Do I need to include a current limit resistor in series with LED's or is this managed onboard?
Cheers,
Stu
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Do I need to include a current limit resistor in series with LED's or is this managed onboard?
Cheers,
Stu
You need to be a member of FOXTEAM UAV CLAN to add comments!
Replies
Exactly. ULN is switched to Earth, so you can power your leds with whatever voltage you need.
I use LEDs and Buzzer with a 4S with no problem.
Emile
Brill, Cheers Emile!
Stu
or is uln2003 a switched earth arrangement? and I supply plus to led and attach led to wire on board?