IREG (Explosion Simulator) for the TS 1000
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Timex/Sinclair 1000
Letter from Pete Petri to Fred Nachbaur
Cassettes, drawings for the article on my AUTOSHIFTER, and a production circuit board, to use to reproduce full size patterns.
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Letter from Peter McMullin to SyncWare News
Dear Mr. Bent & Mr. Woods: Please accept the enclosed documented program as my entry in your Display Utilities Contest (ZX81). I realize this entry stretches your rules a bit. So many screen utilities have been published for the ZX81 that it would seem difficult to come up with something completely original. Therefore, my entry,
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Machine Code Made Easier book review
Don’t let the length of the title of the title of this book put you off. This 250-page tutorial and reference work is by far the friendliest, most useful book of its kind that I’ve seen. Reading is easy, the author’s style is conversational yet without the forced attempts at corny humor, and goofy cartoons,
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More UPD Info
When using UPD with the Byte-Back serial units, you have to initialize the interface before you try to do any printing. This can either be done from BASIC (see Byte-Back’s documentation), or with a short machine-code routine like the following.