The Computer Journal

Articles (5)

TitleDescriptionComputers
Designing Operating Systems: A ROM Based O.S. for the Z81Article describes implementing a smaller operating system, with CP/M as the starting point, on the Sinclair ZX81/TS 1000.Timex/Sinclair 1000, Downloadable
Interfacing Tips and Troubles: Interfacing the Sinclair Computers, Part OneBryan Lepkowski of Mechanicville, New York wrote in and wanted to know what changes would be required to adapt the VIC-20 EPROM programmer (The Computer Journal Vol.II, No.4) to operate with the Sinclair TS2068 color computer. As I attempted to answer his question, I realized two things. One, the question cannot be answered in a […]Timex/Sinclair 1000, Timex/Sinclair 1500, Timex/Sinclair 2068
Interfacing Tips and Troubles: Interfacing the Sinclair Computers, Part TwoLast month in Interfacing Tips and Troubles we presented part one of a two part article on interfacing the Sinclair computers. In part one we looked at the hardware required for a simple interface, and explained how to protect memory space for storing machine language programs. This month in part two, we will present the […]Timex/Sinclair 1000, Timex/Sinclair 1500, Timex/Sinclair 2068, Type-in program
Interfacing Tips and Troubles: Memory Mapped I/O on the Sinclair ZX81Memory-mapped IO on a Timex/Sinclair computer.Sinclair ZX81, Timex/Sinclair 1000, Timex/Sinclair 1500, Timex/Sinclair 2068
Sinclair ZX-81Several letters in response to request for ZX-81 schematic. Letters include details about user’s experiences. Schematics of ZX80, ZX81 and 16K ram pack. List of Sinclair/Timex book; includes brief summary of each book. Also, discussion of emulator options available at the time.Sinclair ZX80, Sinclair ZX81

Last updated: January 21, 2023

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