VGA Resources: Difference between revisions
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== VGA Resources == |
== VGA Resources == |
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* [[:Category:VGA|This wiki]] |
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* [http://www.google.com/search?hl=en&ie=UTF-8&q=VGA+registers+programming&btnG=Google+Search Google Search "VGA registers programming"], |
* [http://www.google.com/search?hl=en&ie=UTF-8&q=VGA+registers+programming&btnG=Google+Search Google Search "VGA registers programming"], |
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* [http://files.osdev.org/mirrors/geezer/osd/graphics/index.htm OSD: Graphics] From Chris Giese, containing many code snippets. |
* [http://files.osdev.org/mirrors/geezer/osd/graphics/index.htm OSD: Graphics] From Chris Giese, containing many code snippets. |
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Revision as of 15:14, 14 February 2009
VGA Resources
- This wiki
- Google Search "VGA registers programming",
- OSD: Graphics From Chris Giese, containing many code snippets.
- Tutorial on VGA graphics including basis of font and line rendering, palette setting, unchained mode, etc.
Free VGA
- Graphics Registers -- control the way the CPU accesses video RAM.
- Sequencer Registers -- control how video data is sent to the DAC.
- Attribute Controller Registers -- selects the 16 color and 64 color palettes used for EGA/CGA compatibility.
- CRT Controller Registers -- control how the video is output to the display.
- Color Registers -- selects the 256 color palette from the maximum possible colors.
- External Registers -- miscellaneous registers used to control video operation.
SVGA resources
- The VESA home page: http://www.vesa.org
Selected coding tricks
- 90x60 text mode from Chris Giese <geezer@execpc.com>
- Changing text mode font -- this also has code for switching video modes without bios