Technical documentation
BASIC / Firmware / CP/M
Built-in connectors: pinout
- 2nd disc drive (CPC664, CPC6128, CPC6128+)
- Analogue joystick (CPC Plus only)
- Aux socket (CPC Plus only)
- Cassette recorder
- Digital joystick
- Expansion port
- Floppy
- Monitor
- Printer port
- Stereo sound
- Tape
Hardware extensions
How to's
- Changing the drive belt
- A Guide to running software on a real CPC!
- Modify PC floppy drives to work on a CPC
- Transfering Alkatraz protected tapes and most games!
- Willem Programmer - how to program eproms using the Willem eprom programmer.
- Guide on how to connect a 3.5" drive to a CPC6128/664
- Powering a CPC 6128 from a Sinclar Spectrum +3 PSU
- TV SCART cable
Internal components
- 8255 - PIO - I/O controller
- 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
- Power Supply for CPC and CPC plus
- Serial interface - how to use the DART and 8253 chips of an Amstrad-compatible serial interface
Service Manuals
Look at here :