Technical documentation

BASIC / Firmware / CP/M

• Technical information about Locomotive BASIC

Internal components

• Arnold_V_specs - Arnold V (CPC+) Technical Specification
• AY-3-8912 - Sound chip / keyboard controller
• Cassette data information - Information about the cassette storage system
• CRTC - Video chip
• Gate Array - Custom chip (frequency generation, colors, bank switching)
• I/O Port Summary - map of all known I/O ports of the CPC
• PIO - I/O controller
• Serial interface - how to use the DART and 8253 chips of an Amstrad-compatible serial interface

Hardware extensions

• SYMBiFACE II

Specifications

• Disc formats
• List of file formats
• SGX (SymbOS graphic files)
• VID (SymbOS video files)

Howto's

• Changing the drive belt
• A Guide to running software on a real CPC!