Turbo Pascal 3 [exclusive]

Version 3.0 acted as a bridge between the raw hardware days of the early 1980s and the sophisticated software environments of the 1990s. It paved the way for Turbo Pascal 4.0 (which introduced the Unit concept and .EXE production) and eventually Delphi (Object Pascal).

To access video memory (at $B800:0000 for color VGA), you would write: turbo pascal 3