{"id":31991,"date":"2022-02-09T08:00:27","date_gmt":"2022-02-09T07:00:27","guid":{"rendered":"https:\/\/botland.com.pl\/blog\/?p=31991"},"modified":"2025-09-18T13:39:20","modified_gmt":"2025-09-18T11:39:20","slug":"jak-sprawdzic-napiecie-w-arduino","status":"publish","type":"post","link":"https:\/\/botland.com.pl\/blog\/jak-sprawdzic-napiecie-w-arduino\/","title":{"rendered":"Jak sprawdzi\u0107 napi\u0119cie z Arduino"},"content":{"rendered":"<span class=\"span-reading-time rt-reading-time\" style=\"display: block;\"><span class=\"rt-label rt-prefix\">Czas czytania:<\/span> <span class=\"rt-time\"> 3<\/span> <span class=\"rt-label rt-postfix\">min.<\/span><\/span>\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"31991\" class=\"elementor elementor-31991\" data-elementor-post-type=\"post\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-4a6c660 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"4a6c660\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-ffc032a\" data-id=\"ffc032a\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-82a881e elementor-widget elementor-widget-text-editor\" data-id=\"82a881e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Warto\u015b\u0107 napi\u0119cia i pr\u0105du s\u0105 podstawowymi parametrami, kt\u00f3rych w\u0142a\u015bciwe warto\u015bci zapewniaj\u0105 poprawn\u0105 prac\u0119 urz\u0105dze\u0144. W tym artykule przedstawiamy przyk\u0142adowy projekt uk\u0142adu do pomiaru napi\u0119cia i pr\u0105du z wykorzystaniem p\u0142ytki <a href=\"https:\/\/botland.com.pl\/arduino-seria-podstawowa-oryginalne-plytki\/1060-arduino-uno-rev3-a000066-8058333490090.html\" data-wpel-link=\"internal\">Arduino UNO R3<\/a> wraz z czujnikiem <a href=\"https:\/\/botland.com.pl\/czujniki-pradu\/19255-dwukierunkowy-czujnik-pradumocy-ina219-26v-32a-stemma-atqwiic-adafruit-904.html\" data-wpel-link=\"internal\">INA219<\/a>.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-018a843 elementor-widget elementor-widget-text-editor\" data-id=\"018a843\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"blog-special\"><strong>Arduino<\/strong> mo\u017ce mierzy\u0107 napi\u0119cie dzi\u0119ki wbudowanemu przetwornikowi ADC. Dla wy\u017cszych napi\u0119\u0107 stosuje si\u0119 dzielnik rezystorowy. Odczyt odbywa si\u0119 przez analogRead(), a wynik mo\u017cna przeliczy\u0107 na warto\u015b\u0107 w voltach i wy\u015bwietli\u0107 np. w monitorze szeregowym. Dok\u0142adno\u015b\u0107 zale\u017cy od napi\u0119cia referencyjnego i rezystor\u00f3w.<\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-31aeed2 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"31aeed2\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-8c7ab27\" data-id=\"8c7ab27\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-ad92a13 elementor-widget elementor-widget-heading\" data-id=\"ad92a13\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">W jakich celach mo\u017cna wykonywa\u0107 pomiary pr\u0105du i napi\u0119cia?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-74a4f29 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"74a4f29\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-b9268cc\" data-id=\"b9268cc\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-0e33e57 elementor-widget elementor-widget-text-editor\" data-id=\"0e33e57\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Ka\u017cde urz\u0105dzenie elektryczne w Twoim domu, aby mog\u0142o funkcjonowa\u0107, <b>musi mie\u0107 doprowadzone \u017ar\u00f3d\u0142o energii elektrycznej<\/b>. Dotyczy to zar\u00f3wno lod\u00f3wki, czajnika, komputera, odkurzacza i innych odbiornik\u00f3w. W uproszczeniu rzecz ujmuj\u0105c, na podstawie pobieranej energii, kt\u00f3ra wynika z mocy elektrycznej pobieranej w okre\u015blonym czasie, licznik energii elektrycznej dokonuje pomiar\u00f3w rozliczeniowych. <b>Te pomiary s\u0105 wykonywane w spos\u00f3b po\u015bredni<\/b>, poniewa\u017c do obliczenia pobieranej mocy, a nast\u0119pne energii, ustr\u00f3j pomiarowy licznika mierzy tak\u017ce napi\u0119cie zasilaj\u0105ce oraz pobierany pr\u0105d. Aby zobrazowa\u0107 zasad\u0119 wykonywania pomiar\u00f3w pr\u0105du i napi\u0119cia w prosty spos\u00f3b, zbudujemy prosty uk\u0142ad, w kt\u00f3rym odbiornikiem pr\u0105du pobieranego przez diod\u0119 LED zasilana napi\u0119ciem z p\u0142ytki <a href=\"https:\/\/botland.com.pl\/234-arduino\" data-wpel-link=\"internal\">Arduino<\/a>.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-3bcd392 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"3bcd392\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-e26599a\" data-id=\"e26599a\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-e4f695e elementor-widget elementor-widget-heading\" data-id=\"e4f695e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Pomiar pr\u0105du i napi\u0119cia za pomoc\u0105 Arduino - wymagania sprz\u0119towe<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-17e56b1 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"17e56b1\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-0ad1614\" data-id=\"0ad1614\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-430035f elementor-widget elementor-widget-image\" data-id=\"430035f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/botland.com.pl\/blog\/wp-content\/uploads\/2022\/01\/01060_2-1-300x300.png\" class=\"attachment-medium size-medium wp-image-32189\" alt=\"\" srcset=\"https:\/\/botland.com.pl\/blog\/wp-content\/uploads\/2022\/01\/01060_2-1-300x300.png 300w, https:\/\/botland.com.pl\/blog\/wp-content\/uploads\/2022\/01\/01060_2-1-1024x1024.png 1024w, https:\/\/botland.com.pl\/blog\/wp-content\/uploads\/2022\/01\/01060_2-1-150x150.png 150w, https:\/\/botland.com.pl\/blog\/wp-content\/uploads\/2022\/01\/01060_2-1-768x768.png 768w, https:\/\/botland.com.pl\/blog\/wp-content\/uploads\/2022\/01\/01060_2-1.png 1500w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-27bf3b7 elementor-align-center elementor-widget elementor-widget-button\" data-id=\"27bf3b7\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/botland.com.pl\/arduino-seria-podstawowa-oryginalne-plytki\/1060-arduino-uno-rev3-a000066-8058333490090.html\" data-wpel-link=\"internal\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">SPRAWD\u0179<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-4c5f9ea\" data-id=\"4c5f9ea\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-fc8a136 elementor-widget elementor-widget-text-editor\" data-id=\"fc8a136\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Do wykonania tego projektu, niezb\u0119dne b\u0119dzie u\u017cycie p\u0142ytki <a href=\"https:\/\/botland.com.pl\/arduino-seria-podstawowa-oryginalne-plytki\/1060-arduino-uno-rev3-a000066-8058333490090.html\" data-wpel-link=\"internal\">Arduino UNO R3<\/a> oraz <a href=\"https:\/\/botland.com.pl\/czujniki-pradu\/19255-dwukierunkowy-czujnik-pradumocy-ina219-26v-32a-stemma-atqwiic-adafruit-904.html\" data-wpel-link=\"internal\">modu\u0142u czujnika INA219<\/a>, kt\u00f3ry jest kompatybilny z Arduino i umo\u017cliwia pomiar napi\u0119cia i pr\u0105du elektrycznego. Komunikacja uk\u0142adu INA219 z p\u0142ytk\u0105 Arduino, jest realizowana poprzez <b>interfejs I<sup>2<\/sup>C<\/b>. Potrzebna b\u0119dzie r\u00f3wnie\u017c dioda LED (np. w kolorze czerwonym), rezystor o rezystancji 470\u03a9 wykonany w tolerancji 5% oraz p\u0142ytka stykowa z przewodami po\u0142\u0105czeniowymi. Do zaprogramowania Arduino, <b>b\u0119dziemy potrzebowali standardowego \u015brodowiska Arduino IDE<\/b>, kt\u00f3re mo\u017cna pobra\u0107 za darmo ze strony internetowej producenta.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-52d1cd3 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"52d1cd3\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-242a174\" data-id=\"242a174\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-a31aa9e elementor-widget elementor-widget-heading\" data-id=\"a31aa9e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Sprawdzanie prawid\u0142owo\u015bci po\u0142\u0105cze\u0144<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-56e0812 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"56e0812\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-5494674\" data-id=\"5494674\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-d0c294d elementor-widget elementor-widget-text-editor\" data-id=\"d0c294d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Zanim przyst\u0105pimy do wykonywania jakichkolwiek pomiar\u00f3w, musimy sprawdzi\u0107, czy <a href=\"https:\/\/botland.com.pl\/czujniki-pradu\/19255-dwukierunkowy-czujnik-pradumocy-ina219-26v-32a-stemma-atqwiic-adafruit-904.html\" data-wpel-link=\"internal\">czujnik INA219<\/a> prawid\u0142owo komunikuje si\u0119 z <a href=\"https:\/\/botland.com.pl\/arduino-seria-podstawowa-oryginalne-plytki\/1060-arduino-uno-rev3-a000066-8058333490090.html\" data-wpel-link=\"internal\">p\u0142ytk\u0105 Arduino<\/a> przez magistral\u0119 I<sup>2<\/sup>C. <b>Skonfigurowanie komunikacji czujnika z Arduino mo\u017ce by\u0107 trudne i czasoch\u0142onne<\/b>, ale podobnie jak w przypadku wielu innych modu\u0142\u00f3w, firma Adafruit Industries opracowa\u0142a dedykowan\u0105 bibliotek\u0119, kt\u00f3r\u0105 mo\u017cna pobra\u0107 z repozytorium GitHub pod poni\u017cszym adresem:<\/p>\n<p><a href=\"https:\/\/github.com\/adafruit\/Adafruit_INA219\" data-wpel-link=\"external\" target=\"_blank\" rel=\"nofollow external noopener noreferrer\">https:\/\/github.com\/adafruit\/Adafruit_INA219<\/a><\/p>\n<p>Po pobraniu i rozpakowaniu wszystkich plik\u00f3w, <b>zmie\u0144 nazw\u0119 folderu na Adafruit_INA219 i umie\u015b\u0107 folder w folderze biblioteki swojego folderu Arduino<\/b> (lub utw\u00f3rz folder dla tej biblioteki, je\u015bli jeszcze go nie za\u0142o\u017cy\u0142e\u015b). Nast\u0119pnie mo\u017cesz przetestowa\u0107 nast\u0119puj\u0105cy szkic (poni\u017cszy kod programu zawiera obja\u015bnienia):<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-75b4f0b elementor-widget elementor-widget-code-highlight\" data-id=\"75b4f0b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"code-highlight.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"prismjs-default copy-to-clipboard \">\n\t\t\t<pre data-line=\"\" class=\"highlight-height language-javascript line-numbers\">\n\t\t\t\t<code readonly=\"true\" class=\"language-javascript\">\n\t\t\t\t\t<xmp>#include <Wire.h>\r\n#include <Adafruit_INA219.h>\r\nAdafruit_INA219 ina219; \/\/inicjalizacja biblioteki dla czujnika INA219\r\n\r\nvoid setup() \/\/wstepne ustawienia programu\r\n{\r\n uint32_t currentFrequency; \/\/deklaracja typu zmiennej dla czestotliwosci pradu\r\n Serial.begin(9600); \/\/uruchomienie transmisji szeregowej\r\n Serial.println(\"Communication test with INA219 ...\"); \/\/ test komunikacji z czujnikiem INA219\r\n ina219.begin();\r\n}\r\n\r\nvoid loop() \/\/petla programu wlasciwego\r\n{\r\n float napieciebocznikowe = 0; \/\/deklaracja typu zmiennej dla napiecia mierzonego na boczniku\r\n napieciebocznikowe = ina219.getNapiecieBocznikowe_mV();\r\n Serial.print(\"Shunt Voltage: \"); Serial.print(napieciebocznikowe); Serial.println(\" mV\");\r\n Serial.println(\"\"); \/\/wyswietlanie wyniku pomiaru napiecia w miliwoltach\r\ndelay(100); \/\/nastepny cykl pomiarowy za 100ms\r\n}<\/xmp>\n\t\t\t\t<\/code>\n\t\t\t<\/pre>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-229dc31 elementor-widget elementor-widget-text-editor\" data-id=\"229dc31\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Po wgraniu powy\u017cszego programu, mo\u017cemy obserwowa\u0107 komunikaty na monitorze portu szeregowego. W tym przypadku, dioda LED nie zosta\u0142a w\u0142\u0105czona, dlatego odczytana warto\u015b\u0107 napi\u0119cia bocznikowego powinna wynosi\u0107 0mV.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-306f7f3 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"306f7f3\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-f54a221\" data-id=\"f54a221\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-c9a8885 elementor-widget elementor-widget-heading\" data-id=\"c9a8885\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Program kompletny<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-698ae73 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"698ae73\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-9806ba7\" data-id=\"9806ba7\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-f3790fa elementor-widget elementor-widget-text-editor\" data-id=\"f3790fa\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Po sprawdzeniu prawid\u0142owo\u015bci dzia\u0142ania czujnika, mo\u017cemy za\u0142adowa\u0107 kompletny program, kt\u00f3ry wykona pomiar pr\u0105du i pob\u00f3r mocy przez diod\u0119 LED. W tym celu, nale\u017cy poda\u0107 napi\u0119cie na diod\u0119 LED z pinu cyfrowego \u201cD2\u201d, do kt\u00f3rego dioda LED jest pod\u0142\u0105czona. Kompletny program uwzgl\u0119dniaj\u0105cy te pomiary, b\u0119dzie mia\u0142 nast\u0119puj\u0105c\u0105 posta\u0107;<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a8d0cfc elementor-widget elementor-widget-code-highlight\" data-id=\"a8d0cfc\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"code-highlight.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"prismjs-default copy-to-clipboard \">\n\t\t\t<pre data-line=\"\" class=\"highlight-height language-javascript line-numbers\">\n\t\t\t\t<code readonly=\"true\" class=\"language-javascript\">\n\t\t\t\t\t<xmp>#include <Wire.h>\r\n#include <Adafruit_INA219.h>\r\nAdafruit_INA219 ina219;\r\n\r\nvoid setup()\r\n{\r\n uint32_t currentFrequency;\r\n Serial.begin(9600);\r\n Serial.println(\"Pomiar napiecia i pradu za pomoca czujnika INA219 ...\");\r\n ina219.begin();\r\n pinMode(2,OUTPUT);\r\n}\r\n\r\nvoid loop()\r\n{\r\n digitalWrite(2,HIGH);\r\n float napieciebocznikowe = 0;\r\n float napiecie1 = 0;\r\n float prad = 0;\r\n float napiecieobciazenia = 0;\r\n float moc = 0;\r\n napieciebocznikowe = ina219.getNapiecieBocznikowe_mV();\r\n napiecie1 = ina219.getNapiecie1_V();\r\n prad = ina219.getPrad_mA();\r\n napiecieobciazenia = napiecie1 + (napieciebocznikowe \/ 1000);\r\n moc = prad * napiecieobciazenia;\r\n Serial.print(\"Napiecie1: \"); Serial.print(napiecie1); Serial.println(\" V\");\r\n Serial.print(\"Napiecie bocznikowe: \"); Serial.print(napieciebocznikowe); Serial.println(\" mV\");\r\n Serial.print(\"Napiecie obciazenia: \"); Serial.print(napiecieobciazenia); Serial.println(\" V\");\r\n Serial.print(\"Prad: \"); Serial.print(prad); Serial.println(\" mA\");\r\n Serial.print(\"Moc: \"); Serial.print(moc); Serial.println(\" mW\");\r\n Serial.println(\"\");\r\n delay(1000); \/\/nastepny cykl pomiarowy za 1s\r\n}<\/xmp>\n\t\t\t\t<\/code>\n\t\t\t<\/pre>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-920307b elementor-widget elementor-widget-text-editor\" data-id=\"920307b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Typowo, pob\u00f3r mocy przez diod\u0119 LED powinien wynosi\u0107 ok. 10mW. Ta warto\u015b\u0107 mo\u017ce si\u0119 jednak r\u00f3\u017cni\u0107 w zale\u017cno\u015bci od tego, jakiego koloru diod\u0119 LED zastosujemy w naszym projekcie, poniewa\u017c inny pr\u0105d pobiera\u0107 b\u0119dzie dioda LED w kolorze czerwonym, a inna w kolorze \u017c\u00f3\u0142tym. <b>Warto\u015b\u0107 pobieranego pr\u0105du b\u0119dzie tak\u017ce zale\u017cna od warto\u015bci rezystancji rezystora szeregowego<\/b>. Nie nale\u017cy pod\u0142\u0105cza\u0107 diody LED bez rezystora &#8211; mo\u017ce to spowodowa\u0107 uszkodzenie diody LED, a nawet p\u0142ytki <a href=\"https:\/\/botland.com.pl\/arduino-seria-podstawowa-oryginalne-plytki\/1060-arduino-uno-rev3-a000066-8058333490090.html\" data-wpel-link=\"internal\">Arduino<\/a>.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Pomiary podstawowych wielko\u015bci elektrycznych, takich jak napi\u0119cie i pr\u0105d, mo\u017cemy wykona\u0107 za pomoc\u0105 multimetru, ale tak\u017ce tworz\u0105c uk\u0142ad pomiarowy od podstaw!<\/p>\n","protected":false},"author":5,"featured_media":59735,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[133],"tags":[],"class_list":["post-31991","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-arduino"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.0 - 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