Buzzer with PIC18F4520 Starter Board


In this tutorial we will see how to interface a switch and buzzer with PIC18F4520 starter board.
Starter PIC board comes with on board switch connected to PORTD2 which will be used to control the buzzer.

Steps

  1. Configure the PORT D0 as output to control the buzzer.
  2. Configure the PORT D2 as input to read the switch status..
  3. Read the switch status.
  4. ON/OFF the Buzzer as per switch status.

Code

Demo

Pic16f877a buzzer.gif

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