Today I completed the expansion board to give me 16 inputs and also 16 outputs but using only 6 IO on the Arduino.
[pe2-image src=”http://lh3.googleusercontent.com/-cz8pBl-VIyI/VVjyTJWn1nI/AAAAAAAAJkY/hePCKcuZyZs/s144-c-o/2015%252520-%2525201.jpg” href=”https://picasaweb.google.com/100446983108465419613/17052015#6149931701916653170″ caption=”Completed circuit board with ribbon cables” type=”image” alt=”2015 – 1″ ]
[pe2-image src=”http://lh3.googleusercontent.com/-lruuBmJaP48/VVjyhFOZF8I/AAAAAAAAJks/cAUXbVc-vIM/s144-c-o/20150517_204512.jpg” href=”https://picasaweb.google.com/100446983108465419613/1705201502#6149931941326559170″ caption=”Soldering leaves a little too be desired, but it tested ok.” type=”image” alt=”20150517_204512.jpg” ]
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