RetroPieRGB / opt / retropie / configs / all / runcommand-onend.sh

vcgencmd hdmi_timings 320 1 16 30 34 240 1 2 3 22 0 0 0 60 0 6400000 1  > /dev/null
sleep 0.3
tvservice -e "DMT 87" > /dev/null
sleep 0.3
fbset -depth 8 && fbset -depth 16 -xres 320 -yres 240 > /dev/null