note

【初心者向け】Arduino UNO R4でLEDを光らせよう！#1

今回は、Arduino UNO R4を使ってLEDを光らせる方法を解説します。 ELEGOOのLearningキットE3という電子工作キットを使った、初心者でも簡単に遊べるレシピです。 完成品のプログラムも載せているので、安心してください。 ぜひ、最後までチャレンジしてみて ...
makeuseof

What Is Arduino? What Can You Do With It? Explained

James began blogging about technology two decades ago while living in Japan and joined MakeUseOf as a writer in 2010, before quickly ascending the ranks to webmaster, Reviews Editor, and CTO. He ...
GitHub

LED_BUILTIN in variant header file needs to be a define

There was lots of discussion about this several years ago on the Arduino developers lists and the resolution was to always ensure that there is a LED_BUILTIN define so that sketches and libraries ...
GitHub

MattairTech Arduino AVR Core

Only INT pins are supported in this core (PCINT pins are not supported). MT-DB-U4: 1 additional analog pin is available by disconnecting the LED (solder jumper on rev B and higher boards) ...