{"id":34117,"date":"2023-01-06T06:00:32","date_gmt":"2023-01-06T05:00:32","guid":{"rendered":"https:\/\/botland.com.pl\/blog\/?p=34117"},"modified":"2023-05-24T10:08:55","modified_gmt":"2023-05-24T08:08:55","slug":"uklad-ne555-wszystko-co-powinienes-wiedziec","status":"publish","type":"post","link":"https:\/\/botland.com.pl\/blog\/uklad-ne555-wszystko-co-powinienes-wiedziec\/","title":{"rendered":"Uk\u0142ad NE555 &#8211; wszystko, co powiniene\u015b wiedzie\u0107"},"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\"> 5<\/span> <span class=\"rt-label rt-postfix\">min.<\/span><\/span>\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"34117\" class=\"elementor elementor-34117\" data-elementor-post-type=\"post\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-6d2c6bd elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"6d2c6bd\" 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-ab88f89\" data-id=\"ab88f89\" 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-cbb54c1 elementor-widget elementor-widget-text-editor\" data-id=\"cbb54c1\" 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>Jest taki uk\u0142ad scalony, kt\u00f3ry, mimo \u017ce jest produkowany od p\u00f3\u0142 wieku, nie zestarza\u0142 si\u0119, a jego zakres zastosowa\u0144 jest tak szeroki, \u017ce powsta\u0142o o nim wiele ksi\u0105\u017cek. Poznaj timer NE555!\n<\/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-7d6da1b elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"7d6da1b\" 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-fb8b1dd\" data-id=\"fb8b1dd\" 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-249c9d4 elementor-widget elementor-widget-heading\" data-id=\"249c9d4\" 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\">NE555 - uk\u0142ad czasowy i nie tylko!<\/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-4b565f9 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"4b565f9\" 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-81f294d\" data-id=\"81f294d\" 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-a1b80cd elementor-widget elementor-widget-text-editor\" data-id=\"a1b80cd\" 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>Niniejszy artyku\u0142 prezentuje histori\u0119, budow\u0119 sprz\u0119tow\u0105 i przyk\u0142adowe aplikacje uk\u0142adu scalonego NE555, kt\u00f3ry w historii elektroniki zapisa\u0142 si\u0119 jako miniaturowa maszyna czasu \u0142\u0105cz\u0105ca w sobie elementy techniki cyfrowej i analogowej.\n<\/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-a48d56a elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"a48d56a\" 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-ab32b0b\" data-id=\"ab32b0b\" 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-96a1313 elementor-widget elementor-widget-heading\" data-id=\"96a1313\" 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\">Timer NE555 - charakterystyka og\u00f3lna<\/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-6623b57 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"6623b57\" 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-2a8e3dd\" data-id=\"2a8e3dd\" 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-727b34e elementor-widget elementor-widget-text-editor\" data-id=\"727b34e\" 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>Timer NE555 jest uk\u0142adem scalonym og\u00f3lnego przeznaczenia, kt\u00f3ry ma szerokie spektrum zastosowa\u0144 \u2013 w oparciu o niego mo\u017cna zbudowa\u0107 uk\u0142ady elektroniczne przeznaczone zar\u00f3wno do zabawek, domowych urz\u0105dze\u0144 elektrycznych, pojazd\u00f3w mechanicznych, jak i do prom\u00f3w kosmicznych. Jego konstrukcja umo\u017cliwia prac\u0119 w trzech trybach podstawowych \u2013 generatora monostabilnego, generatora astabilnego i przerzutnika bistabilnego. Projektantem uk\u0142adu scalonego NE555 by\u0142 szwajcarski in\u017cynier Hans Rudolph Camenzind (1934\u20132012). Na pocz\u0105tku lat 70. XX wieku wynalazca by\u0142 zatrudniony na kontrakcie z firm\u0105 Signetics (obecnie NXP Semiconductors) w celu rozwini\u0119cia projektu uk\u0142adu scalonego realizuj\u0105cego p\u0119tl\u0119 synchronizacji fazy (PLL). W rezultacie konstruktor uzyska\u0142 oscylator dla p\u0119tli synchronizacji fazy, kt\u00f3rego cz\u0119stotliwo\u015b\u0107 oscylacji nie by\u0142a zale\u017cna od napi\u0119cia zasilania i temperatury.<\/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<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-0687dc8\" data-id=\"0687dc8\" 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-c70aed9 elementor-widget elementor-widget-image\" data-id=\"c70aed9\" 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<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"700\" height=\"700\" src=\"https:\/\/botland.com.pl\/blog\/wp-content\/uploads\/2022\/12\/00187_1.jpg\" class=\"attachment-large size-large wp-image-44100\" alt=\"\" srcset=\"https:\/\/botland.com.pl\/blog\/wp-content\/uploads\/2022\/12\/00187_1.jpg 700w, https:\/\/botland.com.pl\/blog\/wp-content\/uploads\/2022\/12\/00187_1-300x300.jpg 300w, https:\/\/botland.com.pl\/blog\/wp-content\/uploads\/2022\/12\/00187_1-150x150.jpg 150w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/>\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">Uk\u0142ad NE555.<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\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-29f9fc4 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"29f9fc4\" 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-b43a4e0\" data-id=\"b43a4e0\" 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-5b12378 elementor-widget elementor-widget-text-editor\" data-id=\"5b12378\" 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>Niestety panuj\u0105cy w\u00f3wczas kryzys gospodarczy zmusi\u0142 szefostwo Signetics do zwolnienia blisko po\u0142owy kadry, co spowodowa\u0142o zawieszenie projektu. Camenzind zaproponowa\u0142 jednak rozwi\u0105zanie alternatywne, kt\u00f3re polega\u0142o na stworzeniu uniwersalnego uk\u0142adu scalonego bazuj\u0105cego na oscylatorze dla p\u0119tli PLL. Projekt pocz\u0105tkowo budzi\u0142 sprzeciw innych in\u017cynier\u00f3w w tym czasie zatrudnionych w przedsi\u0119biorstwie. Twierdzili oni, \u017ce uk\u0142ad ten mo\u017cna zbudowa\u0107 z komponent\u00f3w, kt\u00f3re ju\u017c by\u0142y dost\u0119pne w ich ofercie. W dodatku powstanie i wej\u015bcie na rynek uk\u0142adu scalonego NE555 w 1972 roku by\u0142o do\u015b\u0107 ryzykownym krokiem nie tylko z uwagi na wszechobecny kryzys. Niewiele wcze\u015bniej do seryjnej produkcji wprowadzono bowiem uk\u0142ad scalony Intel 4004, czyli pierwszy mikroprocesor \u2013 uk\u0142ad programowalny przeznaczony do u\u017cytku cywilnego, kt\u00f3ry otworzy\u0142 zupe\u0142nie nowy rozdzia\u0142 w historii zar\u00f3wno elektroniki, jak i informatyki. Ostatecznie dzia\u0142 marketingu i sprzeda\u017cy firmy Signetics zaakceptowa\u0142 konstrukcj\u0119 Camenzinda. Pierwotny prototyp uk\u0142adu NE555 mie\u015bci\u0142 si\u0119 w 9-pinowej metalowej obudowie TO-5, ale ju\u017c po kilku dniach niestrudzony konstruktor zmodyfikowa\u0142 uk\u0142ad tak, aby m\u00f3g\u0142 si\u0119 on zmie\u015bci\u0107 do obudowy plastikowej typu DIL8 \u2013 wystarczy\u0142o zamieni\u0107 wewn\u0119trzne \u017ar\u00f3d\u0142o pr\u0105dowe na rezystor. Ostatecznie uk\u0142ad NE555 trafi\u0142 do sprzeda\u017cy w obudowie TO-5 oraz DIL8. W 1972 roku ten uk\u0142ad scalony by\u0142 wytwarzany a\u017c przez 12 przedsi\u0119biorstw specjalizuj\u0105cych si\u0119 w masowej produkcji p\u00f3\u0142przewodnik\u00f3w.\n<\/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-79da9ca elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"79da9ca\" 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-7ab4c4e\" data-id=\"7ab4c4e\" 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-e05b59c elementor-widget elementor-widget-heading\" data-id=\"e05b59c\" 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\">Timer NE555 - schemat blokowy i uk\u0142ad wyprowadze\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-659f251 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"659f251\" 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-757b023\" data-id=\"757b023\" 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-b65d474 elementor-widget elementor-widget-text-editor\" data-id=\"b65d474\" 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>Na rys. 1 przedstawiono uproszczony schemat blokowy timera 555 z uwzgl\u0119dnieniem kluczowych blok\u00f3w tworz\u0105cych ten uk\u0142ad.<\/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-efdf7fe elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"efdf7fe\" 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-25ba08e\" data-id=\"25ba08e\" 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-2ed253c elementor-widget elementor-widget-image\" data-id=\"2ed253c\" 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 decoding=\"async\" width=\"512\" height=\"363\" src=\"https:\/\/botland.com.pl\/blog\/wp-content\/uploads\/2022\/04\/botl-blg-1.jpg\" class=\"attachment-large size-large wp-image-34120\" alt=\"\" srcset=\"https:\/\/botland.com.pl\/blog\/wp-content\/uploads\/2022\/04\/botl-blg-1.jpg 512w, https:\/\/botland.com.pl\/blog\/wp-content\/uploads\/2022\/04\/botl-blg-1-300x213.jpg 300w\" sizes=\"(max-width: 512px) 100vw, 512px\" \/>\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\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-8676fa4 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"8676fa4\" 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-fb551cd\" data-id=\"fb551cd\" 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-082326e elementor-widget elementor-widget-text-editor\" data-id=\"082326e\" 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>Rys. 1 &#8211; uproszczony schemat blokowy timera 555:&nbsp;<\/p>\n<p>Legenda:<\/p>\n<p><strong>A<\/strong> &#8211; wej\u015bciowy dzielnik rezystorowy 3x 5k\u2126;<\/p>\n<p><strong>B<\/strong> &#8211; komparator napi\u0119cia g&oacute;rnego progu zadzia\u0142ania;<\/p>\n<p><strong>C <\/strong>&#8211; komparator napi\u0119cia dolnego progu zadzia\u0142ania;<\/p>\n<p><strong>D<\/strong> &#8211; przerzutnik SET\/RESET;<\/p>\n<p><strong>E<\/strong> &#8211; wt&oacute;rnik wyj\u015bciowy;<\/p>\n<p><strong>F<\/strong> &#8211; tranzystor roz\u0142adowuj\u0105cy obw&oacute;d czasowy<\/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-c0bb02a elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"c0bb02a\" 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-30e968d\" data-id=\"30e968d\" 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-f2c5400 elementor-widget elementor-widget-text-editor\" data-id=\"f2c5400\" 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><a href=\"\/uklady-scalone-czasowe\/187-uniwersalny-uklad-czasowy-ne555-tht-5904422355432.html\" target=\"_blank\" rel=\"noopener\" data-wpel-link=\"internal\">Uk\u0142ad czasowy NE555<\/a> zawiera w swojej strukturze 23 tranzystory (bipolarne w wykonaniu TTL lub polowe w wykonaniu CMOS), a tak\u017ce diody i rezystory. Podstawowymi elementami funkcjonalnymi uk\u0142adu czasowego NE555 s\u0105: dzielnik rezystorowy napi\u0119cia, komparatory i przerzutnik SR. Zadaniem komparator\u00f3w jest por\u00f3wnywanie napi\u0119\u0107 na wej\u015bciach odwracaj\u0105cych i nieodwracaj\u0105cych. Je\u015bli napi\u0119cie na wej\u015bciu nieodwracaj\u0105cym komparatora jest wy\u017csze ni\u017c na wej\u015bciu odwracaj\u0105cym, komparator wystawia na wyj\u015bciu stan wysoki. Poniewa\u017c komparatory maj\u0105 wysok\u0105 rezystancj\u0119 wej\u015bciow\u0105, na ka\u017cdym z trzech rezystor\u00f3w tworz\u0105cych wej\u015bciowy dzielnik napi\u0119cia napi\u0119cie b\u0119d\u0105 podzielone po r\u00f3wno. Natomiast przerzutnik SR jest swego rodzaju pami\u0119ci\u0105 jednobitow\u0105. Kiedy wej\u015bcie S jest w stanie wysokim, na wyj\u015bciu przerzutnika jest stan wysoki. Natomiast kiedy wej\u015bcie R jest w stanie wysokim, na wyj\u015bciu przerzutnika jest stan niski.\n<\/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-06901ac elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"06901ac\" 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-62aca7e\" data-id=\"62aca7e\" 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-bcc08fb elementor-widget elementor-widget-image\" data-id=\"bcc08fb\" 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 decoding=\"async\" width=\"300\" height=\"177\" src=\"https:\/\/botland.com.pl\/blog\/wp-content\/uploads\/2022\/04\/botl-blg-2.jpg\" class=\"attachment-large size-large wp-image-34121\" alt=\"\" \/>\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\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-08a27ee elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"08a27ee\" 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-b68d1b8\" data-id=\"b68d1b8\" 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-d1bc2cd elementor-widget elementor-widget-text-editor\" data-id=\"d1bc2cd\" 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>Rys. 2 &#8211; wyprowadzenia uk\u0142adu scalonego NE555 w obudowie typu DIL8<\/p>\n<p>Na rys. 2 przedstawiono schemat wyprowadze\u0144 uk\u0142adu scalonego NE555 w standardowej obudowie plastikowej typu DIL8. Poszczeg&oacute;lne wyprowadzenia maj\u0105 nast\u0119puj\u0105ce funkcje:<\/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-d6943b2 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"d6943b2\" 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-1fc91b1\" data-id=\"1fc91b1\" 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-24e595d elementor-widget elementor-widget-text-editor\" data-id=\"24e595d\" 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>1 &#8211; GROUND &#8211; masa zasilania;<\/p>\n<p>2 &#8211; TRIGGER &#8211; podanie na ten pin kr&oacute;tkiego impulsu ze stanu wysokiego na niski wyzwala timer;<\/p>\n<p>3 &#8211; OUTPUT &#8211; wyj\u015bcie impuls&oacute;w;<\/p>\n<p>4 &#8211; RESET &#8211; zwarcie tego pinu do masy (podanie stanu niskiego) resetuje uk\u0142ad;<\/p>\n<p>5 &#8211; CONTROL VOLTAGE &#8211; podaj\u0105c na ten pin zewn\u0119trzne napi\u0119cie steruj\u0105ce, mo\u017cemy zmieni\u0107 progi napi\u0119\u0107 zadzia\u0142ania wewn\u0119trznych komparator&oacute;w;<\/p>\n<p>6 &#8211; THRESHOLD &#8211; kiedy napi\u0119cia na tym pinie przekracza \u2154 napi\u0119cia zasilania, na pinie nr 3 zanikaj\u0105 impulsy;<\/p>\n<p>7 &#8211; DISCHARGE &#8211; kolektor (w wersji CMOS: dren) tranzystora roz\u0142adowuj\u0105cego obw&oacute;d czasowy;<\/p>\n<p>8 &#8211; POWER SUPPLY (VCC) &#8211; napi\u0119cie zasilania (od +5V do +15V wzgl\u0119dem potencja\u0142u pinu nr 1)<\/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-2d72383 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"2d72383\" 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-9ae07d4\" data-id=\"9ae07d4\" 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-738dd98 elementor-widget elementor-widget-heading\" data-id=\"738dd98\" 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\">Timer NE555 jako generator monostabilny<\/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-1de8519 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"1de8519\" 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-55d467d\" data-id=\"55d467d\" 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-496e860 elementor-widget elementor-widget-text-editor\" data-id=\"496e860\" 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>W trybie generatora monostabilnego (rys. 3), po podaniu kr\u00f3tkiego impulsu ze stanu wysokiego na stan niski na pin nr 2 poprzez zwarcie przycisku S1, na pinie nr 3 timer 555 generuje impuls stanu wysokiego, kt\u00f3rego czas trwania T zale\u017cy od dobranych warto\u015bci rezystancji rezystora R1 i kondensatora C1, zgodnie z zale\u017cno\u015bci\u0105 (1.1):<\/p>\n\nT = 1,1*R1 * C1 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 (1.1)\n\n<p>Impuls stanu wysokiego przechodzi w stan niski wtedy, kiedy napi\u0119cie na pinie nr 6 osi\u0105ga \u2154 warto\u015bci napi\u0119cia zasilania na pinie nr 8. Wtedy tak\u017ce wewn\u0119trzny tranzystor roz\u0142adowuje do ko\u0144ca kondensator obwodu czasowego. Im d\u0142u\u017cszy \u017c\u0105dany czas trwania impulsu w stanie wysokim, tym wi\u0119ksze warto\u015bci element\u00f3w R1 i C1 nale\u017cy dobra\u0107.\n<\/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-0b9446f elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"0b9446f\" 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-db240dd\" data-id=\"db240dd\" 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-b0731ac elementor-widget elementor-widget-image\" data-id=\"b0731ac\" 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 loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"233\" src=\"https:\/\/botland.com.pl\/blog\/wp-content\/uploads\/2022\/04\/botl-blg-3.jpg\" class=\"attachment-large size-large wp-image-34122\" alt=\"\" \/>\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\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-cca44f3 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"cca44f3\" 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-b98df1a\" data-id=\"b98df1a\" 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-75159c0 elementor-widget elementor-widget-text-editor\" data-id=\"75159c0\" 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>Rys. 3 &#8211; timer NE555 jako generator monostabilny<\/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-1142fc7 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"1142fc7\" 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-45bcf81\" data-id=\"45bcf81\" 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-217a64e elementor-widget elementor-widget-heading\" data-id=\"217a64e\" 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\">Timer NE555 jako generator astabilny\n<\/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-5a0d814 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"5a0d814\" 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-5c5573b\" data-id=\"5c5573b\" 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-988a053 elementor-widget elementor-widget-text-editor\" data-id=\"988a053\" 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>W trybie generatora astabilnego (rys. 4), uk\u0142ad po\u0142\u0105cze\u0144 element\u00f3w zewn\u0119trznych jest nieco inny ni\u017c dla trybu monostabilnego. W tym trybie wyprowadzenia nr 2 i nr 6 s\u0105 ze sob\u0105 zwarte, co sprawia, \u017ce timer 555 b\u0119dzie generowa\u0142 na pinie nr 3 przebieg okresowy. Cz\u0119stotliwo\u015b\u0107 tego przebiegu b\u0119dzie zale\u017cna od dobranych rezystancji Ra i Rb oraz pojemno\u015bci C, zgodnie z zale\u017cno\u015bci\u0105 (2.1):<\/p><p><img decoding=\"async\" src=\"https:\/\/botland.com.pl\/blog\/wp-content\/uploads\/2023\/01\/2.1btl.png\" \/><\/p><p>W tym trybie, poprzez dobieranie odpowiednich warto\u015bci element\u00f3w mo\u017cemy tak\u017ce zmienia\u0107 wsp\u00f3\u0142czynnik wype\u0142nienia przebiegu na wyj\u015bciu (pinie nr 3), zgodnie z zale\u017cno\u015bci\u0105 (2.2):<\/p><p><img decoding=\"async\" src=\"https:\/\/botland.com.pl\/blog\/wp-content\/uploads\/2023\/01\/2.2Screenshot-1.png\" \/><\/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-d114853 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"d114853\" 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-1421482\" data-id=\"1421482\" 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-bad6cef elementor-widget elementor-widget-image\" data-id=\"bad6cef\" 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 loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"286\" src=\"https:\/\/botland.com.pl\/blog\/wp-content\/uploads\/2022\/04\/botl-blg-4.jpg\" class=\"attachment-large size-large wp-image-34123\" alt=\"\" \/>\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\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-fb5cf02 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"fb5cf02\" 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-927ae18\" data-id=\"927ae18\" 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-7b96662 elementor-widget elementor-widget-text-editor\" data-id=\"7b96662\" 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>Rys. 4 &#8211; timer NE555 jako generator astabilny\n<\/p>\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\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-b968ef7 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"b968ef7\" 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-d965c83\" data-id=\"d965c83\" 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-50f87c6 elementor-widget elementor-widget-heading\" data-id=\"50f87c6\" 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\">Timer NE555 jako przerzutnik bistabilny<\/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-83f55e9 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"83f55e9\" 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-ddf13f8\" data-id=\"ddf13f8\" 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-6e3ac86 elementor-widget elementor-widget-text-editor\" data-id=\"6e3ac86\" 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>Timer 555 ma jeszcze trzeci podstawowy tryb pracy \u2013 przerzutnik bistabilny (rys. 5). W takiej konfiguracji uk\u0142ad mo\u017ce osi\u0105gn\u0105\u0107 dwa stany stabilne na wyj\u015bciu (pin nr 3), tj. stan niski lub stan wysoki. W tym przypadku kondensator obwodu czasowego jest zb\u0119dny. Wystarczy pod\u0142\u0105czy\u0107 dwa prze\u0142\u0105czniki monostabilne, tj. S1 i S2. Kr\u00f3tkie naci\u015bni\u0119cie przycisku S1 powoduje podanie stanu niskiego na pin nr 2 i trwa\u0142e przerzucenie pinu nr 3 w stan niski. Natomiast kr\u00f3tkie naci\u015bni\u0119cie przycisku S2 spowoduje podanie stanu niskiego na pin nr 4 i trwa\u0142e przerzucenie pinu nr 3 w stan wysoki.\n<\/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-bdb219f elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"bdb219f\" 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-b221884\" data-id=\"b221884\" 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-eb3e99c elementor-widget elementor-widget-image\" data-id=\"eb3e99c\" 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 loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"181\" src=\"https:\/\/botland.com.pl\/blog\/wp-content\/uploads\/2022\/04\/botl-blg-5.jpg\" class=\"attachment-large size-large wp-image-34124\" alt=\"\" \/>\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\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-02a0525 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"02a0525\" 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-72e322c\" data-id=\"72e322c\" 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-a226c7a elementor-widget elementor-widget-text-editor\" data-id=\"a226c7a\" 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>Rys. 5 &#8211; timer NE555 jako przerzutnik bistabilny\n<\/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-32b6c4a elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"32b6c4a\" 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-1847ddd\" data-id=\"1847ddd\" 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-ba1da72 elementor-widget elementor-widget-heading\" data-id=\"ba1da72\" 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\">Timer 555 - najwa\u017cniejsze cechy<\/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-507c394 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"507c394\" 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-54ed129\" data-id=\"54ed129\" 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-a1c4ab4 elementor-widget elementor-widget-text-editor\" data-id=\"a1c4ab4\" 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>Prosta implementacja podstawowych konfiguracji to niejedyne zalety timera 555. Warto wyr\u00f3\u017cni\u0107 tak\u017ce szeroki zakres napi\u0119\u0107 zasilania (od +5 V do +15 V) oraz maksymaln\u0105 wydajno\u015b\u0107 pr\u0105dow\u0105 wyj\u015bcia na poziomie 200 mA, co pozwala na wsp\u00f3\u0142prac\u0119 z uk\u0142adami logicznymi TTL. Nale\u017cy tu nadmieni\u0107, \u017ce piny nr 2 i nr 6 s\u0105 ze sob\u0105 kompatybilne pod k\u0105tem poziom\u00f3w logicznych napi\u0119\u0107 prze\u0142\u0105czania pomi\u0119dzy stanem niskim a stanem wysokim. Dobieraj\u0105c odpowiednie elementy zewn\u0119trzne, mo\u017cesz ustawi\u0107 czas dzia\u0142ania timera 555 w trybie monostabilnym nawet do kilkunastu minut, a maksymalna cz\u0119stotliwo\u015b\u0107 przebiegu, jak\u0105 jeste\u015b w stanie uzyska\u0107 na wyj\u015bciu w trybie astabilnym, wynosi nawet 500 kHz. Wsp\u00f3\u0142czynnik wype\u0142nienia mo\u017cna tak\u017ce regulowa\u0107 w czasie rzeczywistym poprzez zast\u0105pienie rezystora potencjometrem. Natomiast stabilno\u015b\u0107 temperaturowa uk\u0142adu NE555 plasuje si\u0119 na poziomie 50 ppm\/\u00b0C.\n<\/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-94a6286 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"94a6286\" 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-2625a8f\" data-id=\"2625a8f\" 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-c076a6e elementor-widget elementor-widget-heading\" data-id=\"c076a6e\" 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\">Timer 555 - przyk\u0142adowe aplikacje<\/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-452c70e elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"452c70e\" 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-c90652f\" data-id=\"c90652f\" 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-41ca559 elementor-widget elementor-widget-text-editor\" data-id=\"41ca559\" 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>\nUk\u0142ad scalony timera 555 jest u\u017cywany w wielu projektach elektronicznych do generowania impuls\u00f3w. Teraz przedstawimy kilka g\u0142\u00f3wnych projekt\u00f3w opartych na uk\u0142adzie scalonym NE555, kt\u00f3re s\u0105 proste i bardzo praktyczne. Projekty te mo\u017cna wykona\u0107 z u\u017cyciem \u0142atwo dost\u0119pnych element\u00f3w dyskretnych.\n<\/p>\n<h3>Timer 555 jako przetwornica napi\u0119cia DC\/DC<\/h3>\n\n\n<p>\nTen projekt uk\u0142adu umo\u017cliwia wytworzenie napi\u0119cia prawie dwukrotnie przewy\u017cszaj\u0105cego napi\u0119cie wej\u015bciowe przy u\u017cyciu zasady mno\u017cnika napi\u0119cia. Na przyk\u0142ad, je\u015bli napi\u0119cie wej\u015bciowe wynosi oko\u0142o 5 V DC, to mo\u017cna uzyska\u0107 na wyj\u015bciu napi\u0119cie oko\u0142o 10 V DC. Ten projekt na timerze 555 dzia\u0142a w konfiguracji generatora astabilnego. Kondensatory s\u0105 po\u0142\u0105czone szeregowo i do \u0142adowania tych kondensator\u00f3w zegar NE555 dostarcza impulsy zegarowe. Na\u0142adowane kondensatory zmieniaj\u0105 napi\u0119cie, kt\u00f3re jest r\u00f3wne prawie dwukrotnej warto\u015bci napi\u0119cia wej\u015bciowego. Napi\u0119cie na wyj\u015bciu mo\u017cna zmierzy\u0107 za pomoc\u0105 multimetru.\n<\/p>\n<h3>Timer 555 jako generator sygna\u0142u akustycznego dla alarmu antyw\u0142amaniowego<\/h3>\n\n\n<p>\nTen uk\u0142ad umo\u017cliwia identyfikowanie z\u0142odzieja, kt\u00f3ry rozbija szyb\u0119 w oknie, poprzez uruchomienie alarmu. Projekt zaprojektowany w oparciu o uk\u0142ad timera 555 jest u\u017cywany jako system bezpiecze\u0144stwa. Kiedy dojdzie do przerwania p\u0119tli, uk\u0142ad scalony aktywuje sygnalizator akustyczny, aby da\u0107 ostrze\u017cenie o w\u0142amaniu.\n<\/p>\n<h3>Timer 555 jako prze\u0142\u0105cznik obci\u0105\u017cenia elektrycznego sterowany dotykiem<\/h3>\n\n\n<p>\nTen projekt ma na celu regulowanie obci\u0105\u017cenia przez kr\u00f3tki czas za pomoc\u0105 prze\u0142\u0105cznika dotykowego i uk\u0142adu scalonego timera 555. Tu timer dzia\u0142a w trybie monostabilnym i aktywuje si\u0119 za pomoc\u0105 p\u0142ytki dotykowej pod\u0142\u0105czonej do jego pinu nr 2. Pin nr 3 uk\u0142adu NE555 zapewnia wysoki stan logiczny dla ustalonego przedzia\u0142u czasu, o kt\u00f3rym decyduje sta\u0142a czasowa RC. Stan wysoki na wyj\u015bciu sprawia, \u017ce przeka\u017anik za\u0142\u0105cza obci\u0105\u017cenie na odpowiedni czas, po czym wy\u0142\u0105cza si\u0119 automatycznie.\n<\/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>Jest taki uk\u0142ad scalony, kt\u00f3ry, mimo \u017ce jest produkowany od p\u00f3\u0142 wieku \u2013 nie zestarza\u0142 si\u0119, a jego zakres zastosowa\u0144 jest tak szeroki, \u017ce powsta\u0142o o nim wiele ksi\u0105\u017cek \u2013 poznajcie timer NE555!<\/p>\n","protected":false},"author":21,"featured_media":63171,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[20],"tags":[],"class_list":["post-34117","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-porady"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Uk\u0142ad NE555 - wszystko, co powiniene\u015b wiedzie\u0107 - Botland<\/title>\n<meta name=\"description\" content=\"Timer 555 to jeden z najpopularniejszych uk\u0142ad\u00f3w scalonych w historii elektroniki! 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