Chord Keypad
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Interfacing a Chord Keypad to Papilio Duo FPGA Board
Chorded keyboards are useful tools used to enter characters or commands formed by pressing several keys together. They are a bit like a piano. In the great blog post from Sustburbia, we will see how to efficiently connect one with an FPGA board, especially the Papilio DUO. The keypad is loosely based on the Microwriter – an early UK designed portable…
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