I found a way to get GPIO 12C and ADC on TV boxes for remote control, I/O etc..

[s-petersen]

On my S805 with stretch I used this:

https://www.adafruit.com/product/4471

with this driver, and Python to be able to use the TV box with python, and GPIO like a Raspberry Pi

https://github.com/nonNoise/PyMCP2221A

i am reading 1 of the i/o pins and writing to 2 I/O pins for a color changing LED for a MP3 jukebox conversion.