The 16x2 Character LCDs have their own limitations; they can only display characters of certain dimensions. Graphical LCDs are thus used to display customized characters and images. Graphical LCDs find use in many applications; they are used in video games, mobile phones, lifts, etc. as display units.
Various graphical LCDs are available in the market in different sizes. Here JHD12864E Graphical LCD has been explained. This LCD has a display format of 128x64 dots and has a yellow-green color backlight. Each LCD needs a controller to execute its internal operations. This LCD uses two KS0108 controllers.
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