Category: Electronics Projects

Buzzer Interfacing

Buzzer Interfacing with 8051 Controller

In this article, we will discuss about how to simply Interface Buzzer with 8051 (AT89c51) controller.  What is Buzzer? A buzzer or beeper is an audio signaling device, which may be mechanical, electromechanical, or piezoelectric (piezo for short). Buzzer is...