The Arduino Piano Player allows users to press push-buttons and generate musical notes using a buzzer. It demonstrates how input pins, tone generation, and loop logic work in microcontrollers ...

Project Components: Arduino Uno, 16x2 I2C LCD display, Push button, Breadboard and jumper wires. Circuit Description: The push button is connected to digital pin 2 of the Arduino. The other leg of the ...

An MQ-3 sensor is connected to an Arduino Uno board which processes the data from the sensor and triggers appropriate responses depending on the alcohol concentration level. The integration of a ...