The Cramic-81 is a low-power, battery-backup RAM. It uses up-to-date technology such as lithium batteries to maintain your RAM’s contents even when the power is disconnected. It is ideal for keeping large, often used programs, machine code routines or programs you are working on without the bother of having to load them from cassette each
When the lights go out … Read More »
Kids do learn from using computer games. This does not make those games educational programs. To be educational, a program must teach something that somebody planned to teach. In the jargon of the schools, that is called a learning objective. Further, to be educational, a program must show somehow that the kid has learned that
How educational are the “educational” programs Read More »
In a stalemate over which chess program to buy? Check here before you make your move and you won’t get rooked! To help you bring order to the wide array of software available For the T/S1000/ZX81, our writers will look at specific types of programs in each issue. This month we look at six different
Check our handy chess guide Read More »
Last month I explained how to draw a flowchart of a program by splitting it into parts. Each part corresponds to an operation performed either by the user or the computer program. This month we take that a step further and examine a way of breaking a program code into easily-understood areas. There are three
Go with the flow and no illogical jumps Read More »
A fleet of 20 “X” ships is attacking you. You must destroy at least 15 of them or be destroyed.
Sixteen pins appear at the top of the screen for Bowling and the ball at the bottom. Use keys 5 and 8 to line up the two and press key 0 to bowl. The ball will be deflected by impact with the pins and thus make your task more difficult. For every pin hit you
Eleven-yeah-old Keith Goode of Arlington, Texas, certainly gives you your money’s worth with this program. In the menu, Use It presents you with, you can choose one of seven options. The first turns your computer into a drawing board. Option two draws sine wave curves. Three, four, five and six convert your keyboard into a
Knight’s Move uses the movement pattern of the knight in chess to try to cover every space in a square. The program asks where you wish to start on the board, giving the vertical coordinate first, and then marks the moves as you make your way round the board. There is a check routine to
This I/O (input/output) board is a must for any hardware oriented T/Sl000/ZX8i owner. It lets you add on such peripherals as digital to analog and analog to digital converters. All address and data lines are buffered in order to provide extended drive capabilities. All address lines are decoded for ease of operation and all internal
Input/Output Board lets you add on peripherals Read More »
Rear Gunner is a program included specifically for the computer novice, to demonstrate the use of graphics mode and the maneuvering of a display under cursor control. The screen shows a graphic G, representing your target, and a plus sign which is your gunsight. Align the two with the cursor keys and blast your target
Program Printout: Rear Gunner Read More »
Remarkable graphics effects are the striking feature of Phasor for the 16K TS1000, ZX81. You are an infamous space pirate travelling home through hyperspace after a hard day’s murder and mayhem. Suddenly you find yourself wrenched back into real space/time by a squadron of Federation star-ships. You are hopelessly surrounded. Can you fight your last
Program Printout: Phasor Read More »
