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Touch Screen GUIs (Graphic user interfaces) are becoming more ubiquitous than ever. For mass production, MCUs (micrcontrollers) must be used to keep costs down, but it can take a lot of effort to interface an MCU with a graphical LCD. Displaying text requires first creating fonts.  TrueType fonts can be used, but they require additional effort and hardware resources, so typically bitmap fonts are used. To make an attractive user interface also requires support for images (e.g …