Does it communicate with the accessories in your camper by Bluetooth or RF?
If Bluetooth you need to set each thing the tablet controls to "discover" one at a time, then set the tablet to "pair" so it finds the item.
I am sorry I can't be more helpful.
Lou and Laura with Bella - German Short Hair Pointer
2008 GMC Sierra 2500HD Crewcab SB Allison Duramax
2010 Flagstaff 8526RLWS - Superglide 3300
HAM CALLSIGN - KC3FFW