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by darkcape
Fri Mar 15, 2013 7:20 pm
Forum: Interfacing (DSI, CSI, I2C, etc.)
Topic: How to wire a Raspberry Pi to a Sainsmart 5v Relay Board
Replies: 81
Views: 225176

Re: How to wire a Raspberry Pi to a Sainsmart 5v Relay Board

Thanks so much for posting this it is exactly what I was looking for. I do have one question through couldn't all the grounds go through the Raspberry Pi gpio 6? Not an electronic guru by any means but I think this would clean up my bread board a bit. or is it needed because of the TP1 connection? a...

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