The pesticides storage tank in spraying drone need indignation on low tank volume. I have digital water sensor which is been places to the bottom of the tank, It will change the logic level 0 or 1 depends on the presence of water.
Can I use any of the AUX pin to read this input and display a mavlink msg or buzzer sound are even a RTL will sound good.
Can somebody help me on the same?
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