Note : Emu42 requires ROM images from corresponding calculator in order to run. Emu42 does not come with ROM images and will not do so until Hewlett Packard changes its copyright policy.

Emu42 is published under the GNU Public License. The PC version is running on all Win32 platforms and the Mobile version is running on all ARM CPU based Pocket PC 2002 and Pocket PC 2003 versions. Since March 2005, Emu42 for Pocket PC also supports VGA resolution!

Windows installer

• Emu42v103Setup.exe (1981KB) - Installer for the Windows version of Emu42 v1.03, complete with KML scripts, tools and source code.^UPDATED
  
  (For alternative KML files see hp42sgrey below or check out Mike's Pioneer page.)

Binaries

• e42b103 (114KB) - The executable package of Emu42 for Win32 v1.03 (Intel platform) without KML files.
• e42mb102 (43KB) - The executable package of Emu42 for Pocket PC 2002 and 2003 v1.02 (ARM platform) without KML files.

Source Code

• e42s103 (116KB) - The sources of Emu42 for Win32 v1.03 (optional).
• e42ms102 (79KB) - The sources of Emu42 for Pocket PC 2002 and 2003 v1.02 (optional).

KML files for Windows

• skn42s (380KB) - HP42S KML script for 800x600 and 1024x768 display resolution without the ROM image.
  
• ehrling42s (314KB) - Alternative HP42S KML scripts for 800x600 and 1024x768 display resolution without the ROM image.
  
• hp42sgrey (8KB) - Alternative HP42S KML script by Ton van de Burgt in a style similar to the default faceplate for Emu48 by Sebastian Carlier. Without the ROM image.
  
• skn28s (373KB) - HP28S KML script for 800x600 and 1024x768 display resolution without the ROM image.
  
• skn27s (450KB) - HP27S KML scripts for 800x600 and 1024x768 display resolution without the ROM image.
  
• skn17b2 (151KB) - HP17BII KML script for 800x600 and 1024x768 display resolution without the ROM image.
  
• skn17b (365KB) - HP17B KML script for 800x600 and 1024x768 display resolution without the ROM image.
  

KML files for Pocket PC

• skn42sm (202KB) - HP42S KML scripts for Pocket PC 240x320 without the ROM image.
  
• skn42smv (95KB) - HP42S KML scripts for Pocket PC in VGA resolution, 480x640 portrait orientation, without the ROM image.^NEW
  
• skn28sm (107KB) - HP28S KML script for Pocket PC 240x320 without the ROM image.
  
• skn27sm (116KB) - HP27S KML script for Pocket PC 240x320 without the ROM image.
  
• skn17b2m (94KB) - HP17BII KML script for Pocket PC 240x320 without the ROM image. 
• skn17bm (93KB) - HP17B KML script for Pocket PC 240x320 without the ROM image. 

Tools

• mke42 (23KB) - Command line tool to create Emu42 state files allowing a very flexible memory layout for testing purpose. Source code included. 
  
• dde48 (17KB) - Command line program to transfer a HP object file into Emu28/42/48. This program is especially made for developers which are using a customable editor and want to transfer the output file easily to the emulator and for developers which want to add the interface into own applications. Source code included. 
  
• lewiscrc (18KB) - A small tool for checking the CRC's in the ROM image (optional). Source code included. 
  
• cpromupl (51KB) - A collection of tools for uploading the necessary ROM images very quickly comparing to other methods. Necessary hardware: The calculator with the ROM you want and a HP48 with merged RAM card (the necessary free size of memory depends on the size of the ROM image you want to upload) as receiver. Further details inside.
  
• suprom28 (10KB) - ROM entry point list of the HP28S rev. 2BB ROM. This entry point list base on Jean-Francois Garnier one with many additions.
• mac2txt (8KB) - A macro file converter for converting macro into text files and vice versa.
• mk17mac.zip (30KB) - A package for converting formulas in text form into keyboard macro files (useful for the solver of the HP17B, HP17BII and HP27S calculators)