How to use HDMI-CEC on the Raspberry Pi
using the hdmi-cec protocol, you can use the raspberry pi to control the tv in a variety of ways, such as turning on and off, or changing the volume.
Tags : hdmi-cec
What is HDMI-CEC?
cec in hdmi-cec stands for consumer electronics control. this is an optional feature that allows controlling multiple hdmi-connected devices from one remote control (such as tv