Date: April 1987
Volume: 4
Issue: 1
Articles
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From: The EditorIntroduction from the new editor.
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Meetings in ReviewRecap of meetings from January to March 1987.
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Note WellTS 1000 TS 2068 John Mathewson has developed cartridge-based interface card and a twister board, either of which are used for connecting an improved keyboard. The twister board can be used with the ZX81/TS 1000. Bill Harmer has been developing a number of programs, including a TV pattern generator and a formula calculation engine. David Hinson developed a program…
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ZX81 ProgramsTS 1000 Type-in program Several programs from club members. Child1: visual aid to teaching pre-school children numbers from 1 to 10 (Bill Harmer). VROP: voltage regulator circuit design program using a 741 op-amp (Bill Harmer). Screen Fill: short machine language program to fill screen with any single character. Stop-Watch: timer based on internal FRAMES variable; max of 18.2 minutes.…
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2068 ProgramsTS 2068 Type-in program Several programs from club members. Secret Agent: adapted from Bill Harmer’s ZX81 version by David Solly. Screen Display: extracted from Upload 2000 by Michael Dove to show the interesting effects. New Font: a bold script font for the 2068 or Spectrum (David Solly). MEd.B1: cleans up files downloaded from bulletin boards systems so they can…