Chapter 7. Liquid Crystal Displays

In this chapter you will

  • Use character LCD modules to display text and numeric data

  • Create custom characters to display on character LCD modules

  • Use large graphic LCD modules to display text and data

  • Create a temperature history graphing thermometer display

For some projects, you’ll want to display information to the user somewhere other than a desktop computer monitor. One of the easiest and most versatile ways to display information is with a liquid crystal display (LCD) module and your Arduino. You can display text, custom characters, numeric data using a character LCD module, and graphics with a graphic LCD module.

Character LCD Modules

LCD modules that display characters such as text and numbers are the most inexpensive ...

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