Introduction
This page consolidates all of the ROM and Z-80 related areas of the site, in an effort to bring some more organization and order to the chaos.
ROMs Compared / Checksums
These pages will show the checksums of the various ROMs and identify what version / model they correspond to. The pages also include links on how to check your own ROM CRC.
ROMs Disassembled
These pages disassemble the ROMs and attempt to provide detailed information as to what each line does.
- Model I Level 1 ROM
- Model I Level II ROM – 0000H-0FFFFH / 1001H-2002H / 2003H-2FFFH
- Model III ROMs
- Unreleased Frank Durda IV Model III ROM C Explained. NOTE: THere are some errors on this page. I recommend looking at the NEXT entry, the XDROM, instead.
- XDROM – Model 4 ROM C Replacement by Frank Durda Explained
- Model 4P Boot ROM
- Network 4 Transporter ROM
ROM Addresses, Tips, and Tricks
- Addresses
- Entry Points to Level II Routines
- Input/Output and Misc Routines
- Math Routines
- Vectors (RST’s and Disk BASIC)
Z-80