Spectrum 128K Rom Disassemblies — updated 9th September 2009

This is a commented disassembly of the Spectrum 128K ROMs (the "Editor" ROM), now including the +2 ROMs, including French and Spanish versions. Available as a ZIPped, assemblable TASM file, and auto-generated HTML and PDF versions.

Thanks to Andrew Owen, Geoff Wearmouth, Rui Tunes, Paul Farrow for contributions.

Recent changes:

• A minor correction to the description of bytes sent over the MIDI port
• A new diagram replacing ASCII art for register 13
• Allocates a purpose to the last routine that needed a title

Mail me with comments