Re: Keypad for Raduino...?
Arv Evans
n2vdy That 1509 IO system from SparkFun looks interesting. I have saved the data and will keep it in mind for possible future use. Thanks for the info. Arv _._
On Mon, Jun 25, 2018 at 1:30 PM n2vdy via Groups.Io <n2vdy=yahoo.com@groups.io> wrote: I like the idea of the resistor matrix. I might have copied it if I hadn't gone a different way already.
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