Acorn/BBC Master 128 CMOS Battery Pack and Configu
Information about replacing the battery pack and restoring the Master 128's configuration settings.
BBC Master
Technical information on the Master 128 including the memory map, sideways ROMs, private RAM, registers, CMOS RAM allocations, and keyboard table.
BBC Master 128 and Y2000
Details year 2000 bug fixes for the BBC Master.
The Machine Room: BBC Master 128 (Acorn)
Photograph and technical details.
The PCB-Gallery
Photograph of the PCB, along with technical specification.
Y2K Fix ROM for the BBC Master
Description of a ROM based fix for the year 2000 problem suffered by the BBC microcomputer series