LiquidCrystal library

Earlier in this book we looked at one way to see the information coming out of the Arduino using both the Serial Monitor and code that uses the Serial library, which we will revisit in the next chapter. We can also use any of a number of different displays to show visual information and even create a simple user interface to provide visual feedback. These displays could include the simple monochrome character LCD that we used in the last chapter, a color graphical LCD, seven-segment and alphanumeric LEDs, and even text overlays for composite video or e-ink displays. Since we can’t cover all of these here, we are going to go back to our character LCD that we used in the last project and look at some of the other things that ...

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