Introduction: Raspberry Pi Buzzer (Controlled Via Web Browser)
What you'll be building
This tutorial teaches you how to turn an active buzzer that emits a high-frequency sound on and off via the internet.
Raspberry Pi connected to the internet
Circuit materials: active buzzer, breadboard, wires
Step 1: Set Up the Circuit
Connect the active buzzer to GPIO pin 4.
Step 2: Run LimitOS on the Raspberry Pi
LimitOS runs alongside your existing operating system, and can be run via:
curl -sS https://limitos.com/run | bash
Follow the on-screen instructions to register the device afterwards.
Step 3: Set Up the Device on the LimitOS Website
After registering your device, you'll be on the LimitOS website at https://limitos.com . From there, go to your device by clicking "My Devices" and selecting your device. Then add pin 4 as a digital output, and you can then click the "on" or "off" buttons on the website to turn the buzzer on or off.