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Membrane 3x4 Matrix Keypad + extras
Guides
Membrane 3x4 Matrix Keypad + extras
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Biometric Lock Box
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Your browser does not support the video tag. This links to the guide Grand Central Soundboard in Ten Minutes.
Grand Central Soundboard in Ten Minutes
By
Anne Barela
12
Keypad and Matrix Scanning in CircuitPython
By
Dan Halbert
55
Adafruit TCA8418 Keypad Matrix and GPIO Expander...
By
Liz Clark
11
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