{"id":9237,"date":"2025-12-05T11:30:11","date_gmt":"2025-12-05T11:30:11","guid":{"rendered":"https:\/\/www.diyipcb.com\/?post_type=product&#038;p=9237"},"modified":"2026-09-27T15:06:05","modified_gmt":"2026-09-27T15:06:05","slug":"leonardo-r3-microcontroller-atmega32u4-development-board-with-usb-cable-compatible-for-arduino-diy-starter-kit","status":"publish","type":"product","link":"https:\/\/www.diyipcb.com\/de\/produkt\/leonardo-r3-microcontroller-atmega32u4-development-board-with-usb-cable-compatible-for-arduino-diy-starter-kit\/","title":{"rendered":"Leonardo R3 Mikrocontroller Atmega32u4 Entwicklungsboard mit USB-Kabel, kompatibel mit Arduino DIY Starter Kit"},"content":{"rendered":"<p>Arduino Leonardo ist ein Mikrocontroller-Board, das auf dem ATmega32u4 basiert. Es verf\u00fcgt \u00fcber 20 digitale Ein-\/Ausgangspins (7 f\u00fcr PWM-Ausgang und 12 f\u00fcr analogen Eingang), einen 16-MHz-Quarzoszillator, eine Micro-USB-Schnittstelle, eine DC-Schnittstelle, eine ICSP-Schnittstelle und einen Reset-Knopf.<\/p>\n<p>Leonardo unterscheidet sich von allen bisherigen Arduino-Controllern dadurch, dass er die USB-Kommunikationsfunktion des ATmega32u4 direkt nutzt und den USB-zu-UART-Chip \u00fcberfl\u00fcssig macht. Dadurch kann Leonardo nicht nur als virtueller serieller (CDC-)\/COM-Port fungieren, sondern sich auch als Maus oder Tastatur an einen Computer anschlie\u00dfen.<\/p>\n<p><img decoding=\"async\" data-no-lazy=\"1\" loading=\"lazy\" src=\"https:\/\/www.diyipcb.com\/wp-content\/uploads\/module-store-import\/2025\/description_images\/renamed_description_images_filtered\/leonardor3_1.jpg\" \/><\/p>\n<p>Produktparameter:<\/p>\n<p>Mikrocontroller ATmega32u4<\/p>\n<p>Betriebsspannung 5 V<\/p>\n<p>Eingangsspannung DC 7V-12V<\/p>\n<p>Digitaler I\/O-Pin 20<\/p>\n<p>PWM-Kanal 7<\/p>\n<p>Analoger Eingangskanal 12<\/p>\n<p>Jeder Ein-\/Ausgang hat eine Gleichstromausgangskapazit\u00e4t von 40 mA.<\/p>\n<p>3,3-V-Anschluss, Ausgangskapazit\u00e4t 50 mA<\/p>\n<p>Flash-Speicher 32 KB (ATmega32u4), davon werden 4 KB vom Bootloader verwendet<\/p>\n<p>SRAM 2,5 KB (ATmega32u4)<\/p>\n<p>EEPROM 1 KB (ATmega32u4)<\/p>\n<p>Taktfrequenz 16 MHz<\/p>\n<p><img decoding=\"async\" data-no-lazy=\"1\" loading=\"lazy\" src=\"https:\/\/www.diyipcb.com\/wp-content\/uploads\/module-store-import\/2025\/description_images\/renamed_description_images_filtered\/leonardor3_2.jpg\" \/><img decoding=\"async\" data-no-lazy=\"1\" loading=\"lazy\" src=\"https:\/\/www.diyipcb.com\/wp-content\/uploads\/module-store-import\/2025\/description_images\/renamed_description_images_filtered\/leonardor3_3.jpg\" \/><\/p>\n<p><span style=\"font-size: 18px;\">Besondere Aufmerksamkeit:<\/span><\/p>\n<p>Liegt die Spannung unter 7 V, liefert der 5-V-Pin weniger als 5 V, wodurch die Steuerplatine instabil werden kann. Bei Verwendung eines Spannungsreglers mit einer Spannung \u00fcber 12 V besteht \u00dcberhitzungsgefahr. Vermeiden Sie h\u00e4ufiges Ein- und Ausstecken im laufenden Betrieb und schlie\u00dfen Sie keine Lasten an, da dies die Platine besch\u00e4digen kann.<\/p>\n<p><img decoding=\"async\" data-no-lazy=\"1\" loading=\"lazy\" src=\"https:\/\/www.diyipcb.com\/wp-content\/uploads\/module-store-import\/2025\/description_images\/renamed_description_images_filtered\/leonardor3_4.jpg\" \/><img decoding=\"async\" data-no-lazy=\"1\" loading=\"lazy\" src=\"https:\/\/www.diyipcb.com\/wp-content\/uploads\/module-store-import\/2025\/description_images\/renamed_description_images_filtered\/leonardor3_5.jpg\" \/><img decoding=\"async\" data-no-lazy=\"1\" loading=\"lazy\" src=\"https:\/\/www.diyipcb.com\/wp-content\/uploads\/module-store-import\/2025\/description_images\/renamed_description_images_filtered\/leonardor3_6.jpg\" \/><\/p>\n<div class=\"simg-pop-btn\" style=\"top: 158px; left: 14px; display: none;\"><\/div>\n<div class=\"simg-pop-btn\" style=\"top: 1500.22px; left: 14px; display: none;\"><\/div>\n<div class=\"simg-pop-btn\" style=\"top: 2652.67px; left: 14px; display: none;\"><\/div>\n<div class=\"simg-pop-btn\" style=\"top: 2652.67px; left: 14px; display: none;\"><\/div>\n<div class=\"simg-pop-btn\" style=\"top: 3458.89px; left: 14px; display: none;\"><\/div>\n<div class=\"simg-pop-btn\" style=\"top: 4265.11px; left: 14px; display: none;\" data-hover=\"0\"><\/div>\n<div class=\"simg-pop-btn\" style=\"top: 2187.44px; left: 14px; display: none;\"><\/div>\n<section class=\"module-customization\">\n<h3>Produktanpassung<\/h3>\n<p>Wir unterst\u00fctzen Dienstleistungen zur Produktindividualisierung. <a href=\"https:\/\/www.diyipcb.com\/de\/contact-us\/\">Kontaktieren Sie uns<\/a> um Ihre Anforderungen zu besprechen.<\/p>\n<\/section>","protected":false},"excerpt":{"rendered":"<p>Arduino Leonardo is a microcontroller board based on ATmega32u4. It has 20 digital input\/output pins (7 for PWM output and 12 for analog input), a 16 MHz crystal oscillator, a Micro USB interface, a DC interface, an ICSP interface, and a reset button. Leonardo is different from all previous Arduino controllers in that he directly&#8230;<\/p>","protected":false},"featured_media":5372,"comment_status":"open","ping_status":"closed","template":"","meta":{"_kad_post_transparent":"","_kad_post_title":"","_kad_post_layout":"","_kad_post_sidebar_id":"","_kad_post_content_style":"","_kad_post_vertical_padding":"","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"_kad_post_classname":""},"product_brand":[],"product_cat":[95,94,2098],"product_tag":[],"class_list":["post-9237","product","type-product","status-publish","has-post-thumbnail","product_cat-development-boards","product_cat-electronic-modules","product_cat-prototyping","first","instock","shipping-taxable","purchasable","product-type-simple","entry","content-bg","loop-entry"],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.diyipcb.com\/de\/wp-json\/wp\/v2\/product\/9237","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.diyipcb.com\/de\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/www.diyipcb.com\/de\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/www.diyipcb.com\/de\/wp-json\/wp\/v2\/comments?post=9237"}],"version-history":[{"count":0,"href":"https:\/\/www.diyipcb.com\/de\/wp-json\/wp\/v2\/product\/9237\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.diyipcb.com\/de\/wp-json\/wp\/v2\/media\/5372"}],"wp:attachment":[{"href":"https:\/\/www.diyipcb.com\/de\/wp-json\/wp\/v2\/media?parent=9237"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/www.diyipcb.com\/de\/wp-json\/wp\/v2\/product_brand?post=9237"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/www.diyipcb.com\/de\/wp-json\/wp\/v2\/product_cat?post=9237"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/www.diyipcb.com\/de\/wp-json\/wp\/v2\/product_tag?post=9237"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}