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D O C U M E N T A T I O N

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[ FAQs | Books | File Format Specifications | Assembler/Disassemblies | Schematics, Manuals and Technical Documentation | Other Bits | Dedicated Sites ]

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FAQS

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• The World of Spectrum FAQ, maintained by Arjun Nair. [29/01/06]
  
  
• An official mirror of the c.s.s. Spectrum FAQ, [30/11/05]
  Since the FAQ is no longer maintained, for technical details you may want to see the Tech Info wiki. It now contains a significant number of corrections/improvements over the CSS FAQ.
  
  
• An official mirror of the c.s.s. Folklore FAQ, maintained by The Cabal. [13/04/04]
  
  
• An official mirror of the Russian Spectrum Machines FAQ, maintained by Random. [25/10/97]
  
  
• A guide to using the POKEs, by none other than your favorite hacker Gerard Sweeney. [15/04/01]
  
  
• A guide detailing how to create TZX files, by Tony Barnett. [04/12/05]
  A movie of the proces is available as well: lo-fi (4Mb) and hi-fi (29Mb)
  
  
• A guide detailing scanning cassette inlays, by Andy Barker. [18/05/02]
  
  
• A page about Program Transfers between an emulator and a Spectrum or audio cassette.
  
  

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BOOKS

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(Many more books available here)

• The ZX Spectrum on Your PC - Second Edition, by Colin Woodcock.
  A complete, detailed, guide to ZX Spectrum emulation for both starting and advanced users. [21/04/12]
  
  

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FILE FORMAT SPECIFICATIONS

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• The official home location of the TZX Format
  The current version is v1.20 [19/12/06]
  This file is also available zipped up.
  
  
• The PZX Format, maintained by Patrik Rak.
  The current version is v1.0 [28/06/07]
  
  
• The AZX Format, maintained by Mac Buster.
  The current version is v1.03 [26/06/00]
  This file is also available zipped up.
  
  
• The RZX Format, maintained by Ramsoft.
  The current version is v0.13 [02/03/05]
  This file is also available zipped up.
  
  

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ASSEMBLER/DISASSEMBLIES

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• A list with Z80 Instruction Information.
  
  
• A Z80 Table, by Einar Saukas.
  
  
• A disassembly of the Tape Loader in ROM (Taken from 'The Complete Spectrum ROM Disassembly')
  
  
• The Complete Spectrum ROM Disassembly (Melbourne House)
  The entire book is available in both PDF and formatted ASCII format.
  
  
• The Complete Spectrum 128 Disassembly
  by Paul Farrow.
  Includes disassemblies for both ROMs of the Spectrum 128 and Spectrum +2 ROM 0 (UK, Spanish and French), an incomplete disassembly of the Spanish Spectrum 128 ROM 0 and an incomplete disassembly of the +3 ROMs courtesy of Garry Lancaster.
  
  
• Spectrum Shadow ROM Disassembly (Melbourne House)
  Contains the complete disassembly of the ZX Interface 1 ROM.
  
  
• The Complete Opus Discovery ShadowROM v2.2 Disassembly
  by Marcel van Dongen and Martijn van der Heide.
  There also is a WordPerfect 6.0/6.1 conversion.
  Roelof Koning wrote an addendum to address various errors.
  
  
• The Complete DISCiPLE Disassembly
  by Rudy Biesma.
  
  
• The Complete MGT Plus D Disassembly
  by Rudy Biesma.
  
  
• The Incomplete Spectrum ROM Assembly, maintained by Geoff Wearmouth.
  Carries full assembler listings of the ZX Spectrum, ZX80 and ZX81 ROMs.
  Now you can modify the ROM yourself, recompile and test it with your favorite emulator!
  
  
• Introduction to Z80 Assembler, by James Hollidge.
  
  

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SCHEMATICS, MANUALS AND TECHNICAL DOCUMENTATION

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(These are the most requested ones - the complete archive is here and here)

• The ZX Spectrum Issue 2 Board Layout and Schematics
• The ZX Spectrum Issue 3 Board Layout and Schematics
• The ZX Spectrum Issue 3 PCB (bottom)
• The ZX Spectrum Issue 3b Board Layout and Schematics
• The ZX Spectrum Issue 4a Board Layout and Schematics
• The ZX Spectrum Issue 5 Board Layout and Schematics
• The ZX Spectrum Issue 6a Board Layout and Schematics
• The ZX Spectrum 48K Diagram
• The ZX Spectrum 48K Service Manual
• The ZX Spectrum+ Upgrade Instructions
• The Spectrum and Spectrum+ Repair Guide, written by Ian Worsley
• The ZX Spectrum Introduction booklet, also available in PDF format
• The ZX Spectrum BASIC Programming manual
• The ZX Spectrum 128K Manual
• The original technical specification for the ZX Spectrum 128K (1985)
• The ZX Spectrum 128K Technical Manual
• The ZX Spectrum 128 +2 Service Manual
• Instructions on how to convert ZX Spectrum 128 +2 RGB to VGA
• The ZX Spectrum 128 +2a/+3 Schematics
• The ZX Spectrum 128 +2b/+3b Service Manual
• The ZX Spectrum 128 +2b/+3b Amendment Service Manual
• The ZX Spectrum 128 +3 Manual
• The ZX Spectrum 128 +3 Service Manual
• An article "Back to the +3", written by Philip Mulrane, describing an FDC controller that turns the +2a/b into a +3!
• The ZX Interface 1 Schematics
• The ZX Microdrive Schematics
• The Microdrive and Interface 1 Manual
• The ZX Interface 2 Manual
• The ZX Microdrive, Interface 1 and Interface 2 Service Manual
• The ZX Printer Instructions
• A manual to rebuild the ZX Printer's belt.
• The ZX Printer Service Manual
• An article "Reading Sinclair Interface 2 ROMs", written by Philip Mulrane.
• The DISCiPLE Interface Schematics
• The DISCiPLE Interface User Manual
• The MGT Plus D Schematics (part 1 and 2)
• The MGT Plus D Schematics
• The MGT Plus D Users Manual (issue 1 and 2)
• The MGT Plus D Beta Dos Manual
• Details about the Disciple and MGT Plus D PAL ICs, including the source jedec files.
• An article "I can't believe it's not the +D", written by Philip Mulrane, detailing how to make a full Plus D clone yourself.
• The Lifetime Disc Drive Manual
• The Opus Discovery Schematics
• The Opus Discovery Manual
• The Kempston Disk Interface Manual
• The Romantic Robot - Multiface 1 Schematics
• The Romantic Robot - Multiface 1 Manual
• The Romantic Robot - Multiface 128 Manual
• The Romantic Robot - Multiface 3 Manual
• The Currah MicroSpeech Programming Manual
• The Kempston Joystick Interface Schematics
• The Videoface Schematics
• The Videoface Manual
• The Sinclair Hardware Fact Sheet
• The Timex/Sinclair 2068 Technical Manual
• The TK90X Schematics
• The Beta 128 Disk Interface Manual
• The TR-DOS Programming Manual
• The TR-DOS Variables
• The RamTurbo Interface Manual
• The Rombo Vidi-ZX Manual
• The Indescomp Centronics and RS232 Interface Manual
• The ZX Lprint Manual
• The ZX80 Operating Manual
• The ZX81 Service Manual and Assembly Instructions
• The ZX81 BASIC Programming manual, also available in PDF format
• The Timex Computer 2068 Portuguese user manual
• The Timex 1016 - 16K Ram Pack Schematics (for the ZX81 or T/S 1000)
• The QL User's Guide
• The QL Service Manual

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OTHER BITS

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• An Interview with Sir Clive Sinclair, published by Practical Compµting magazine, volume 5, issue 7, July 1982.
  
  
• The How To Hack articles, as written by Jon North and published by Your Sinclair.
  
  

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DEDICATED SITES

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• The Spectrum Hardware Page, maintained by Paul Jenkinson and also completely integrated in the Sinclair Infoseek database.
  Every piece of Spectrum hardware ever built can be found here!
  
  
• ZX Spectrum Hardware Do it yourself, maintained by Pera Putnik.
  Interesting site for Spectrum hardware projects!
  
  
• Droy's Lumber Room, maintained by Isidro "Droy" Nunez.
  Another interesting site for Spectrum hardware projects!
  
  
• Z80 CPU Official Support Page, maintained by Thomas Scherrer.
  Very comprehensive set of pages with everything you could think of regarding the Z80 and its support chips, both from the hardware and the software point of view!
  
  
• Sinclair Basic and its history, maintained by Andrew Owen.