Quote:
Originally Posted by whytheheckme
'Power Passive'....
Say I have a bunch of 12V devices on my OI... And going between the device and ground I have a little 5V $2.79 RadioShack relay. Can I use the output pins on Port 3 to allow power though to the 12V devices? No (Very, very, very, very little) power is being consumed, the relays are simply getting a signal to allow power through.
Is this legal?
Jacob
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No. There are two relevant postings on FIRST's Q&A forum.
See
this one and
this one.
If they won't allow an opto-coupler, they aren't going to allow a relay.