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Originally Posted by HolyOne207
if i dont hook up the ttl port and the pwm cord to the rc controller then i dont get any pwer, why is this?
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The camera draws power through the cable connected to the RC pwm output.
The PWM output power is only supplied by the small backup battery attached to the RC.
Only the center red wire of the PWM cable is actually used. The camera doesn't care what the PWM is set to in the code.