Hi Team, I have been trying various attempt without success, and really appreciate your help. I am looking at example 18 and using port 8 as a control to kick start a Relay as attached. The problem is that the current from port 8 will not be able to kick start the Relay. (I think the current is a…

Why is the digitalWrite output low in voltage?

racthree October 7, 2017, 12:31pm 4

I am using the relay cube. my challenge is that the port 8 voltage is not sufficient to turn it on.

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