Trailers spend time where there is no signal, so plan for that from day one. Keep the readings on the device with their own timestamps and send them when the link is back, or your demo chart will have gaps in exactly the wrong places.
Trailers spend time where there is no signal, so plan for that from day one. Keep the readings on the device with their own timestamps and send them when the link is back, or your demo chart will have gaps in exactly the wrong places.