How does graphical LCD wg12864a work?

The WG12864A is a graphical LCD module that operates using a controller, typically the KS0108 or equivalent, to manage the display of graphics and text. It features a 128x64 pixel resolution, allowing it to render images and characters on a dot matrix grid. The module communicates with microcontrollers via parallel or serial interfaces, where data is sent to control pixel states and display content. It utilizes a backlight for improved visibility in low-light conditions and requires appropriate voltage levels for operation, typically 5V.