This is a reference implementation for hardware for my custom OSD firmware.
See
https://github.com/fishpepper/tinyOSD
or my blog post
https://fishpepper.de/2019/03/11/tinyosd-tinyfinity-a-tiny-opensource-video-tx-with-full-graphic-osd
for more details.
This work is published under the CERN open hardware license v1.2. Feel free to use the design - but make sure to give proper credit and release all modifications under the same license! See LICENSE for details!
THIS COMES WITH NO WARRANTY! BUILD, FLY, AND USE AT YOUR OWN RISK!
Make sure to init the git submodule for the libraries in the kicad_misc directory by calling git submodule init && git submodule update. You will have to use a recent kicad version, i used the commit #efdfaeb when i designed this circuit board. Older versions will probably not work.