The basic 16×2 LCD is an extremely popular component that ... Even four wires is too many? In that case, you might be interested in this hack from [Vinod] which shows how you can drive the ...
The 16×2 LCD display is a classic in the microcontroller world, and for good reason. Add a couple of wires, download a library, mash out a few lines of code, and your project has a user interface.
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