{"id":23,"date":"2020-11-02T18:56:43","date_gmt":"2020-11-02T18:56:43","guid":{"rendered":"http:\/\/nk-energi.dk\/?page_id=23"},"modified":"2021-07-09T04:46:37","modified_gmt":"2021-07-09T04:46:37","slug":"arduino-microcotroller","status":"publish","type":"page","link":"http:\/\/nk-energi.dk\/?page_id=23","title":{"rendered":"Arduino Microcotroller"},"content":{"rendered":"<p>Lav din egen \u00a0CO<sub>2<\/sub> m\u00e5ler med disse komponenter:<\/p>\n<ul>\n<li>Arduino Uno<\/li>\n<li>6V Str\u00f8mforsyning<\/li>\n<li>MG811 sensor<\/li>\n<li>Breadboard og ledninger<\/li>\n<li>LCD display (valgfrit)<\/li>\n<li>Potentiometer (valgfrit kun n\u00f8dvendigt til display udgave)<\/li>\n<\/ul>\n<p><img loading=\"lazy\" class=\"alignnone wp-image-71\" src=\"http:\/\/nk-energi.dk\/wp-content\/uploads\/2020\/11\/Breadboard_kun_CO2-300x217.jpg\" alt=\"\" width=\"600\" height=\"434\" srcset=\"http:\/\/nk-energi.dk\/wp-content\/uploads\/2020\/11\/Breadboard_kun_CO2-300x217.jpg 300w, http:\/\/nk-energi.dk\/wp-content\/uploads\/2020\/11\/Breadboard_kun_CO2-1024x740.jpg 1024w, http:\/\/nk-energi.dk\/wp-content\/uploads\/2020\/11\/Breadboard_kun_CO2-768x555.jpg 768w, http:\/\/nk-energi.dk\/wp-content\/uploads\/2020\/11\/Breadboard_kun_CO2-1536x1110.jpg 1536w, http:\/\/nk-energi.dk\/wp-content\/uploads\/2020\/11\/Breadboard_kun_CO2.jpg 1660w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/p>\n<p><img loading=\"lazy\" class=\"alignnone wp-image-67\" src=\"http:\/\/nk-energi.dk\/wp-content\/uploads\/2020\/11\/Breadboard_CO2-300x217.jpg\" alt=\"\" width=\"600\" height=\"434\" srcset=\"http:\/\/nk-energi.dk\/wp-content\/uploads\/2020\/11\/Breadboard_CO2-300x217.jpg 300w, http:\/\/nk-energi.dk\/wp-content\/uploads\/2020\/11\/Breadboard_CO2-1024x740.jpg 1024w, http:\/\/nk-energi.dk\/wp-content\/uploads\/2020\/11\/Breadboard_CO2-768x555.jpg 768w, http:\/\/nk-energi.dk\/wp-content\/uploads\/2020\/11\/Breadboard_CO2-1536x1110.jpg 1536w, http:\/\/nk-energi.dk\/wp-content\/uploads\/2020\/11\/Breadboard_CO2.jpg 1660w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p><img loading=\"lazy\" class=\"alignnone wp-image-57\" src=\"http:\/\/nk-energi.dk\/wp-content\/uploads\/2020\/11\/ppmBillede-300x151.jpg\" alt=\"\" width=\"400\" height=\"201\" srcset=\"http:\/\/nk-energi.dk\/wp-content\/uploads\/2020\/11\/ppmBillede-300x151.jpg 300w, http:\/\/nk-energi.dk\/wp-content\/uploads\/2020\/11\/ppmBillede-1024x516.jpg 1024w, http:\/\/nk-energi.dk\/wp-content\/uploads\/2020\/11\/ppmBillede-768x387.jpg 768w, http:\/\/nk-energi.dk\/wp-content\/uploads\/2020\/11\/ppmBillede-1536x773.jpg 1536w, http:\/\/nk-energi.dk\/wp-content\/uploads\/2020\/11\/ppmBillede.jpg 1577w\" sizes=\"(max-width: 400px) 100vw, 400px\" \/><\/p>\n<p><img loading=\"lazy\" class=\"alignnone wp-image-51\" src=\"http:\/\/nk-energi.dk\/wp-content\/uploads\/2020\/11\/Arduino_ppm_display_billede-300x169.jpg\" alt=\"\" width=\"400\" height=\"226\" srcset=\"http:\/\/nk-energi.dk\/wp-content\/uploads\/2020\/11\/Arduino_ppm_display_billede-300x169.jpg 300w, http:\/\/nk-energi.dk\/wp-content\/uploads\/2020\/11\/Arduino_ppm_display_billede-1024x578.jpg 1024w, http:\/\/nk-energi.dk\/wp-content\/uploads\/2020\/11\/Arduino_ppm_display_billede-768x433.jpg 768w\" sizes=\"(max-width: 400px) 100vw, 400px\" \/><\/p>\n<p><img loading=\"lazy\" class=\"alignnone wp-image-53\" src=\"http:\/\/nk-energi.dk\/wp-content\/uploads\/2020\/11\/ArduinoCO2-300x173.jpg\" alt=\"\" width=\"400\" height=\"231\" srcset=\"http:\/\/nk-energi.dk\/wp-content\/uploads\/2020\/11\/ArduinoCO2-300x173.jpg 300w, http:\/\/nk-energi.dk\/wp-content\/uploads\/2020\/11\/ArduinoCO2-1024x592.jpg 1024w, http:\/\/nk-energi.dk\/wp-content\/uploads\/2020\/11\/ArduinoCO2-768x444.jpg 768w, http:\/\/nk-energi.dk\/wp-content\/uploads\/2020\/11\/ArduinoCO2.jpg 1481w\" sizes=\"(max-width: 400px) 100vw, 400px\" \/><\/p>\n<p>Til at bygge en CO<sub>2<\/sub> m\u00e5ler med display skal du bruge dette Arduino sketch:<\/p>\n<div style=\"height: 400px; width: 800px; border: 1px solid #ccc; font: 16px\/26px Georgia, Garamond, Serif; overflow: auto;\">\/\/ include the library code:<br \/>\n#include\/\/ initialize the library by associating any needed LCD interface pin<br \/>\n\/\/ with the arduino pin number it is connected to<br \/>\nconst int rs = 12, en = 11, d4 = 5, d5 = 4, d6 = 3, d7 = 2;<br \/>\nLiquidCrystal lcd(rs, en, d4, d5, d6, d7);<br \/>\nint CO2pin=A0;<br \/>\nint Sensorvalue;<br \/>\nfloat Voltage;<br \/>\nfloat CO2ppm;<br \/>\nfloat e = 2.7182818284590452353602874713527;void setup() {<br \/>\npinMode(CO2pin, INPUT);<br \/>\nSerial.begin(9600);<br \/>\nlcd.begin(16, 2);<br \/>\n\/\/ Print a message to the LCD.<br \/>\nlcd.print(&#8220;CO2 ppm&#8221;);<br \/>\n}void loop() {<br \/>\nSensorvalue = analogRead(CO2pin);<br \/>\nVoltage = (5000.\/1023.)*Sensorvalue;<br \/>\nCO2ppm = 179884*pow(e,-0.006787338754623*Voltage);<br \/>\nSerial.println(CO2ppm);<br \/>\ndelay(5000);<br \/>\nlcd.setCursor(0, 1);<br \/>\nlcd.print(CO2ppm);<br \/>\n}<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Lav din egen \u00a0CO2 m\u00e5ler med disse komponenter: Arduino Uno 6V Str\u00f8mforsyning MG811 sensor Breadboard og ledninger LCD display (valgfrit) Potentiometer (valgfrit kun n\u00f8dvendigt til display udgave) &nbsp; Til at bygge en CO2 m\u00e5ler med display skal du bruge dette &hellip; <a href=\"http:\/\/nk-energi.dk\/?page_id=23\">L\u00e6s resten <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"onecolumn-page.php","meta":[],"_links":{"self":[{"href":"http:\/\/nk-energi.dk\/index.php?rest_route=\/wp\/v2\/pages\/23"}],"collection":[{"href":"http:\/\/nk-energi.dk\/index.php?rest_route=\/wp\/v2\/pages"}],"about":[{"href":"http:\/\/nk-energi.dk\/index.php?rest_route=\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"http:\/\/nk-energi.dk\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/nk-energi.dk\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=23"}],"version-history":[{"count":27,"href":"http:\/\/nk-energi.dk\/index.php?rest_route=\/wp\/v2\/pages\/23\/revisions"}],"predecessor-version":[{"id":320,"href":"http:\/\/nk-energi.dk\/index.php?rest_route=\/wp\/v2\/pages\/23\/revisions\/320"}],"wp:attachment":[{"href":"http:\/\/nk-energi.dk\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=23"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}