S video connector
Button.py is enables by a systemMD service called capture-video
sudo apt-get install lua5.1 liblua5.1-0-dev lua-socket luarocks i2c-tools
sudo luarocks install luasocket
sudo luarocks install lua-periphery
sudo luarocks install bit32
sudo apt install exfat-fuse exfatprogs python3
pip3 install gpizero
sudo apt-get install usbmount
#<https://pi3g.com/enabling-and-checking-i2c-on-the-raspberry-pi-using-the-command-line-for-your-own-scripts/>
sudo raspi-config nonint do_i2c 0
sudo raspi-config nonint get_i2c
#0 = enabled
dtoverlay=adv728x-m,adv7280m=1,addr0x21
or
dtoverlay=adv728x-m,adv7280m=1,addr=0x20
or
dtoverlay=adv728x-m,adv7280m=1
gpu_mem=256
sudo i2cdetect -y 10
#should show 21 or a bunch of UU