Pages with technical hints

[Computer picture]
John Elliott:
Microsoft REL file format
BDOS system calls
BIOS: Basic Input Output System
FCB: CP/M File Control Block
GSX: Graphics System eXtension
SCB: System Control Block
XBIOS: Amstrad eXtended BIOS
Disc Parameter Header
Amstrad CP/M disc formats

Z80 [Undocumented Features]
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Last updated: 2015 May 31