This project demonstrates how to control the frequency of a buzzer using push buttons with an Arduino. The buzzer frequency can be increased or decreased by pressing the respective buttons. The code ...

*This is a very basic example which will help you to understand how buzzer can be operated by a push button using arduino uno. *for more detail about this project ...

The complete Arduino Piano Project can be built on top of a breadboard ... below Just follow the circuit diagram and connect the wires accordingly, the push buttons and buzzer as used with a PCB ...

with one push-button The present circuit is particularly useful where two families share one house, and where therefore two doorbells are a godsend, but where for one reason or another two push- ...

The system consists of an Arduino interfaced with an LCD, SIM900A/800L GSM module, RTC module, buzzer, LED, and push-button switches. It simplifies adherence to a daily meal schedule by providing ...