New android app for the OpenHD system.
Implements a text-based protocoll for exchange of data and commands between app<->ground pi and (with ground pi as man in the middle ) app<->air pi.
Protocol uses '\n' (newline) and '?' as seperators, neither data or commands must contain these symbols.
Download and install app for free from here: https://play.google.com/store/apps/details?id=com.none.non.openhd
Or install .apk manually: https://github.com/Consti10/Open.HD_AndroidApp2/tree/master/app/release