In this video we use the Raspberry Pi GPIO to display 10 LEDs representing callers in an Asterisk PBX Queue. We use Python to setup the GPIO and turn on and off the LEDs by connecting to Asterisk Manager Interface (AMI). The result is an LED array that displays all the callers in your queue!
Git URL: https://github.com/InnovateAsterisk/Asterisk-LED.git
Raspberry Pi Web Site: https://raspberrypi.org