AUDIVO Audio and Video Solutions
Multi Room Audio HiFi Streaming User Interface RF and Wireless MP3 Solutions Custom Development Company
The HDMI-ARC module connects to a TV via HDMI cable to get the audio signal and the volume are changed by the remote control of the TV. The module is automatically detected by the TV (for HDMI 1.3) and the TV will send the volume commands to the module, which will pass it through to a host uC in an audio device (e.g. streamer, amplifier etc.).
The audio signal sent to a host device in S/P-DIF or I2S format. The CEC information is sent to a host uC via I2C.