SYNC at the Library
Books available about the TS1000/ZX81 and TS2000/Spectrum.
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Timex/Sinclair 1000
Resources (Sync v3 n5)
Listing of new user groups, books and other resources.
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Extensions to Basic
USR routines to invert every character on the screen, print bytes of free memory, create an inverse program listing, and simulate READ, DATA and RESTORE.
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Brick Buster
“Brick Buster” is a game in which the player earns points by knocking out as many of the bricks in the playing area as possible. On-screen scoring and a high score memory are provided for competitive playing. The active part of the game is written in machine code for fast action. The rest of the
Sinclair ZX81/Timex Sinclair 1000 Statistics
Review of Sinclair ZX81/Timex Sinclair 1000 Statistics: Twelve 16K Programs Including Multif actor Analysis of Variance by A. H. Wolach and M. A. McHale.
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Hardware Tips
Robert Hartung comments on some letters from readers. His responses should be regarded as suggestions to help look for the answers.
The ZX81 Companion
The ZX81 Companion, like other ZX81 books, is totally applicable to the TS1000. It begins with a chapter on graphics techniques. First the screen field is explained. Then PLOT and UNPLOT are used to develop the basic components in graphics: drawing straight lines, using triangles, circles, parabolas, and ellipses, and moving a point around the
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Memory Scrunching on the TS1000 and ZX81
One of the most serious problems that TS1000 users are faced with (and ZX81 users even more so) is the lack of memory (RAM). Most commercial programs require a 16K RAM pack, and many printed in newsletters and magazines require over 2K (or 1K for ZX81 people). Although the package or listing calls for 16K,
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Resources (Sync v3 n6)
Listing of new user groups, books and other resources.
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Cyborgwars
Cyborgwars is a strategic game in which four warring cybernetic empires each call upon a human leader to take control and become the supreme leader. This game is the managing an economy, resource allocated type. The resources, in this case, are the robots themselves. The empires are based on a hierarchy of robots: breeders, farmers,