x));\r\n  }\r\n\r\n}\r\n<\/pre>\n<p><strong>getSound.ino<\/strong><\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"arduino\" data-enlighter-title=\"\">\r\n\/\/ Sound Sensor\r\n\/\/ isSound\r\nvoid isSound(){\r\n  \r\n  \/\/ Set all pixel colors to &#039;Off&#039;\r\n  pixels.clear();\r\n\r\n  \/\/ Read the value from the sensor:\r\n  iVal = analogRead(iSound);\r\n \r\n  \/\/ Sound Sensor\r\n  if( iVal &lt; 20) { \r\n        \r\n       \/\/ The first NeoPixel in a strand is #0, second is 1, all the way up\r\n       \/\/ to the count of pixels minus one. \/\/ For each pixel...\r\n       for(int i=0; i&lt;NUMPIXELS; i++) { \r\n\r\n          \/\/ pixels.Color() takes RGB values, from 0,0,0 up to 255,255,255\r\n          \/\/ Green\r\n          pixels.setPixelColor(i, pixels.Color(0, 255, 0));\r\n\r\n          \/\/ Send the updated pixel colors to the hardware.\r\n          pixels.show(); \r\n\r\n        }\r\n\r\n    \/\/ Tone\r\n    tone(iSpeaker, NOTE_A4);    \r\n\r\n  }\r\n   else{\r\n        \r\n      \/\/ The first NeoPixel in a strand is #0, second is 1, all the way up\r\n       \/\/ to the count of pixels minus one. \/\/ For each pixel...\r\n       for(int i=0; i&lt;NUMPIXELS; i++) { \r\n\r\n          \/\/ pixels.Color() takes RGB values, from 0,0,0 up to 255,255,255\r\n          \/\/ Red\r\n          pixels.setPixelColor(i, pixels.Color(255, 0, 0));\r\n\r\n          \/\/ Send the updated pixel colors to the hardware.\r\n          pixels.show(); \r\n\r\n      }\r\n\r\n    \/\/ Tone\r\n    tone(iSpeaker, NOTE_A6); \r\n \r\n  }\r\n\r\n}\r\n<\/pre>\n<p><strong>setup.ino<\/strong><\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"arduino\" data-enlighter-title=\"\">\r\n\/\/ Setup\r\nvoid setup()\r\n{\r\n \r\n  \/\/ Delay\r\n  delay( 100 );\r\n\r\n  \/\/ EEPROM Size\r\n  EEPROM.begin(EEPROM_SIZE);\r\n\r\n  \/\/ EEPROM Unique ID\r\n  isUID();\r\n\r\n  \/\/ Delay\r\n  delay( 100 );\r\n\r\n  \/\/ INITIALIZE NeoPixel strip object\r\n  pixels.begin();\r\n\r\n  \/\/ Delay\r\n  delay(100);\r\n  \r\n  \/\/ DFRobot Display 240x320\r\n  screen.begin();\r\n\r\n  \/\/ Delay\r\n  delay(100);\r\n\r\n  \/\/ DFRobot Display 240x320 - UID\r\n  \/\/ Don Luc Electronics\r\n  \/\/ Version\r\n  \/\/ EEPROM\r\n  isDisplayUID();\r\n\r\n  \/\/ Delay 5 Second\r\n  delay( 5000 );\r\n\r\n}\r\n<\/pre>\n<p>&#8212;&#8212;<\/p>\n<p><strong>People can contact us:<\/strong> https:\/\/www.donluc.com\/?page_id=1927<\/p>\n<p><strong>Consultant, R&#038;D, Electronics, IoT, Teacher and Instructor<\/strong><\/p>\n<ul>\n<li>Programming Language<\/li>\n<li>Single-Board Microcontrollers (PIC, Arduino, Raspberry Pi, Arm, Silicon Labs, Espressif, Etc&#8230;)<\/li>\n<li>IoT<\/li>\n<li>Wireless (Radio Frequency, Bluetooth, WiFi, Etc&#8230;)<\/li>\n<li>Robotics<\/li>\n<li>Automation<\/li>\n<li>Camera and Video Capture Receiver Stationary, Wheel\/Tank , Underwater and UAV Vehicle<\/li>\n<li>Unmanned Vehicles Terrestrial,  Marine and UAV<\/li>\n<li>Machine Learning<\/li>\n<li>Artificial Intelligence (AI)<\/li>\n<li>RTOS<\/li>\n<li>Sensors, eHealth Sensors, Biosensor, and Biometric<\/li>\n<li>Research &#038; Development (R &#038; D)<\/li>\n<li>Consulting<\/li>\n<\/ul>\n<p><strong>Follow Us<\/strong><\/p>\n<p><strong>Luc Paquin \u2013 Curriculum Vitae &#8211; 2024<\/strong><br \/>\nhttps:\/\/www.donluc.com\/luc\/<\/p>\n<p><strong>Web:<\/strong> https:\/\/www.donluc.com\/<br \/>\n<strong>Facebook:<\/strong> https:\/\/www.facebook.com\/neosteam.labs.9\/<br \/>\n<strong>YouTube:<\/strong> https:\/\/www.youtube.com\/@thesass2063<br \/>\n<strong>Twitter:<\/strong> https:\/\/twitter.com\/labs_steam<br \/>\n<strong>Pinterest:<\/strong> https:\/\/www.pinterest.com\/NeoSteamLabs\/<br \/>\n<strong>Instagram:<\/strong> https:\/\/www.instagram.com\/neosteamlabs\/<br \/>\n<strong>DFRobot:<\/strong> https:\/\/learn.dfrobot.com\/user-10186.html<br \/>\n<strong>Elecrow:<\/strong> https:\/\/www.elecrow.com\/share\/sharepj\/center\/no\/760816d385ebb1edc0732fd873bfbf13<br \/>\n<strong>TikTok:<\/strong> https:\/\/www.tiktok.com\/@luc.paquin8<br \/>\n<strong>Hackster:<\/strong> https:\/\/www.hackster.io\/luc-paquin<br \/>\n<strong>LinkedIn:<\/strong> https:\/\/www.linkedin.com\/in\/jlucpaquin\/<\/p>\n<p><strong>Don Luc<\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>&#8212;&#8212; #DonLucElectronics #DonLuc #SoundSensor #FireBeetle2ESP32E #ESP32 #DFRobot #Display #IoT #Project #Fritzing #Programming #Electronics #Microcontrollers #Consultant &#8212;&#8212; &#8212;&#8212; &#8212;&#8212; &#8212;&#8212; Gravity: Analog Sound Sensor This Analog Sound Sensor is compatible with Arduino, detects sound intensity, and features improved voltage range and interfaces. Suitable for DIY projects. Sound Sensor is typically used in detecting the loudness in &#8230; <a title=\"Project #16: Sound \u2013 Sound Sensor \u2013 Mk28\" class=\"read-more\" href=\"https:\/\/www.donluc.com\/?p=4609\" aria-label=\"Read more about Project #16: Sound \u2013 Sound Sensor \u2013 Mk28\">Read more<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[119,50,49,317,38,80,59,115,5,287,58,82,10],"tags":[],"class_list":["post-4609","post","type-post","status-publish","format-standard","hentry","category-sound","category-arduino","category-consultant","category-dfrobot","category-digitalelectronics","category-esp32","category-fritzing","category-e-mentor","category-microcontrollers","category-program","category-arduino-programming","category-program-esp32","category-projects"],"_links":{"self":[{"href":"https:\/\/www.donluc.com\/index.php?rest_route=\/wp\/v2\/posts\/4609","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.donluc.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.donluc.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.donluc.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.donluc.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=4609"}],"version-history":[{"count":2,"href":"https:\/\/www.donluc.com\/index.php?rest_route=\/wp\/v2\/posts\/4609\/revisions"}],"predecessor-version":[{"id":4788,"href":"https:\/\/www.donluc.com\/index.php?rest_route=\/wp\/v2\/posts\/4609\/revisions\/4788"}],"wp:attachment":[{"href":"https:\/\/www.donluc.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=4609"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.donluc.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=4609"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.donluc.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=4609"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}