It is used to add some visual output to your Arduino projects, you’ll need a display. The graphical LCD has a 128×64 resolution and can be used to display monochrome images, custom texts in different fonts etc. Graphical LCD uses two ports, J41 and J42. By default, we can connect it to J43 (Port D) and J44 (Port A). The switch SW2 should be turned ON to use the Graphical LCD.
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