{"id":7905,"date":"2023-02-09T08:43:45","date_gmt":"2023-02-09T08:43:45","guid":{"rendered":"https:\/\/rjoytek.com\/?p=7905"},"modified":"2024-11-28T06:56:11","modified_gmt":"2024-11-28T06:56:11","slug":"wie-man-lcd-mit-i2c-verbindet","status":"publish","type":"post","link":"https:\/\/rjoytek.com\/de\/wie-man-lcd-mit-i2c-verbindet\/","title":{"rendered":"Wie verbinde ich ein LCD \u00fcber I2C?"},"content":{"rendered":"

Das Anschlie\u00dfen eines LCD-Displays an einen I2C-Bus ist eine einfache und effiziente Methode zur Steuerung der Anzeige, insbesondere bei der Verwendung von Mikrocontrollern mit begrenzten Pin-Ressourcen. Hier ist eine \u00dcbersicht \u00fcber den Anschluss eines LCD-Displays an einen I2C-Bus:<\/p>\n

Stromversorgung anschlie\u00dfen: Verbinden Sie die positiven und negativen Stromversorgungspins des LCDs mit den entsprechenden positiven und negativen Stromversorgungspins des Mikrocontrollers.<\/p>\n

SDA (Daten)- und SCL (Takt)-Leitungen verbinden: Schlie\u00dfen Sie die SDA- und SCL-Leitungen des LCDs an die entsprechenden SDA- und SCL-Pins des Mikrocontrollers an. Diese Leitungen dienen der Kommunikation zwischen dem Mikrocontroller und dem LCD-Display.<\/p>\n

Kontrast-Pin verbinden: Verbinden Sie den Kontrast-Pin des LCDs mit einem Potentiometer oder einem Festwiderstand. Dieser Pin dient zur Einstellung des Kontrasts der Anzeige.<\/p>\n

Hintergrundbeleuchtungspins anschlie\u00dfen: Verbinden Sie die Hintergrundbeleuchtungspins des LCDs mit den positiven und negativen Stromversorgungspins. Die Hintergrundbeleuchtung ist f\u00fcr die Ausleuchtung der Anzeige verantwortlich.<\/p>\n

I2C-Bus initialisieren: In Ihrer Software m\u00fcssen Sie den I2C-Bus auf dem Mikrocontroller initialisieren und die I2C-Adresse des LCD-Displays festlegen.<\/p>\n

Software schreiben: Schreiben Sie abschlie\u00dfend die Software zur Steuerung des LCD-Displays. Sie m\u00fcssen Befehle an das LCD senden, um die Cursorposition festzulegen und Zeichen anzuzeigen.<\/p>\n

Hinweis: Die konkreten Anschl\u00fcsse k\u00f6nnen je nach verwendetem LCD-Display und Mikrocontroller variieren. Konsultieren Sie daher unbedingt die Datenbl\u00e4tter beider Komponenten, um die korrekten Verbindungen sicherzustellen.<\/p>\n

 <\/p>\n

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 <\/p>","protected":false},"excerpt":{"rendered":"

Connecting an LCD display to an I2C bus is a simple and efficient way to control the display, especially when you’re working with microcontrollers with limited pin resources. Here’s an overview of how to connect an LCD display to an I2C bus: Connect the power supply: Connect the positive and […]<\/p>\n","protected":false},"author":3,"featured_media":7906,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[427],"tags":[267],"class_list":["post-7905","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-pcb-basics","tag-how-to-connect-lcd-with-i2c"],"acf":[],"aioseo_notices":[],"aioseo_head":"\n\t\t\n\t\n\t\n\t\n\t\n\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t