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Keypad Scanning Hardware/Firmware

, 14 Jan 2011 CPOL
Scan any size switch matrix using 5 general purpose I/O ports.

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This article, along with any associated source code and files, is licensed under The Code Project Open License (CPOL)

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About the Author

Mike Hankey
Retired
United States United States
I'm old and I have nothing more to say!

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