Gui updating framebuffer

20-Jun-2017 09:38

The TWR-LCD-RGB module hosts a 4.3" 480 x 272 LCD with a touch panel controlled by an I2C touch controller.The Linux framebuffer driver for the Vybrid LCD controller resides in .This includes X/Unix, Windows 3.1/95/NT and Macintosh, but might also include PDAs, and indeed any device with some form of communications link.

This might seem an inefficient way of drawing arbitrary user interface components.The protocol simply allows a server to update the framebuffer displayed on a viewer.Because it works at the framebuffer level it is potentially applicable to all operating systems, windowing systems and applications.This application note explains how to use the Vybrid on-chip LCD controller in Linux.

gui updating framebuffer-34

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All software tests documented below were performed on the Emcraft VF6 SOM TWR Kit, plugged into the Freescale Tower system with the TWR-LCD-RGB module connected to the Tower backplane.All clients and servers must support this encoding.