You can read the state of a button using Arduino and a few lines of code. The actual state is shown in the Serial Monitor window as 0 or 1, 0 meaning the button is not pressed and 1 that the button is ...

In this quick Arduino tutorial I will explain how you can control a relay using the Arduino Board, one 1K and one 10K resistors, 1 BC547 transistor, one 6V or 12V relay, one 1N4007 diode and a 12V fan ...

今回は前回のLED点灯を押しボタンスイッチで制御します。押しボタンスイッチは、ボタンを押すことであらかじめ決まっているピン同士が接続されます。今回は押しボタンスイッチを押すことで、GND（0V）に接続されたピンとマイコンボードと繋がっている ...

This file implements the QwiicButton class, prototyped in SparkFun_Qwiic_Button.h Development environment specifics: IDE: Arduino 1.8.9 Hardware Platform: Arduino Uno/SparkFun Redboard Qwiic Button ...

* https://arduinointro.com/projects/make-interactive-arduino-projects-using-pushbutton-and-lcd * https://roboticsbackend.com/arduino-push-button-tutorial/ * https ...

While you hopefully don't need one-button access to 911, a desk-mounted panic button is undoubtedly cool, and it makes for a great DIY Arduino project. You'll need a prepaid SIM card, an Arduino, a ...

This tutorial will guide you through the process of building a tachometer around an Arduino. Tachometers are used to measure rotation rate in Revolutions Per Minute ...