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Philipp Oppermann
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blog/content/second-edition/posts/03-vga-text-buffer/index.md
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@@ -13,10 +13,11 @@ The [VGA text mode] is a simple way to print text to the screen. In this post, w
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This blog is openly developed on [Github]. If you have any problems or questions, please open an issue there. You can also leave comments [at the bottom].
This blog is openly developed on [Github]. If you have any problems or questions, please open an issue there. You can also leave comments [at the bottom]. The complete source code for this post can be found [here][post branch].
[Github]: https://github.com/phil-opp/blog_os
[at the bottom]: #comments
[post branch]: https://github.com/phil-opp/blog_os/tree/post-03
## The VGA Text Buffer
To print a character to the screen in VGA text mode, one has to write it to the text buffer of the VGA hardware. The VGA text buffer is a two-dimensional array with typically 25 rows and 80 columns, which is directly rendered to the screen. Each array entry describes a single screen character through the following format: