ok my case fell and now my keyboard connector is broken. To make a long story short: I had to open the wire. FOUR smaller wires were in it:<BR>a RED one<BR>a TEAL one<BR>a WHITE one<BR>a YELLOW ...
You can use a microcontroller that includes an ADC to design a two-wire-plus-ground keyboard interface. For example, you can use a resistive voltage divider to identify a pressed key (Reference 1). A ...
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