A Realization Method of Graphic-Text-Video Mixed Display Driver
A display driver and video mixing technology, applied to static indicators, instruments, etc., can solve problems such as interference, long development cycle, high development cost, etc., and achieve the effect of improving stability, reducing complexity, and reducing memory requirements
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[0027] The technical solutions of the present invention will be described in detail below in conjunction with the accompanying drawings, but the protection scope of the present invention is not limited to the embodiments.
[0028] The video decoding data can be obtained by a common decoding chip, and the memory includes but not limited to SRAM or SDRAM, and its different forms and combinations do not limit the present invention.
[0029] The overall implementation method of the graphics, text and video mixed display driver implemented by the present invention is as follows: figure 1 . The external controller 101 is used to send control instructions to the graphic-text-video mixed display driver implemented in the present invention, including display mode selection, graphic-text writing mode selection, coordinate point address to be displayed and RGB color data setting. The video data 102 is obtained by the video decoding chip, including 24bitRGB data and line and field synchr...
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