I have 2 arduinos performing completely different tasks that I want to operate at the same time. I want both of them to receive the same signal from the same USB wire, and I only want one of them to send data back to USB. I figured to do this, all I'd need to do was bridge the RX pins on both ardui…

Combining RX pins

johnwasser April 14, 2012, 12:58am 2

Did you remember to provide a common Ground between the two Arduinos?

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