Map RC channel to control relay 1 and 2

Quick question,

Anybody  care to explain how to control relay 1 and 2 by transmitter using rx channels ?

I am currently using apm plane 3.6 for aerial mapping.

To control the camera -a5100- I use aux1 and aux3 as relay 1 and 2 respectively.

Relay 1 trigg

Read more…