A page from Peter Norton's book on how to read one character from the keyboard using an INT21 call

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   Ian Grant (ianangrant@mastodon.social)'s status on Friday, 08-Sep-2023 20:47:10 JST Ian Grant

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   @freedosproject Here's a brief introduction to IBM PC Assembly language programming using just the built-in DEBUG command. All this works on FreeDOS out of the box: https://youtu.be/uBIqEDibzBg
   See Peter Norton's Assembly Language book on internet archive: https://archive.org/details/peternortonsasse00nort Crucial for games programming: reading the keypresses: