{"id":257,"date":"2024-08-18T01:58:17","date_gmt":"2024-08-17T18:58:17","guid":{"rendered":"http:\/\/www.tneutron.net\/mikro\/?p=257"},"modified":"2024-08-13T07:55:54","modified_gmt":"2024-08-13T00:55:54","slug":"antarmuka-mikrokontroler-dengan-led-dan-rele","status":"publish","type":"post","link":"https:\/\/www.tneutron.net\/mikro\/antarmuka-mikrokontroler-dengan-led-dan-rele\/","title":{"rendered":"Antarmuka Mikrokontroler Dengan LED dan Rele"},"content":{"rendered":"<p><strong>Menghubungkan port parallel dengan LED<\/strong><br \/>\nKonfigurasi secara umum untuk menghubungkan sebuah LED ke sebuah mikrokontroler adalah seperti ditunjukan pada gambar 1.21 (a) LED menyala ketika pin mikrokontroler diberi sinya LOW dan akan mati ketika pada pin mikrokontroler adalah HIGH. Tahanan yang terpasang pada angkaian digunakan untuk membatasi arus yang mengalir melalui LED.<br \/>\nNilai tahanan ditentukan berdasarkan persamaan<br \/>\nR = (VCC \u2013 VLED)\/I<\/p>\n<p>Dimana VLED adalah tegangan di LED dan I arus yang mengalir melalui LED.<br \/>\nPada umumnya VLED dan I adalah 1,5 V dan 20 mA. Jika kemampuan sumber arus mikrokontroler cukup untuk mengendalikan secara langsung LED, maka LED dihubungkan ke mikrokontroler seperti ditunjukan pada gambar 1.21 (b). LED dalam hal ini akan menyala jika pin dari mikrokontroler adalah HIGH.<\/p>\n<p><a href=\"http:\/\/www.tneutron.net\/mikro\/wp-content\/uploads\/sites\/5\/2015\/08\/image5.png\"><img loading=\"lazy\" decoding=\"async\" style=\"background-image: none; padding-left: 0px; padding-right: 0px; display: inline; padding-top: 0px; border-width: 0px;\" title=\"image\" src=\"http:\/\/www.tneutron.net\/mikro\/wp-content\/uploads\/sites\/5\/2015\/08\/image_thumb5.png\" alt=\"image\" width=\"181\" height=\"188\" border=\"0\" \/><\/a><\/p>\n<p>Gambar 21 (a) Aktif Low<\/p>\n<p>&nbsp;<\/p>\n<p><a href=\"http:\/\/www.tneutron.net\/mikro\/wp-content\/uploads\/sites\/5\/2015\/08\/image8.png\"><img loading=\"lazy\" decoding=\"async\" style=\"background-image: none; padding-left: 0px; padding-right: 0px; display: inline; padding-top: 0px; border-width: 0px;\" title=\"image\" src=\"http:\/\/www.tneutron.net\/mikro\/wp-content\/uploads\/sites\/5\/2015\/08\/image_thumb10.png\" alt=\"image\" width=\"180\" height=\"222\" border=\"0\" \/><\/a><\/p>\n<p>Gambar 22 (b) Aktif High<\/p>\n<p><strong>Antarmuka dengan Rele<\/strong><br \/>\nGambar 1.22 menunjukan diagram hubungan untuk antarmuka rele dengan mikrokontroler. Transistor NPN digunakan untuk menyediakan arus yang diinginkan ke kumparan rele karena mikrokontroler tidak dapat secara langsung dihubungkan ke pin mikrokontroler. Ketika pin mikrokontroler di set HIGH transistor akan ON, kemudian arus mengalir melalui kumparan dan kontak akan tertutup. Ketika pin mikrokontroler adalah LOW, transistor OFF dan arus induktor sekarang mengalir melalui dioda akan turun menjadi nol dan kontak akan terbuka.<\/p>\n<p><a href=\"http:\/\/www.tneutron.net\/mikro\/wp-content\/uploads\/sites\/5\/2015\/08\/image12.png\"><img loading=\"lazy\" decoding=\"async\" style=\"background-image: none; padding-left: 0px; padding-right: 0px; display: inline; padding-top: 0px; border-width: 0px;\" title=\"image\" src=\"http:\/\/www.tneutron.net\/mikro\/wp-content\/uploads\/sites\/5\/2015\/08\/image_thumb11.png\" alt=\"image\" width=\"253\" height=\"192\" border=\"0\" \/><\/a><\/p>\n<p>Gambar 23 Antarmuka rele dengan mikrokontroler<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Menghubungkan port parallel dengan LED Konfigurasi secara umum untuk menghubungkan sebuah LED ke sebuah mikrokontroler adalah seperti ditunjukan pada gambar<\/p>\n","protected":false},"author":1,"featured_media":256,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"colormag_page_container_layout":"default_layout","colormag_page_sidebar_layout":"default_layout","footnotes":""},"categories":[174],"tags":[248,254,250,253,251,247,257,256,255,249,252],"class_list":["post-257","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-merancang-rangkaian-kontrol","tag-antarmuka-mikrokontroler","tag-antarmuka-mikrokontroler-dengan-delphi","tag-antarmuka-mikrokontroler-dengan-keypad","tag-antarmuka-mikrokontroler-dengan-lcd","tag-antarmuka-mikrokontroler-dengan-led","tag-antarmuka-mikrokontroler-dengan-led-dan-rele","tag-antarmuka-mikrokontroler-dengan-motor-dc","tag-antarmuka-mikrokontroler-dengan-penampil-lcd","tag-antarmuka-mikrokontroler-dengan-seven-segmen","tag-antarmuka-mikrokontroler-dengan-seven-segment","tag-antarmuka-mikrokontroler-dengan-toggle-switch"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.9 - 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