HP 42S Emulator
Unlike most other HP calculator emulators, Free42 HP 42S Emulator requires no ROM images to work; Thomas Okken re-wrote all of the HP-42S functionality from scratch, and he is making this code available to the general public.
By Thomas Okken
04-11-2004: version 1.0 (first public release)
Latest release: 1.1.14
Download from cached archive at media.educalc.net (Small File Size = 1 MB).