Hello All, I have situation where I am sending a signal from one Arduino to another by simply using a digitalWrite on one end, and digitalRead on the other. I am just using a short jumper wire to connect the two Arduinos, so I am assuming that the resistance is negligible. With 5V and a very low re…

Sourcing Current

system October 23, 2012, 9:01pm 5

Ohh, that makes sense! Thanks for the replies and advice!

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