Melody library for Arduino Arduino library created for convenient playing of melodies through a small piezo buzzer or speaker. Instructions: Create a folder in your Arduino libraries folder called ...

Example code for creating musical New Year effects with Arduino and a piezo buzzer. #define NOTE_C4 262 #define NOTE_D4 294 #define NOTE_E4 330 #define NOTE_G4 392 #define NOTE_A4 440 #define NOTE_B4 ...

Our schematic consists on 3 elements which are: Photoresistor (LDR), Piezo Buzzer, 1 – 10 kΩ. The LDR can be connected any way you want because doesn’t have polarity. For resistance you can use from 1 ...

The microcontroller on the Arduino Nano board is ATmega328p. if you don’t have an Arduino Nano, you can also use Arduino Uno or Arduino Maga. Arduino Nano A Piezo Buzzer is an audio signaling device ...