MC Programming #9: Jumping Around
Most of the machine code subroutines held in REM will be be short around 100 instructions and data. Consequently, you won’t need the “JP nn” instruction.
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Timex/Sinclair 1000
TS1000 Service Center and Computer Hotline
Contact information for both.
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Macronics Announces Floppy Disk Interface
Run a 5 1/4″ disk drive with your ZX/TS and Macronic’s new FIZ 1.1 interface. Interface plugs into rear edge connector with an expansion bus.
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Etching Program
Draws patterns by itself. It traces a continuous line, starting at the left-hand center edge of the screen, bouncing off the edges, and stopping only if the line leads into one corner.
QSAVE
Aids in loading balky tapes and the time saved in loading long programs is certainly worthwhile.
Self Running Programs
Making a self-running program on the ZX81 is very simple. Just insert a SAVE statement at the place you want the computer to continue from.
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Star Hunter
In Star Hunter, you control a laser cannon. Your ship is stationary on the left side of the screen as stars move towards you. The object is to shoot a star before one of them hits the left side of the screen.
Pie Chart Graph and Display
Program draws a pie chart graph with up to 10 sections.
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Solar Program for Flat Plate Collectors
If you’re using solar technology to reduce your energy bills, a computer can help maximize your benefits. SOL will help you orient that flat plate collector.
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