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DuinoMite: 4×3 Keypad on 1 analog pin
4×3 Keypad on 1 analog pin by dangermouse » Sun May 06, 2012 11:04 pm Continuing on my theme of getting the most out of a single pin as possible(!), here is a very simple way to monitor a 4×3 keypad...
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DuinoMite: Chop off keyboard USB connector and fit PS/2 connector
Chop off keyboard USB connector and fit PS/2 connector by dangermouse » Mon May 07, 2012 2:17 am For a while I've been using a cheap USB keyboard on my Duinomite together with a USB-to-PS/2 adapter....
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