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Digital IO pins

Posted by James Hall on January 9, 2008 at 8:17am

I would like to start a conversation to help me understand how digital IO output works, whats with IO pins being high and low (on and off), how to identify the state of a device when certina pins are and high and low, etc....

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100KM

crystal garris January 10, 2008 at 9:39pm

are you asking how to sense if a pin is hi or low when connected to some sort of voltage sorce say the pulse train from an rc reciever?
problah January 10, 2008 at 8:53am

I may have it backwards, but high and low refer to power being up in voltage or down.

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