This app is for Android Wear OS watches, currently it can send auto pilot commands to the ST Wireless project . THis allows your smart watch to control Raymarine Seatalk Autopilots. It will integrate with NMEA 2000 + NMEA 0183 in future projects
Sign up for beta testing , email your google play email address to admin@nauti-control.com to get added to testers list then use the following link on Google Play Store and to download APK onto watch.
Play Store
Visit main ST Wireless project for hardware design https://github.com/nauti-control/STWirelessRemote
It is written in .Net 8 for Android. You should be able to see how the bluetooth notificatons work and commands for remote to be able to create your own for other devices.
https://www.nauti-control.com/